21 DHCP Jobs in India

Skills Required

• Good Knowledge of Windows OS and Microsoft Office 365
• Basic experience with Active Directory (user management, access control)
• Understanding of networking fundamentals (DNS, VPN, IP addressing, troubleshooting)
• Exposure to monitoring tools such as CloudWatch, Prometheus, and Grafana
• Basic understanding of application support (log analysis, issue identification, alert handling)
• Ability to read and understand application logs (especially Java-based applications)
• Basic knowledge of Java (exceptions, logs, service behaviour)
• Familiarity with Linux/Unix commands for basic troubleshooting
• Experience with ticketing tools like ServiceNow or Jira
• Understanding of incident management and SLA handling
• Basic understanding of telecom concepts — caller ID, robocalls, spam/scam labeling, and number reputation/trust scoring is a plus
• Familiarity with API testing tools like Postman to check service/endpoint availability is a plus
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Roles and Responsibilities

• Provide first-level support to end users through calls, emails, and ticketing tools, ensuring quick response and resolution
• Provide support to US-based users and stakeholders, ensuring clear communication and timely updates
• Work in US shift / rotational shifts as required to support business operations
• Troubleshoot issues related to Windows OS (Windows 10/11) and Office 365 applications such as Outlook, Teams, and OneDrive
• Manage user accounts, password resets, account unlocks, and access provisioning using Active Directory
• Install, configure, and maintain laptops, desktops, printers, and standard business applications
• Perform basic network troubleshooting including Wi-Fi, VPN, DNS, and connectivity issues
• Log, track, and update incidents and service requests in ticketing tools like ServiceNow or Jira, ensuring SLA adherence
• Take ownership of tickets and follow through until closure or proper escalation
• Escalate complex or unresolved technical and application issues to Level 2 or relevant teams with proper analysis
• Support user onboarding and offboarding activities, including system setup and access provisioning
• Monitor applications and infrastructure using tools such as Datadog, CloudWatch, Prometheus, and Grafana
• Respond to alerts and perform initial troubleshooting by analysing logs and identifying issues
• Provide Level 1 application support by validating issues, checking logs, and coordinating with DevOps or development teams
• Perform basic validation of APIs, services, and application/carrier-integration availability
• Assist in deployment validation and basic post-release checks (smoke testing)
• Work closely with DevOps, infrastructure, and application teams for faster issue resolution
• Maintain and update SOPs, knowledge base articles, and troubleshooting documentation
• Ensure adherence to IT processes, security policies, and operational best practices

Job Title : Cisco DNAC Wireless L2+ Engineer

Location : Mumbai

Experience : 6 to 10 Years

Job Level : L2+

Work Mode : On-site / As per project requirements

Job Summary :

We are looking for an experienced Cisco DNAC Wireless L2+ Engineer with strong hands-on expertise in enterprise wireless infrastructure, Cisco Catalyst Center (formerly DNA Center/DNAC), Cisco Wireless LAN Controllers (WLC), Cisco Identity Services Engine (ISE), and Software-Defined Access (SD-Access/SDA).

The candidate will be responsible for managing, troubleshooting, optimizing, and supporting enterprise wireless and campus network environments, handling L2+ escalations, and ensuring network availability, performance, and security.

Mandatory skills :

Cisco DNAC / Catalyst Center, Cisco Wireless LAN Controllers (9800 Series), Cisco Access Points, Cisco ISE, SD-Access (SDA), Cisco Catalyst Switches, Routing & Switching, VLAN, STP, HSRP, OSPF, BGP, TCP/IP, DHCP, DNS, AAA, RF Troubleshooting, Wireless Optimization, Network Troubleshooting, Incident Management.

Key Responsibilities :

• Manage and support enterprise wireless infrastructure and Cisco-based campus networks.
• Handle L2+ escalations related to wireless, LAN, Cisco DNAC, and network connectivity issues.
• Configure, monitor, troubleshoot, and maintain Cisco Catalyst Center (DNAC) environments.
• Manage Cisco Wireless LAN Controllers (9800 series preferred), Cisco Access Points, and Cisco Catalyst switches.
• Configure and troubleshoot Cisco ISE integration, authentication, authorization, and access policies.
• Support and troubleshoot Cisco SD-Access (SDA) architecture and network segmentation.
• Perform wireless health analysis, RF optimization, coverage assessment, and interference troubleshooting.
• Resolve issues related to client onboarding, wireless roaming, authentication, DHCP, DNS, and application visibility.
• Implement network automation, device provisioning, and configuration management using DNAC workflows and templates.
• Perform software upgrades, patching, configuration backups, and network lifecycle management.
• Troubleshoot routing, switching, VLAN, and wireless connectivity issues using logs, packet captures, and network diagnostic tools.
• Coordinate with OEM Technical Assistance Center (TAC) teams and internal stakeholders during critical incidents.
• Participate in network design reviews, migrations, upgrades, and infrastructure transformation projects.
• Prepare and maintain High-Level Design (HLD), Low-Level Design (LLD), Standard Operating Procedures (SOPs), Root Cause Analysis (RCA), and operational documentation.
• Ensure compliance with network security policies, operational standards, and service-level agreements (SLAs).
• Mentor L1/L2 engineers and contribute to continuous improvement in network operations.

