SRE Engineer

Essential Responsibilities

• Primary responsibility would be overseeing complete Load balancing and Network Packet Broker Operation.
• Load Balancing Engineer with hands-on experience on F5 BIG-IP GTM and LTM devices as well as Citrix NetScaler.
• Hands on experience in migrating other load balancer vendors to F5 Load Balancer
• Must be an expert in F5 and Citrix Load Balancing platforms.

Roles and Responsibilities

• Should analyse, design, implement and maintain the networks F5 and Citrix NetScaler Load Balancer infrastructure.
• Should inspect data packets and TCP, IP flow in network and application flow.
• Should possess a working knowledge of switches, routers, and firewall concepts.
• Should be able to configure and maintain F5 and Citrix Load Balancers, load balancing best practices.
• Should also take the responsibility to upgrade network operating systems software and hardware as per the management requirements.
• Must ensure that the plans are integrated effectively with the other aspects of the technical infrastructure.
• Extensive knowledge of Load balancing technology including algorithms and health check options.
• Knowledge and experience regarding F5 BIG-IP LTM VIP configuration with health check.
• Knowledge and experience with F5 BIG-IP GTM Wide IP configuration.
• F5 BIG-IP iRule programming and troubleshooting experience.
• Extensive knowledge of Citrix NetScaler VIP configuration with Knowledge and experience with Citrix NetScaler Global Load Balancing (Gslb) configuration.

We are looking networking professionals with the following skill set,

Experience :6+ years of experience in the networking domain

Key skills:

• Must have 6+ years of experience in C/C++ programming language.
• Knowledge of Go programming language and Python programming language is a big plus.
• Strong background in L4-L7 Internet Protocols TCP, HTTP, HTTP2, GRPC and HTTPS/SSL/TLS.
• Background in Internet security related products such as Web Application Firewalls, API Security Gateways, Reverse Proxies and Forward Proxies
• Proven knowledge of Linux kernel internals (process scheduler, memory management, etc.)
• Experience with eBPF is a plus.
• Hands-on experience in cloud architectures (SaaS, PaaS, IaaS, distributed systems) with continuous delivery
• Familiar with containerization solutions like Docker/Kubernetes etc.
• Familiar with server less technologies such as AWS Lambda.
• Exposure to machine learning technologies and distributed systems is a plus

• Preparing Scope of Work and Project Plans for the Solution.
• Preparing High Level & Low Level designs as per proposed Solution.
• Design and Implementation of Routing and Switching technologies.
• Design and implementation of Data Centers on SDN technologies e.g. Cisco ACI, VMware NSX.
• Campus LAN and Wireless design, Implementation and Troubleshooting.
• Design and implementation of software defined campus network e.g. Cisco DNA, SD-Access
• Design, Implementation of WAN, and SDWAN Technologies.
• Hands on experience on WAN optimization technologies.
• Troubleshooting and repairing network issues, as well as developing, applying
• Hands on experience on WAN optimization technologies.
• Troubleshooting and repairing network issues, as well as developing, applying and enforcing best practices and policies
• Monitoring and performing routine tests on an assigned system and reporting results.
• Identifying opportunities for continuous improvements
• Contributing and producing regular status reports as required
• Provide resolution to project or customer issues, following proper escalation procedures, in a timely fashion
• Create project documentation and procedures
• Excellent communication (written and oral) and interpersonal skills
• Knowledge and experience of ITIL based service processes: Incident Management, Change Management, Release Management, Problem Management, etc.

The Network Engineer position provides a secure network infrastructure and resolves any network security related findings. Evaluate and analyze new technologies for potential applicability to business needs. Design, install, and support the network infrastructure capable of supporting the business processes at Citizens Energy Group. Design, test, and implement a disaster recovery process and procedures for the network infrastructure. Maintain a solid technical knowledge of computer hardware, software and applications available within the industry to support our current systems and assist in planning future directions.

Detailed Description

Essential Duties and Responsibilities:

• Responsible to provide on-call support in a 24/7 environment and remedy network outages or other interruptions.
• Maintain existing network equipment, installing new equipment and replacing faulty equipment in plant environments. Vendor and warranty management for network hardware and software.
• Design, implement, document, and test Disaster Recovery process and procedures for network infrastructure
• Manage network infrastructure backup and recovery processes
• Security and critical IOS update patch management
• Advise team for network infrastructure-related issues
• Proactive monitoring of to identify outages, service degradation, or security threats and responding accordingly
• Prepare, maintain, and adhere to procedures for logging, reporting, and statistically monitoring network data.
• Design, implement, and maintain network infrastructure to meet SLA requirements
• Design, implement, and maintain Firewall infrastructure for internal and remote use.
• Design, implement, and maintain network management platform for proactive monitoring and management of network infrastructure
• Designing, maintaining, and effectively operating Local Area Networks (LANs) and Wide Area Networks (WANs), Wireless, Internet Connectivity, and Network Security
• Prepare and ensure accuracy of documentation, procedure manuals, and help sheets for network installations, including data, voice, and video systems.
• Assist in development of business continuity and disaster-recovery plans, and maintain current knowledge of the plan. Respond to emergency network outages in accordance with business continuity and disaster-recovery plans
• Performs other duties as assigned
• This position will require an onsite presence and 80% local travel, as it will be supporting our utilities in the Greater Indianapolis Area

