7 DNS Jobs in Chennai | DNS Job openings in Chennai

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

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

🚨 Urgent Hiring – CHANGE MANAGEMENT

📍 Location: Chennai

👥 Interview: Face-to-Face (F2F)

📅 Interview Date: 28th August

💼 Role: CHANGE MANAGEMENT

🔥 Must-Have Skills

• Strong hands-on experience with EfficientIP SOLIDserver
• DNS, DHCP & IPAM (DDI)
• DNS administration – Authoritative/Recursive DNS, Zone Files, Forwarding, ACLs, GSLB, DNSSEC
• DHCP – Scope Design, Failover, Lease Policies & DHCP Options
• IPAM – Subnet Management, IP Lifecycle & Automation
• DNS Security – DNS Firewall, RPZ, Threat Protection
• Network Routing, Switching, VLAN, STP & L2/L3 Troubleshooting
• Integration with Active Directory, Firewalls, DNS Proxies & Cloud DNS
• API Automation using REST/SOAP, Python or Ansible
• Datacenter DDI deployments, migrations and enterprise network expansion
• ITIL, Incident, Change & Release Management

🎯 Ideal Candidate

Candidates with strong production experience in EfficientIP SOLIDserver / DDI environments are preferred. General DNS/DHCP/IPAM experience without EfficientIP exposure may not be sufficient.

📢 Interview Details

F2F Interview – Chennai

Date: 28th August

Dear Candidate,

Greeting from NAM Info Pvt Ltd.

We have a role for F5 Load lposition with NAM Info.

Required Technical Skill Set-

Expert-level experience with F5 BIG-IP

Strong hands-on experience in F5 Hardware Refresh and Migration Projects

F5 LTM, GTM/DNS, ASM/AWAF administration

Advanced iRules development and troubleshooting

SSL certificate management and SSL offloading

Virtual Servers, Pools, Profiles, SNAT, NAT configuration

High Availability (HA), Device Clustering, Sync Groups

Traffic management and application performance optimization

TCP/IP, HTTP/HTTPS, DNS, Load Balancing concepts

Root cause analysis and troubleshooting of complex application delivery issues

Experience Required: 10+ years (8+ years should be releva

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

Job Description: 

Handling desktop issues 

Need to configure, implement, maintain develop and support. 

Network trouble shooting and hardware configuration. 

Should have good working experience on DNS etc, 

Networking design and implementation. 

Hands on experience working on servers will be an added advantage. 

Good communication skills. 

Should be able to join immediately or in a week. 

The Impact you will create on the Job

Understand and handle deploying, troubleshooting issues with Compute, Networking, Storage, Database services on AWS & Azure.
IT experience in a team handling the cloud, infrastructure and Linux, Windows operating systems.
Working on  different services in AWS & Azure Cloud Platform
In depth knowledge of a wide range of AWS & Azure services in Compute, Storage, Networking, Infrastructure as a code, Serverless computing, IAM, CI/CD pipelines
Possess a thorough understanding of Internet based technologies (DNS, Security, IP Routing, SSH, FTP, HTTP/HTTPS etc.)