Top Network Engineer Jobs in Chennai

Designs and plans internal communications networks, tests and certifies network components, and ensures seamless integration and deployment. Requires expertise with Juniper and Cisco firewalls, firewall policy enforcement, network monitoring, JUNOS, Cisco IOS, and diagnostic tools. Familiarity with NetBrain, PRTG, Cisco DNA, Python, and Ansible is beneficial. The role requires a bachelor's degree, though equivalent education and experience may be considered.

Designs, builds, and operates highly available cloud and hybrid networks across AWS, Azure, and GCP. Responsibilities include VPN and interconnect connectivity, routing, firewalls, load balancing, DNS, Kubernetes networking, Terraform infrastructure as code, monitoring, troubleshooting, zero-trust access, capacity planning, disaster recovery, documentation, and on-call support for 24/7 logistics operations.

Maintains and supports enterprise LAN, wireless, routing, switching, firewall, VPN, and network security infrastructure. Monitors performance, troubleshoots incidents, performs root cause analysis, executes controlled changes, maintains documentation, supports network projects, and coordinates with vendors and service providers. The role also participates in onboarding, knowledge transfer, security remediation, production network support, and continuous improvements to network reliability and operational efficiency.

Assists with configuring and managing firewalls, VPNs, routers, switches, load balancers, and other network security devices. Monitors network performance, availability, resource utilization, and capacity. Supports maintenance, patching, upgrades, troubleshooting, and resolution of network and security issues alongside senior engineers. Requires a relevant bachelor’s degree, mandatory CCNA certification, foundational networking and cybersecurity knowledge, analytical skills, and strong communication.

Support and deliver managed network services for business customers, focusing on SD-WAN, Internet circuits, VoIP, VPNs, routers, firewalls, and related services. Responsibilities include troubleshooting, configuration, customer onboarding, vendor coordination, issue ownership, customer communication, and mentoring other engineers. The role requires strong networking expertise, particularly with Versa Networks, firewall configuration, routing protocols, NAT, QoS, and network design.

Operate and engineer large-scale network infrastructure in a 24/7 SaaS environment. Design network automation, CI/CD, GitOps, Infrastructure-as-Code, SDN, Kubernetes networking, telemetry, validation, and security-as-code solutions. Manage overlays, routing, firewalls, load balancers, and hybrid network fabrics while serving as a Tier 4 technical authority. Lead troubleshooting, design reviews, documentation standards, mentoring, and cross-functional engineering initiatives.

Provides first-line managed services support for client IT infrastructure, monitoring systems, investigating and resolving security and network incidents, handling ITSM tickets, performing patching and configuration changes, supporting disaster recovery testing, documenting solutions, and escalating issues while maintaining service levels.

As a Senior Network Development Engineer, you will lead integration and system testing, collaborate with development teams, and optimize networking solutions.

Manage and troubleshoot enterprise LAN, WAN, VLAN, wireless, routing, switching, firewall, authentication, and IT/OT network environments. Configure switches and access points, resolve critical incidents, perform upgrades and backups, coordinate with vendors and SOC teams, support audits and cybersecurity hardening, and provide project status updates. The role also supports telepresence, video conferencing, change management, and network implementation projects.

Manage and maintain HLR/HSS systems, provisioning platforms, SIM lifecycle operations, and core network components across multiple countries. Troubleshoot IMS call flows, VoLTE, VoWiFi, USSI, handover, and infrastructure incidents using Wireshark. Support HLR integrations, geographical expansion, capacity planning, process automation, and operational improvements while collaborating with network teams, architects, vendors, and country operations.

Manage enterprise network infrastructure and lead L1/L2 engineers in operational activities. Support Cisco, Aruba, Ruckus, wireless, routing, switching, firewall, authentication, and network management environments. Perform advanced troubleshooting, upgrades, change management, reporting, firewall reviews, and ITIL processes while maintaining factory network uptime. Coordinate escalations with internal teams and vendors and support information security initiatives.

Designs and tests IP network implementations while providing expert technical support, operational guidance, real-time network analysis, and solution testing. Performs manual testing of Cisco routing and switching technologies, particularly Cisco IOS-XR platforms. Uses networking protocols and services including IP/MPLS, OSPF, IS-IS, BGP, Segment Routing, VPNs, and QoS. Automation, traffic-generation tools, troubleshooting, communication, and networking certification are important parts of the role.