Job Requirements

Required Qualifications:

• Four-year degree with emphasis in Computer Science, Computer Technology, MIS or equivalent experience.
• Minimum 5 years of designing and supporting network devices and network protocols (Network switches, Firewalls, Wireless controllers and APs, BGP, OSPF, EIGRP, SIP and layer 2 protocols Spanning Tree, VPC, VDC and VTP).
• Experience with Watchgaurd Firewall, Active Directory, NPS, and RADIUS configurations
• Good interpersonal skills to interact with customers and team members
• Strong organization skills to balance and prioritize work
• Ability to work independently and as part of a team

Installation, Configuration and Troubleshooting of Network Equipment e.g CCTV Camera, Network Switch, Router, Wi-fi, Server and Desktop computer etc. Willing to travel entire India based on project requirement.

• Support for Incident and Request management tasks as assigned.
• Administration and understanding of the following network services to support Incident and Request tasks as assigned:
• Palo Alto Firewalls
• LAN Routing and Switching
• Microsoft Azure Networking – Vnets, Express Route, Vnet Peering, VPN Gateways
• LAN to LAN VPN Tunnels
• Arista Network devices
• Work with Networking Monitoring tools such as one or more of the following: Solar Winds, Splunk, Prime, NetMRI, Nagios
• Work directly with telecom carriers and Network infrastructure maintenance providers as needed, such as Verizon, Tata, Bharti, and Cisco.
• Maximize network performance by monitoring performance, troubleshooting network problems and outages, scheduling upgrades, and collaborating with network architects on network optimization
• Supports routing and switching and work on BGP, OSPF protocols
• Support China retail store infrastructure and data center through on-call rotations

QUALIFICATIONS:

• Graduate or above
• 6-7 years experience in LAN/WAN Routing including 2 or more years of LAN/WAN Administration experience within a multi-platform technical environment.
• In-depth understanding of voice and/or data technologies and subject matter expert in at least one area.
• Cisco Certified or equivalent combination of knowledge and experience.
• Understanding on IPsec, VPNs, GRE, NAT/PAT over varied platforms
• Expert knowledge of all LAN switching technologies eg Spanning Tree, VLAN management, and VTP concepts on Cisco, Nexus, and Arista
• Good understanding of MPLS routing and OSPF routing

∙ Computer Science related Bachelor's Degree or equivalent experience 

∙ Min 2 years of experience on GCP / AWS / Azure cloud system ( Overall 5+ years of experience) 

∙ Familiarity with LAMP stack technologies, experience supporting 

∙Must be capable of working on Linux System. 

∙ Familiarity with SQL, Apache, File storage, Load Balancers and Agile methodologies ∙ Knowledge of shell scripts, Linux system administration. 

∙ Strong DNS management and automation background 

∙ Strong scripting (bash, php, perl) skills 

∙ Good understanding of TCP/IP networking and troubleshooting 

∙ Clear communication and documentation of projects and procedures 

∙ Strong problem solving skills 

∙ Demonstrated ability to manage timelines, dependencies, deliverables, milestones and resource allocation and management in projects. 

∙Strong Cloud Architecture experience. 

∙Cloud Security 

∙Added Advantage with knowledge of Microservices/API/ Queue systems 

∙knowledge of cloud computing technologies and current computing trends. ∙Understanding and willingness to embrace CI/CD and automation tooling such as Jenkins and GIT 

Responsibilities: 

∙ Set up technical server infrastructure, providing technical assistance to development teams, monitoring site performance, and troubleshooting issues when they arise.

∙ Set up and maintain a development server environment and a live server environment with a process for testing and deploying changes to live sites. 

∙ Take an active role in designing, implementing and maintaining a scalable and robust enterprise server environment. 

∙ Administer Apache web server, Load balancer and MySQL Server 

∙ Work on System Security and IPTable configuration 

∙ Optimize servers for high traffic, security, and other system issues. ∙ Evaluate and propose new or improved system architecture. 

∙ Document system configuration, processes, and procedures. 

∙ Share responsibility with team members for rotating on-call duties.