Mandatory Technical Skills :

• Cisco Catalyst Center / DNAC : Hands-on experience with configuration, monitoring, assurance, provisioning, and troubleshooting.
• Cisco Wireless : Strong experience with WLCs, preferably Cisco 9800 series, and Cisco Access Points.
• Cisco ISE : Experience with AAA, authentication, authorization, and wireless security integration.
• Cisco SD-Access (SDA) : Understanding of architecture, segmentation, and troubleshooting.
• Routing & Switching : Strong knowledge of VLANs, STP, HSRP, OSPF, BGP, and TCP/IP.
• Network Services : Working knowledge of DHCP, DNS, AAA, and enterprise network connectivity.
• Wireless Troubleshooting : RF analysis, roaming, client onboarding, interference, and coverage optimization.
• Network Diagnostics : Experience with packet analysis, incident management, and root cause identification.

Experience Requirements :

• 6+ years of overall networking experience.
• Minimum 3+ years of hands-on experience with Cisco DNAC / Catalyst Center and enterprise wireless environments.
• Experience handling L2+ escalations and complex network incidents.
• Practical experience supporting enterprise campus networks and business-critical infrastructure.

Preferred Certifications :

• CCNP Enterprise.
• Cisco certifications related to Catalyst Center, SD-Access, or enterprise wireless networking.

Good to Have :

• Experience working in large enterprise environments or managed services organizations.
• Exposure to Aruba or Juniper wireless solutions.
• Experience in customer-facing technical support and critical incident management.
• Knowledge of wireless survey tools and RF analysis utilities.
• Experience with network automation and configuration templates.

Required Soft Skills :

• Strong communication and stakeholder management skills.
• Excellent analytical, troubleshooting, and problem-solving abilities.
• Ability to work in a 24×7 support environment, including rotational shifts if required.
• Good technical documentation and presentation skills.
• Ability to mentor junior engineers and drive operational excellence.

Ideal Candidate : A hands-on networking professional with strong Cisco DNAC/Catalyst Center, enterprise wireless, WLC, ISE, and SDA expertise, capable of independently managing complex L2+ escalations and supporting enterprise network infrastructure.

Job Title: Senior Network & Application Delivery Engineer

Job Summary:

We are looking for a highly experienced professional with 10+ years of expertise in

application delivery, DNS, and open-source technologies. The role focuses on managing

and optimizing network services, ensuring high availability, performance, and scalability.

Key Responsibilities:

• Design, implement, and manage application delivery solutions using F5 (LTM/GTM).
• Administer and support DNS/DHCP/IPAM solutions using Infoblox.
• Deploy and manage web/application servers using NGINX.
• Develop and maintain scripts for automation, monitoring, and operational efficiency.
• Work with open-source technologies to build scalable and reliable solutions.
• Troubleshoot complex network and application delivery issues.
• Collaborate with cross-functional teams for seamless service delivery.
• Ensure high availability, performance, and security of infrastructure.

Required Skills & Experience:

• Minimum 10 years of experience in F5, Infoblox, and NGINX.
• Strong hands-on experience in application delivery and DNS management.
• Good scripting knowledge (Shell/Python or similar).
• Experience working with open-source tools and technologies.
• Strong troubleshooting and analytical skills.
• Excellent communication and stakeholder management skills.

Lead Network Engineer – DNS

Experience: 5–8 Years

Location: Bangalore

Role: Lead Network Engineer

Job Summary

We are looking for a Lead Network Engineer with strong experience in DNS, DHCP, IPAM, and network infrastructure. The candidate will be responsible for managing DNS engineering projects, troubleshooting critical issues, maintaining domain stability, and working closely with multiple teams.

Key Responsibilities

• Manage and deliver DNS engineering projects and initiatives.
• Maintain stability and reliability of the DNS/IPAM environment.
• Troubleshoot and resolve DNS and DHCP issues.
• Work with cross-functional teams and handle critical escalations.
• Own DNS-related incidents, problems, changes, and projects.
• Follow Change, Incident, and Problem Management processes.
• Automate repetitive DNS engineering tasks using scripting/automation.
• Support and manage IPAM infrastructure.
• Participate in crisis situations and provide timely escalation to management.

Mandatory Skills

• Strong understanding of TCP/IP and IP Subnetting.
• Hands-on experience with DNS and DHCP troubleshooting.
• Experience with Infoblox / BlueCat / Nokia QIP.
• Experience in IPAM management.
• Knowledge of F5 LTM/GTM/Viprion.
• Good knowledge of BIND, DNS, and DHCP.
• Basic Unix/Linux commands and administration.
• Knowledge of Unix/Linux scripting.
• Experience handling Change and Incident Management processes.