Deploys, configures, monitors, troubleshoots, and maintains enterprise network infrastructure across global data centers and remote sites. Administers Cisco, Juniper, Palo Alto, Check Point, F5, and wireless technologies; performs upgrades and network changes; documents configurations; supports security compliance, audits, vendors, and infrastructure projects. Serves as a technical escalation point and participates in on-call and global incident response coverage.

Deploys, configures, monitors, troubleshoots, and maintains enterprise network infrastructure across global data centers and remote sites. Supports Cisco, Juniper, firewall, wireless, and F5 technologies; performs upgrades and network changes; documents configurations; participates in infrastructure projects, audits, incident response, and vendor management. Acts as a technical escalation point and participates in a 24x7 on-call rotation.

Lead DNS Network Engineer responsible for DNS engineering projects, IPAM management, DNS and DHCP troubleshooting, domain stability, incident and change management, automation, and issue ownership. The role requires expertise with Infoblox, BlueCat, Nokia QIP, F5 devices, BIND, Unix/Linux, Python, Ansible, routing, switching, and firewall concepts. The engineer will coordinate with internal teams, external vendors, audit teams, and global customers while escalating crisis situations and providing management updates.

Monitor and support a multi-cloud infrastructure across Azure and AWS, including Windows, Linux, and SQL Server systems. Responsibilities include incident response, alert triage, patching, compliance tracking, network troubleshooting, reliability reporting, runbook improvement, and automation. The role participates in a follow-the-sun on-call rotation and supports VPNs, DNS, subnets, routing, monitoring tools, and infrastructure maintenance.

Design and execute end-to-end automated test strategies for service portals across IP/MPLS networks. Develop Robot Framework test scripts, validate orchestration and automation, troubleshoot issues, integrate tests into CI/CD, mentor junior QA engineers, and report quality and performance metrics to ensure reliable product releases.

Develop and own an endpoint network proxy that intercepts and analyzes third-party traffic, terminates and re-establishes TLS, applies real-time policies, traces data flows, and processes large event volumes efficiently. The role requires building highly reliable, secure-by-design systems software capable of handling untrusted data and resisting attacks, while collaborating with distributed engineering teams.

Designs and operates large-scale network infrastructure in a 24/7 SaaS environment. Leads Network-as-Code, GitOps, CI/CD, infrastructure automation, Kubernetes and SDN networking, routing, security policy, load balancing, telemetry, and automated validation. Serves as a Tier 4 technical authority for complex network issues, drives resilient multi-region deployments, mentors engineers, and leads cross-functional architecture initiatives.

Lead daily network operations across LAN/WAN/SD‑WAN/wireless/cloud for global sites. Mentor engineers, manage incidents, drive troubleshooting/root cause, collaborate with cross‑functional teams, and lead network modernization, automation, and reporting efforts.

Supports and operates NVIDIA’s large-scale on-premises and cloud network infrastructure in a 24/7 global operations environment. Responsibilities include monitoring alerts, resolving incidents within SLAs, troubleshooting network issues, managing IP infrastructure and datacenter interconnects, coordinating vendors, implementing upgrades and capacity expansions, improving operational workflows, and documenting best practices. The role requires extensive networking protocol knowledge, cloud experience, automation exposure, and strong incident-management and communication skills.

Manage network operations issues from identification through closure, produce accurate daily status and SLA reports, validate and reconcile data, analyze root causes, coordinate technical resolution, and automate repetitive reporting and operational tasks using Excel, dashboards, Python, or scripting. The role requires strong network architecture knowledge, hands-on experience with routers, switches, and firewalls, clear stakeholder communication, documentation, and willingness to work shifts from the Bangalore or Hyderabad office.

Lead complex network and cloud deployments, manage customer implementations, troubleshoot issues, mentor junior engineers, and develop automation tools.

Seeking a Junior Network Engineer with 1-3 years of experience in networking technologies. Role includes designing IP addresses and subnets, configuring VLANs, routing protocols, and supporting 24x7 operations.

Installs, configures, monitors, maintains, and troubleshoots network security and switching solutions. Provides customer technical support, resolves connectivity and security issues, documents configurations and solutions, coordinates requirements, and collaborates with internal teams on project execution. Requires hands-on FortiGate and FortiSwitch experience, strong networking fundamentals, troubleshooting ability, communication skills, and willingness to travel locally when needed.