Top Network Engineer Jobs in Chennai

Provides operational support for routers and switches, including incident response, troubleshooting, configuration backups, health checks, inventory updates, and standard network upgrades. Reviews maintenance procedures, executes automated or manual upgrades, validates results, performs rollbacks when necessary, and escalates complex or service-impacting issues. Coordinates with operations, engineering, application, monitoring, and change-management teams while documenting defects and improvement opportunities.

Owns day-to-day LAN, WAN, Wi-Fi, firewall, and site infrastructure operations for the Chennai office. Responsibilities include network standards, capacity planning, incident response, root cause analysis, engineering lab connectivity, end-user technology support, vendor coordination, and collaboration with global IT and network teams.

Manage global network operations, infrastructure, and incident resolution for Fidelity Investments. Implement, administer, troubleshoot, and optimize routers, switches, firewalls, wireless access points, and controllers. Responsibilities include routing and switching, WLAN/LAN/WAN engineering, application traffic analysis, 802.1X configuration, documentation, issue escalation, and network improvement. The role also involves ITIL and project management practices, cross-team collaboration, and potential cloud networking work with AWS, Azure, and ExpressRoute.

Owns the design, engineering, operation, security, and continuous improvement of global enterprise networks. Responsibilities include managing Cisco Meraki, VPN, SD-WAN, LAN/WAN, wireless, firewalls, internet connectivity, and Azure networking; resolving complex outages; developing architecture standards and documentation; leading site and cloud connectivity projects; and driving automation, resilience, performance, and cost improvements.

Network Engineer responsible for network engineering activities at the L3 support level. The provided description contains no specific technical responsibilities, required technologies, qualifications, compensation, travel expectations, or clearance requirements.

The job description provides limited role-specific information. The position is for a Network Engineer supporting Zensar’s digital solutions and enterprise client services. Specific responsibilities, technologies, qualifications, compensation, travel expectations, and clearance requirements are not provided.

The job description provides company information but does not specify responsibilities, qualifications, technologies, compensation, travel, or clearance requirements for the Network Engineer role.

The job description does not provide specific responsibilities, qualifications, technologies, experience requirements, salary information, travel expectations, or clearance requirements for the Network Engineer L3 position.

Provides L2/L3 operational support for global enterprise networks, monitoring and troubleshooting LAN, WAN, SD-WAN, cloud, and security environments. Supports Cisco, Juniper, and Palo Alto technologies; resolves incidents, performs root cause analysis, executes upgrades and migrations, and participates in ITIL-based 24x7 operations. The role also collaborates with engineering, security, cloud, and vendor teams while driving automation, process improvements, and lifecycle management.

Designs, deploys, optimizes, and supports Telstra’s international voice, IPX, mobility, and roaming networks. The role covers carrier-grade routing, switching, firewalls, signalling, virtualisation, NFV, cloud-native platforms, orchestration, automation, and network security. Responsibilities include technical leadership, architecture and design reviews, troubleshooting, lifecycle management, resiliency, security patching, controlled implementations, vendor coordination, and technology roadmap development.

Develop and execute automated functional, UI, load, and performance tests for a network connectivity platform. Design test suites and automation strategies, configure frameworks, prioritize test cases, and ensure end-to-end product quality. The role requires Python scripting, network automation expertise, knowledge of routing, switching, and networking protocols, plus experience with Ixia or Spirent load-generation tools.

Leads complex enterprise, data center, cloud, and WAN network operations, providing L3/L4 support, critical incident escalation, troubleshooting, root cause analysis, and performance optimization. Designs and deploys network infrastructure, reviews architectures, supports security and load-balancing technologies, and leads transformation initiatives. Mentors engineers, drives automation and process improvements, manages ITIL practices, and communicates technical recommendations to clients and stakeholders in a 24/7 rotational environment.

Designs, engineers, and architects enterprise and hybrid-cloud networks. Responsibilities include routing and switching, firewalls, wireless, VPNs, load balancing, SDN, network diagnostics, security, and cloud connectivity across AWS and Azure. The role requires advanced TCP/IP, Cisco, routing protocol, and network architecture expertise, with scripting, automation, and relevant Cisco certifications preferred.

Monitors and maintains enterprise network environments, troubleshoots outages, configures routers, switches, firewalls, and SD-WAN, and performs upgrades, tuning, capacity planning, and security configuration. Documents incidents, provides performance reporting, supports network design projects, and collaborates with IT teams to optimize infrastructure. The role requires shift and on-call availability, strong analytical skills, customer focus, and experience with Cisco networking, wireless systems, routing protocols, monitoring platforms, automation scripting, and ticketing tools.

Designs and operates large-scale network automation and infrastructure-as-code platforms in a 24/7 SaaS environment. Responsibilities include building CI/CD pipelines, Network-as-Code and GitOps workflows, SDN and Kubernetes networking, routing and overlay infrastructure, automated security policies, telemetry, validation, and remediation. Serves as a senior technical authority for complex network issues while leading engineering standards, design reviews, mentoring, and cross-functional initiatives.

Performs network patching activities to help maintain secure, reliable network infrastructure. The provided description contains no further details about responsibilities, required qualifications, technologies, work location, travel, compensation, or clearance requirements.

Responsible for network patching activities, likely including applying updates and addressing vulnerabilities across network systems. The provided description contains no specific duties, qualifications, technologies, salary, travel, or clearance requirements beyond the job title.

Performs network patching activities to help maintain infrastructure security and system reliability. The provided description contains no further responsibilities or qualification details.

The job description provides no specific responsibilities beyond the Network Patching Engineer title. The role likely involves applying and managing patches across network infrastructure, but required systems, tools, qualifications, and workflows are not stated.

Responsible for network patching activities, likely including identifying, testing, scheduling, and deploying updates to network systems. The provided description contains no additional role-specific responsibilities or qualifications.

The role is for a Network Site Reliability Engineer responsible for supporting and maintaining reliable network infrastructure. The posting specifies an 8+ year experience requirement but provides no detailed responsibilities, technologies, or qualifications.

The job description provides limited role-specific detail. The position is a Network Site Reliability Engineering role based in Pune, requiring at least eight years of experience and likely involving network reliability, infrastructure operations, monitoring, troubleshooting, and automation.

Maintain, troubleshoot, and optimize mission-critical enterprise LAN and data-center networks built on Cisco Nexus platforms. Responsibilities include resolving customer connectivity issues, executing network changes, improving network operations, developing automation, and collaborating on secure, resilient infrastructure. Requires expertise in routing, switching, firewalls, load balancing, VPNs, network documentation, and large-scale enterprise environments.

Provide 24/7 enterprise network support for global clients. Administer complex multi-vendor LAN, WAN, routing, switching, and firewall environments; troubleshoot escalated and high-severity incidents; configure Cisco networking and security devices; coordinate with ISPs, clients, and onsite teams; and manage network security technologies, VPNs, and SD-WAN solutions.

Configure, automate, validate, and support high-performance InfiniBand and RoCEv2 networks for AI and HPC clusters. Responsibilities include provisioning NVIDIA and Cisco switches, managing fabrics with UFM, maintaining Ansible automation, configuring host networking and DPUs, troubleshooting links and optical faults, tuning PFC, ECN, and DCQCN, running bandwidth and latency benchmarks, monitoring telemetry, resolving support tickets, and performing firmware upgrades while ensuring compatibility with NVIDIA OFED.