Strong hands on experience with Efficient IP SOLID server for DNS| DHCP & IPAMDeep understanding of DNS (authoritative/recursive servers| zone files| forwarding| ACLs| GSLB| DNSSEC)Deploy| configure| and administer EfficientIP SOLIDserver DNS/DHCP/IPAM services across enterprise environmentsManage DNS zones| records| forwarding rules| DNS ACLs| Anycast-based deployments| and DNS security controlsExpertise in DHCP management| including scope design| failover| lease policies| and DHCP option setsExperience with IPAM (subnet hierarchy| IP lifecycle management| automation templates| API-driven provisioning)Understanding of network routing protocols| VLAN design| STP| L3 interfaces| and troubleshooting L2/L3 issuesKnowledge of security concepts including DNS firewall| RPZ| threat protection| and DoH/DoT considerationsPractical experience integrating DDI with Active Directory| Firewalls| DNS proxies| Cloud DNSGood understanding of TCP/IP| NTP| DNS protocols| DHCP broadcast/relay behaviorHands on experience with API automation (REST| SOAP| Python| Ansible) for DDI workflowsExperience supporting datacenter DDI deployments| migrations| and enterprise network expansionsAbility to prepare and maintain network documentation| IPAM databases| standards| and SOPsGood understanding of ITIL processes| incident resolution| change & release management

Interview:27th-Aug-2026

Mode: Physical(F2F)

Location: Channai

Job Title : Senior Network Engineer (L2 Support)

Experience : 8+ Years

Location : Pune / Remote

Employment Type : Contract (12+ Months)

Mandatory Skills :

Cisco Routing & Switching, Cisco ACI, Nexus, F5 Load Balancer, Infoblox DNS/DHCP, FortiGate Firewall (Cisco ASA preferred), Zscaler/Bluecoat Proxy, BGP, OSPF, EIGRP, ITIL, ServiceNow.

Job Summary :

We are looking for an experienced Senior Network Engineer (L2) to provide operational support for enterprise network infrastructure in a 24x7 global environment. The ideal candidate will be responsible for incident management, network change implementation, troubleshooting, and ensuring the availability and performance of LAN, WAN, and Data Center networks.

Key Responsibilities :

• Provide L2 support for enterprise network infrastructure, including LAN, WAN, and Data Center environments.
• Troubleshoot and resolve network incidents related to routing, switching, firewalls, load balancing, DNS/DHCP, and proxy technologies.
• Execute approved network changes while adhering to ITIL change management processes.
• Collaborate with L1, L3, vendors, and cross-functional teams to ensure timely incident resolution.
• Monitor network health and contribute to service improvements, automation, and operational efficiency.
• Maintain documentation and support major incident and problem management activities.

Required Skills :

• Strong expertise in Cisco Routing & Switching (BGP, OSPF, EIGRP, VLANs, HSRP/VRRP).
• Hands-on experience with Cisco ACI, Nexus, Catalyst, ASR/CSR platforms.
• Experience with F5 Load Balancers (LTM/GTM).
• Knowledge of Infoblox DNS/DHCP administration.
• Experience with FortiGate Firewalls (Cisco ASA preferred).
• Exposure to Zscaler or Bluecoat Proxy solutions.
• Familiarity with network troubleshooting tools such as Wireshark, tcpdump, traceroute, nslookup, and dig.
• Experience with monitoring and automation tools like Spectrum, NetBrain, Observe, or Ansible.
• Good understanding of ITIL processes and ServiceNow.

Preferred :

• Experience working in BFSI environments.
• Exposure to global 24x7 support operations.
• Strong communication, analytical, and stakeholder management skills.

Review Criteria

• Strong IT Engineer Profile
• 4+ years of hands-on experience in Azure/Office 365 compliance and management, including policy enforcement, audit readiness, DLP, security configurations, and overall governance.
• Must have strong experience handling user onboarding/offboarding, identity & access provisioning, MFA, SSO configurations, and lifecycle management across Windows/Mac/Linux environments.
• Must have proven expertise in IT Inventory Management, including asset tracking, device lifecycle, CMDB updates, and hardware/software allocation with complete documentation.
• Hands-on experience configuring and managing FortiGate Firewalls, including routing, VPN setups, policies, NAT, and overall network security.
• Must have practical experience with FortiGate WiFi, AP configurations, SSID management, troubleshooting connectivity issues, and securing wireless environments.
• Must have strong knowledge and hands-on experience with Antivirus Endpoint Central (or equivalent) for patching, endpoint protection, compliance, and threat remediation.
• Must have solid understanding of Networking, including routing, switching, subnetting, DHCP, DNS, VPN, LAN/WAN troubleshooting.
• Must have strong troubleshooting experience across Windows, Linux, and macOS environments for system issues, updates, performance, and configurations.
• Must have expertise in Cisco/Polycom A/V solutions, including setup, configuration, video conferencing troubleshooting, and meeting room infrastructure support.
• Must have hands-on experience in Shell Scripting / Bash / PowerShell for automation of routine IT tasks, monitoring, and system efficiencies.

Job Specific Criteria:

• CV Attachment is mandatory
• Q1. Please share details of experience in troubleshooting (Rate out of 10, 10 being highly experienced) A. Windows Troubleshooting B. Linux Troubleshooting C. Macbook Troubleshooting
• Q2. Please share details of experience in below process (Rate out of 10, 10 being highly experienced) A. User Onboarding/Offboarding B. Inventory Management
• Q3. Please share details of experience in below tools and administrations (Rate out of 10, 10 being highly experienced) A. FortiGate Firewall B. FortiGate WiFi C. Antivirus Endpoint Central D. Networking E. Cisco/Polycom A/V solutions F. Shell Scripting/Bash/PowerShell G. Azure/Office 365 compliance and management
• Q4. Are you okay for F2F round (Noida)?
• Q5. What's you current company?
• Q6. Are you okay for rotational shift (10am - 7pm and 2pm to 11pm)?

Role & Responsibilities:

We are seeking an experienced IT Infrastructure/System Administrator to manage, secure, and optimize our IT environment. The ideal candidate will have expertise in enterprise-grade tools, strong troubleshooting skills, and hands-on experience configuring secure integrations, managing endpoint deployments, and ensuring compliance across platforms.

• Administer and manage Office 365 suite (Outlook, SharePoint, OneDrive, Teams etc) and related services/configurations.
• Handle user onboarding and offboarding, ensuring secure and efficient account provisioning and deprovisioning.
• Oversee IT compliance frameworks, audit processes, and IT asset inventory management, attendance systems.
• Administer Jira, FortiGate firewalls and Wi-Fi, antivirus solutions, and endpoint management systems.
• Provide network administration: routing, subnetting, VPNs, and firewall configurations.
• Support, patch, update, and troubleshoot Windows, Linux, and macOS environments, including applying vulnerability fixes and ensuring system security.
• Manage Assets Explorer for device and asset management/inventory.
• Set up, manage, and troubleshoot Cisco and Polycom audio/video conferencing systems.
• Provide remote support for end-users, ensuring quick resolution of technical issues.
• Monitor IT systems and network for performance, security, and reliability, ensuring high availability.
• Collaborate with internal teams and external vendors to resolve issues and optimize systems.
• Document configurations, processes, and troubleshooting procedures for compliance and knowledge sharing.

Ideal Candidate:

• Proven hands-on experience with:
• Office 365 administration and compliance.
• User onboarding/offboarding processes.
• Compliance, audit, and inventory management tools.
• Jira administration, FortiGate firewall, Wi-Fi, and antivirus solutions.
• Networking fundamentals: subnetting, routing, switching.
• Patch management, updates, and vulnerability remediation across Windows, Linux, and macOS.
• Assets Explorer/inventory management
• Strong troubleshooting, documentation, and communication skills.

Preferred Skills:

• Scripting knowledge in Bash, PowerShell for automation.
• Experience working with Jira and Confluence.

Perks, Benefits and Work Culture:

• Competitive Salary Package
• Generous Leave Policy
• Flexible Working Hours
• Performance-Based Bonuses
• Health Care Benefits 

The Senior Engineer – Windows Administration will be responsible for L2-level troubleshooting, configuration, and optimization of Windows Server and Client OS environments. The role spans operating system administration, backup and patch management, antivirus, monitoring, and Office 365 administration. The engineer will ensure compliance, security, and high availability of IT services while also supporting end-user environments.

Key Responsibilities:

OS Administration

• Perform OS-level troubleshooting for both Windows Server and Windows Client environments.
• Configure and manage network and security configurations across servers and client endpoints.
• Maintain documentation for OS configurations and updates.

Backup Management

• Fine-tune backup strategies for servers and critical client systems.
• Conduct regular backup and restore testing to validate data integrity and recovery capability.
• Respond effectively to incidents, including recovery from data loss.

Patch Management

• Troubleshoot failed patch deployments for servers and client endpoints.
• Ensure timely patch compliance with organizational security policies.

Antivirus Management

• Fine-tune antivirus policies for both server and endpoint environments.
• Resolve complex antivirus-related incidents and escalations.

Monitoring & Alerts

• Address and resolve advanced monitoring alerts across servers and client devices.
• Ensure proactive detection, reporting, and remediation of issues.

Office 365 Administration

• Manage Office 365 licenses and subscription allocations.
• Perform advanced troubleshooting of Office 365 services (Exchange Online, Teams, OneDrive).
• Implement governance and compliance controls for secure usage.

Qualifications & Skills

• Bachelor’s degree in computer science, Information Technology, or equivalent.
• 6 –8 years of experience in Windows Administration, with L2/L3 troubleshooting exposure.

Strong expertise in:

• Windows Server (2016/2019/2022) and Windows Client OS (Windows 10/11)
• Active Directory, DNS, DHCP, Group Policy
• Backup solutions and recovery processes, including periodic testing
• Patch and antivirus management across server and endpoint environments
• Office 365 administration (Exchange Online, Teams, OneDrive, Intune preferred)
• Familiarity with compliance frameworks (ISO/IEC 27001 preferred).
• Proficiency in PowerShell scripting and automation.
• Strong problem-solving, analytical, and documentation skills.
• Excellent communication and collaboration abilities.

IT Infrastructure & System Administration 

• Manage Windows/Linux servers, desktop systems, Active Directory, DNS, DHCP, and virtual environments (VMware/Hyper-V) 

• Monitor system performance and implement improvements for efficiency and availability 

• Oversee patch management, backups, disaster recovery, and security configurations 

• Ensure IT compliance, conduct audits, and maintain detailed documentation

DevOps & Cloud Operations 

• Design, implement, and manage CI/CD pipelines using Jenkins, GitHub Actions, or similar tools 

• Manage container orchestration using Kubernetes; deploy infrastructure using Terraform 

• Administer and optimise AWS cloud infrastructure 

• Automate deployment, monitoring, and alerting solutions for production environments 

Security, Maintenance & Support 

• Define and enforce IT and DevOps security policies and procedures 

• Perform root cause analysis (RCA) for system failures and outages 

• Provide Tier 2/3 support and resolve complex system and production issues 

Collaboration & Communication 

• Coordinate IT projects (e.g., upgrades, migrations, cloud implementations) 

• Collaborate with engineering and product teams for release cycles and production deployments 

• Maintain clear communication with internal stakeholders and provide regular reporting 

Qualifications & Skills 

• Bachelor's or master’s in computer science, IT, or related field 

• 3-8 years of experience in IT systems administration and/or DevOps roles 

• Proficiency in: 

o Windows Server (2016/2019/2022), Linux systems 

o Cloud platforms (preferably AWS) o CI/CD tools (Jenkins, GitHub Actions, etc.) 

o Kubernetes, Docker, Terraform, Python/Shell scripting 

o Database management (MySQL, MongoDB) 

• Relevant certifications (e.g., MCSA, AWS, DevOps) are a plus 

• Strong knowledge of Windows Server (2016/2019/2022) and Windows operating systems. 

• Experience with Active Directory, Group Policy, DNS, DHCP, and other Windows-based services. 

• Familiarity with virtualization technologies (e.g., VMware, Hyper-V). 

• Proficiency in scripting languages (e.g., PowerShell). 

• Strong understanding of networking principles and protocols. 

• Relevant certifications (e.g., MCSA, MCSE) are a plus. 

Key Competencies 

• Strong problem-solving and troubleshooting skills 

• Excellent communication and interpersonal abilities 

• Ability to manage multiple priorities and work independently 

• High attention to detail and a continuous improvement mindset

 Key Responsibilities

• Assist in the installation, configuration, and maintenance of network hardware and software.
• Support and troubleshoot LAN/WAN networks, routers, switches, and firewalls.
• Monitor network performance and ensure system availability and reliability.
• Collaborate with senior engineers to implement network solutions and upgrades.
• Maintain documentation of network configurations, diagrams, and procedures.
• Provide first-level support for network-related incidents and service requests.
• Assist in performing network security assessments and implementing best practices.
• Participate in network capacity planning and performance tuning.
• Support network-related aspects of IT projects and deployments.

       Qualifications

• Education: Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent work experience).
• Certification: Valid CCNA (Cisco Certified Network Associate) is mandatory.
• Experience: 2-4 years of experience in network administration or support roles.
• Strong understanding of networking fundamentals including TCP/IP, DNS, DHCP, routing and switching.
• Familiarity with Cisco IOS and command-line interface (CLI).
• Basic understanding of network security concepts and firewalls.
• Excellent troubleshooting and analytical skills.

Experience 2- 6 years within SW development

Excellent C/C++ and object-oriented programming skills

Excellent design analysis skills, including experience with software modeling,

Excellent on Linux for CLI or SNMP management related layer for L2 or L3 switches

Experience in telecom is a plus

Flexible, innovative, and driven

Structured and thorough with analytical and troubleshooting skills

Highly motivated team player

Agile way of working

JOB Requirements and Responsibilities:

#SeniorSystemadministrator 

- #ActiveDirectory Domain, #GroupPolicies, #Domaincontroller migration and upgrades.

- File and Print sharing, #NTFS permissions. #FileServer #migrations.

- #MicrosoftExchange or #Office365 messaging, #Outlook Configurations.

- Knowledge of Data #Backups, Backup Strategies, Experience on #backuptools will be an additional advantage.

- Basic knowledge of #Routers, #Firewalls, NAT, #VPN configuration #Sonicwalll preferable.

- Knowledge and working experience on #TicketingSystems & #RemoteAdministration tools.

- Good #DesktopTroubleshooting experience.

- #AntiVirus installations and #Troubleshooting.

- Knowledge of #DHCP , #DNS Management.

- Ticketing tool and #RMM tool #Labtech, #Kaseya, #Autotask (Experience preferred)

Hi Folks!!

Currently we are hiring for Network Engineer for Top MNC

Roles and Responsibilities:

·      Providing support to the Enterprise level clients in configuration of the Wireless LAN Controllers, Access Points and CPPM server

·      Troubleshooting all kind of network and user connectivity issues post deployment

·      Fault localization and restoration of service over remote session

·      Handling POC cases and escalation tickets as well

·      Making configuration changes as per customer’s requirement and wireless environment

·      Co-ordinate with multi-vendors engineers to have successful user authentication like Layer-2 Security features 802.1x authentication, Port security and VLAN Mobility

·      Co-ordinate with L3 Engineers to resolve critical issues        

·      Effectively handle network outage issues and resolve them in a timely manner

·      Configuring Authentication and encryption in wireless networks with Clear pass

·      Working with AAA configuration, including AD, LDAP, RADIUS for Windows and MAC OS X platform

·      Reviewing the WLAN configuration of customers and identifying any configuration mistakes that could cause potential issues

·      Recreating/simulating the customer’s issues in the local lab to verify the issue and provide an effective resolution

·      Providing network support for client’s wired and wireless networks via remote management and telephone

·      Conduct technical discussion with level 1 engineers on weekly basis

Required Skills:

·      CCNA certified with Wireless Knowledge

·      Basic Knowledge on any of Aruba Clear Pass, FortiNAC, Cisco ISE NAC solution

·      Basic implementation skills on Aruba Clear Pass for Wired, Wireless and Guest NAC solution.

·      Must have experience in configuring switches, routers.

·      Must provide technical support for the team & projects during escalation.

·      Good understanding of dot1x, mac authentication and solution for BYOD

·      Capable to prepare HLD (high level design) and LLD (low level design) for new requirements.

Position: Windows SRE

Responsibilities:

• Windows Site Reliability Engineer with experience in managing large websites where Millions of customers hit
• Manage and monitor all installed systems and infrastructure
• Install, configure, test and maintain operating systems, application software and system management tools
• Among your responsibilities will be the installation and configuration of storage, servers, Microsoft servers (Cluster Services, File Services, Active Directory Services, Certificate Authority services), Virtual Infrastructure (Hyper-V), IIS, MS SQL and backup system
• Proactively ensure the highest levels of systems and infrastructure availability
• Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes
• Maintain security, backup, and redundancy strategies
• Write and maintain custom scripts to increase system efficiency and lower the human intervention time on any tasks
• Participate in the design of information and operational support systems
• Provide 2nd and 3rd level support
• Liaise and collaborate with vendors and Zacks personnel for problem resolution, decision making, knowledge sharing

Requirements:

• Minimum 5+ years of Windows support experience, 7, 8, 10, and Microsoft Server (all)
• Windows server expertise
• Familiar with WAN/LAN technologies
• Understanding of the OSI model
• Virtualization - MS Hyper-V, VMware, vSan
• Strong understanding of Internet protocols including HTTP(S), SSL, TCP, IP
• MS IIS administration and configuration
• MS Active Directory
• MS Storage Space
• DNS and DHCP
• SSL certificates and PKI
• Familiar with the ITIL framework
• Strong PowerShell experience
• Information Security experience a plus Other Qualifications
• Excellent attention to detail

Experience: 8-10 years

Description:

Responsibilities

Strategy & Planning

• The NOC Managers/ Product support Engineers' primary responsibility is to plan, organize, and manage staff and overall operations to ensure stability of customer's infrastructure.
• Provides overall expertise with all network operations functions.
• Ability to define, implement and enforce configuration management and change management policies and practices.

Acquisition & Deployment

• Handle escalations and manage support from different levels.
• Ensure adherence of operational metrics.
• Hire, develop, and retain highly responsive and customer focused engineers to ensure the effective operation of the department
• Manage tools, systems and procedures to ensure dynamic management of issues and customer management.
• Ensures all members of assigned technical teams are effective and fully utilized in order to provide high resource utilization.
• Evaluates technical skills of the team and ensures there is an appropriate level of expertise.
• Provide procedural training to staff.
• Perform performance objectives and performance reviews with all team members.

Operational Management

• The NOC Manager will include hands-on technical support work related to the overall health and maintenance of customer environments.
• This position will perform tier-2 and 3 escalation support and act as the point of contact in the NOC for all inquiries from other departments.
• The NOC Manager will manage all related partner operational expectations.
• Ensure continual process improvement within the NOC including but not limited to automation of NOC tasks and reporting, implementation of enterprise-wide monitoring initiatives, and routine administration tasks.
• Identify areas for process and efficiency improvement within the NOC; recommend prioritized enhancements and oversee implementation
• Ensure that reports are accurate and delivered on time.

Experience:

• More than 3-6 years' experience in Microsoft product build and support experience with a high availability 24x7 including:
• Expert knowledge of (SCCM) System Center configuration Manager 2012.
• MS Server 2003 / 2008 Server Admin / Virtualization - MCSE / MCITP
• VMware 410 VSphere Administrator - VCP410 Certified
• Expert knowledge of Virtualization using VMware,MCITP
• Good knowledge of Active Directory, DHCP, DNS, Clustering, Load Balancing, Anti-virus, backup procedures, Group policy, Disaster recovery
• and High availability using industry standards.
• Ability to work independently as well as in a team environment.
• Network services experience is desired.
• ITIL V3 Foundation Certification preferred

Location: Chennai

1.      Experience Requirements

Essential

·      10+ years of experience of Maintaining and Managing a Window Infrastructure environment

·      10+ Years of experience of MS Server, MS Clustering, Active Directory Services, Group Policy, DNS, DHCP, CA, Federation

·      8+ years of experience of Exchange Server

·      5+ years of experience of Cloud infrastructure technology such as Azure, AWS, Google Cloud and Office 365.

·      5+ Previous experience within an Infrastructure Management role.

Desirable

·      Exposure to virtualisation technologies VMWare and HyperV

·      Exposure to virtualisation technologies such as Citrix

2.      Knowledge Requirements

Essential

·      10+ years of knowledge of Windows Server 2012 and above.

·      10+ years of knowledge of Active Directory and Group Policy

·      8+ years of knowledge of MS exchange 2013 and above

·      5+ years of knowledge of HLD/LLD design exposure

·      5+ years of knowledge of AWS, Azure Administration

Desirable

·      Knowledge of Citrix thin client & digital workspace.

·      Knowledge of System Centre suite applications.

·      Knowledge of patch management solution

3.      Skill and Competency Requirements

Essential

·      5+ years administration of maintaining an enterprise windows environment

·      5+ years of experience of installing, configuring & supporting windows server, both on premise and in the cloud.

·      5+ years of experience of automation techniques/tools using Powershell.

·      Strong interpersonal and communication skills (Oral & Written).

·      Ability to work independently in a team.

·      Good adaptability and flexibility.

·      Confidence and decision making.

Desirable

·      Good level of analytical skills to identify, isolate, troubleshoot, and suggest/recommend solutions.

Experience with Microsoft Exchange Server and Office365. 

  Working experience in VMWare/Hyper-V.

  Working knowledge of Firewalls, VPN Technologies, Network routers, Wi-Fi Access points, Port forwarding

  Sound understanding of DNS, DHCP, Active Directory servers.

  Excellent troubleshooting and analytical skills.

  Hands-on experience on Backups

  Desktop troubleshooting experience

  hands-on experience on Firewalls.

• Perform installation, setup, and configuration of hardware such as x86-based servers, NAS storage systems, Troubleshooting capabilities of Windows Server OS, Sound knowledge of AD, DNS, Group policy etc, tape drives and tape libraries, LAN switches (Layer 2 and Layer 3), desktop computer and notebooks.
• Perform installation, setup, and configuration of server and desktop operating systems, such as Microsoft Windows Server 2016, 2019 and newer, Microsoft Windows 10 and newer, Linux (Red Hat Enterprise Server, SUSE Linux Enterprise Server), standard applications on desktops such as Microsoft Office 365, email clients, antivirus clients, encryption etc.
• Upgrade hardware components such as hard disks, memory, I/O adapters in servers and storage systems.
• Upgrade Operating Systems and install patches and troubleshooting of OS.
• Perform installation, setup, and configuration of data backup / restore solutions such as Symantec Backup Exec / NetBackup, and able to provide advice to customers on backup policies.
• Remote operation of Data centre
• Knowledge of LAN, WAN, IP segments, basic installation of Firewall, L3/L2 switches, router etc will be added advantage
• To find out and understand the detail requirements of configuration settings from customers before installation and configuration starts.
• To coordinate and manage the progress of the installation and implementation of projects.

Mandatory skills:

• Programming skills in Python, Robot framework, Selenium, Shell scripting
• Experience on L2/L3 protocols of VLAN/DHCP/LACP/IGMP/PPPoE.
• Should be familiar with device configuration protocols of CLI/NETCONF/SNMP.
• Experience in telecom technologies like DSLAM/GPON/G.fast/Next gen broadband technologies is highly recommended
• Knowledge on regression/performance/load/scale/stability test areas
• Hands on experience with Common industry equipment like Spirent test center/ixia/Abacus/Shenick(TeraVM)/N2X Traffic generators.
• Exposure to debug tools such as Wireshark/tcpdump.

Job Requirements:

• Knowledge on software Test cycle, test plan and test case creation
• Understanding of End to end test setup topology and debugging.
• Ability to perform System level Functional and Non-functional tests.
• Familiar with Manual test life cycle
• Designing and writing test automation scripts using automation frameworks
• Exposure to CI/CD pipe line implementation and maintenance using Jenkins, Groovy scripting
• Linux skills (system configuration and administration, containers, networking experience and d) such as sockets and database management
• Good debugging skills and knowledge on various debug tools
• Bug reporting/tracking and providing logs.

Looking for someone who can take care of all the server-related works, their security, can handle code versions through GitHub, handle the server logs, loads with automated tools.

Hassle-free deploying the code on servers with automated scripts. Should have provision to manage the server downtime efficiently during deployment time on production environment.  Only privileged candidates can access the code and servers with a restricted IP address.

1. Responsibilities

• Serve as a point of cross-functional contact and expertise, providing support to development and QA teams for the build and release process in all environments.
• Provide emergency support for critical issues, research possible cause, and provide solutions.
• Aid DevOps team in the maintenance of existing automated deployment operations as well as the advancement of desired state automated CI-CD Pipelines
• Documents build and deployment process for assigned product and/or tools
• Aid Infrastructure team in the implementation of new resources used by the development, test, and production environments.
• Maintain awareness of best-in-class tools, languages, and practices related to development operations.
• Provides instructions to Infrastructure, Development and Test teams to aid in product development life cycle.

• Participate in discussions regarding new product development and product enhancements.
• 2. Requirements

• Experience working on Linux based infrastructure
• Configuration and managing databases such as MySQL, MongoDB
• Excellent troubleshooting
• Working knowledge of various tools, open-source technologies, and cloud services
• Awareness of critical concepts in DevOps and Agile principles
• Great Experience with public cloud platforms such as AWS, Google Cloud Platform (GCP), or Microsoft Azure.
• Must have implementation experience with TLS/SSL, public private key cryptography, how certificates work, and mutual authentication
• Should have deal with IP addressing, firewalls, open ports, DNS & DHCP

Purpose of the Role

Responsible for 100% uptime of Network with efficient and timely first support on a 24x7 basis to meet Business Goals; providing the highest level of Technology Support, Introducing and maintaining the state of the art Technology in line with the Business Strategy.

Desired Skills and Competencies

• Ability to Influence
• Customer Sensitivity
• Execution Excellence
• Functional Expertise
• Situation Handling
• Team Management
• Working Together

Role Description:

1. Work Experience: Should have work experience in Telco / ISP service Provider background
2. Should have experience in Planning and Operations of Broadband network.
3. Should Lead a Team and Manage Day to Day NOC Operation.
4. Manage Outages in the Network and Provide resolution within SLA; Handle Customer Escalation with Minimal Turnaround time.
5. Escalating Issues and Co-ordinating with vendor team on Bug fixes and Resolutions.
6. Maintain the Uptime of the network at 100%.
7. Should Monitor the Network and planning maintenance activities timely.
8. Should work on building redundancy and elimination of Point of Failures.
9. Should work on Bandwidth Management and Traffic Load Balancing Mechanism.
10. Provide backend support to cross functional teams for new provisioning and Fault Repair.
11. Should be available 24*7 for support for responding to emergency situations and planned activities.
12. Should be Responsible for Inventory Management.
13. Manage and Train NOC team, perform evaluations and hiring, and handle disciplinary responsibilities. 
14. Prepare and Maintain SOPs of critical Process; perform Process Correction on requirement basis.
15. Should analyse fault trends and plan preventive actions.
16. Should be Responsible for publishing of daily, weekly, monthly reports and statistics reports.

Technical Requirements:

1. Should have Good Knowledge of Switching and Routing.
2. Hands-on experience of BGP, MPLS, MPLS L2VPN, MPLS L3VPN, ISIS, OSPF, VLAN, DHCP, PPPoE, STP, LAN, WAN, NAT etc
3. Should have worked in Layer-2 and Layer-3 Switches, Edge Routers; preferably on Cisco and Huawei Devices.
4. Should have worked on GPON Technology and have understanding of Operation and Troubleshooting skills, hands on experience on installation and implementation of OLTs and ONTs.
5. Should have worked on NMS Tools and have understanding of SNMP Protocol.
6. Should have understanding of BNG workings principles, RADIUS and Diameter protocols.
7. Should have Good understanding of Fiber Technology.
8. Should have understanding of Wireless Technologies such as 802.1b/g/n, 802.11ac, should be able to configure WIFI routers and debug issues.
9. Must have done BE/B.Tech or equivalent in Computer Engineering/Electronics & Communication Engineering/Electronics & Electrical Engineering
10. CCNA/CCNP Certification is Preferred.