Top Network Engineer Jobs in Delhi

Operate and support network infrastructure: incident and problem management, service requests, patching and vulnerability management, DR/access/logging/backup administration, documentation and handovers, stakeholder management, and compliance with internal/external policies.

The Core Network Engineer will manage the migration from Cisco to Arista hardware, support network setups, and provide troubleshooting. Responsibilities include documentation, compliance checks, and collaboration with project managers.

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

Provide 24/7 enterprise network support and escalations for global clients, administer and troubleshoot multi-vendor LAN/WAN infrastructures, implement security controls, perform IOS/firmware upgrades, coordinate with ISPs and onsite teams, document incidents and RCA, and lead remediation for affected endpoints.

Design, deploy, and maintain enterprise network infrastructure (routers, switches, firewalls, load balancers). Monitor performance, troubleshoot connectivity and security incidents, enforce network security policies, perform audits, maintain network documentation, collaborate with IT teams, participate in on-call rotations, and evaluate new networking technologies.

Provide L2/L3 remote network support for retail stores, troubleshooting Cisco devices, configuring network devices, and collaborating with teams to ensure network stability.

Lead design and implementation of network-as-code and large-scale SDN/container networking. Build CI/CD pipelines, automate security and traffic policies, validate network state, troubleshoot complex routing and overlay issues, and drive technical strategy and documentation across global, multi-tenant cloud and bare-metal environments.

The Senior Network Engineer at Twilio will build, operate, and maintain global network infrastructure, ensure performance monitoring, troubleshoot issues, and collaborate on security and future network needs.

Network Engineer responsible for designing, implementing, and supporting VPNs (Pulse, ZPA), load balancers, PKI/certificate and key management, encryption and security protocols, IPsec/SSL VPNs, TCP/IP and routing, WLAN/WAN (MPLS), firewalls, DNS/DHCP, LDAP/proxy and web server technologies, and scripting/automation (Python).

Design, implement, and support client network and security infrastructures with focus on Cisco and Palo Alto. Provide Tier 3 troubleshooting, configure VPNs and routing (OSPF/EIGRP/BGP), document datacenter and network designs, train peers, handle escalations and on-call rotations, and support project and BAU work for MSP/financial services clients.

The Sr. Network Engineer designs and maintains network infrastructure across cloud and on-premises, focusing on automation, security, and collaboration with multiple teams.

Design, build, and maintain scalable test automation frameworks and automated test suites for functional, regression, performance, and end-to-end network testing. Integrate tests into CI/CD pipelines, apply AI/ML for test generation and analytics, analyze test and network data, and collaborate with cross-functional teams to ensure product quality and faster delivery.

Maintain, optimize, and troubleshoot large-scale datacenter LAN environments on Cisco Nexus platforms. Collaborate with architects and customers, execute network changes, drive operations improvement projects, and develop automation and documentation to ensure secure, resilient, high-performance network services.

Design, build, and operate a Kubernetes-based platform for global network infrastructure. Own cluster lifecycle, provisioning, upgrades, GitOps delivery, observability, capacity, and recovery. Develop automation, provide production support and on-call incident response for network services, and drive issues from detection through verified resolution.

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.

The Network Support Engineer is responsible for maintaining and troubleshooting network systems and supporting network operations.

Lead escalation and execution of a Cisco-to-Fortinet/Juniper migration: configure and deploy Fortinet firewalls and Juniper switches/wireless, troubleshoot cutovers, own ServiceNow change controls, document designs and runbooks, and mentor field teams to ensure consistent branch refreshes and operational improvements.

Operate 24×7 network monitoring and incident response across cloud and on-prem environments. Troubleshoot hybrid connectivity, routing, VPNs, firewalls, load balancers, and DNS. Act as L2/L3 escalation, participate in Major Incident Management, execute changes via ITSM, maintain runbooks, and improve monitoring, automation, and documentation to reduce MTTR and meet SLAs.

Design, build, and maintain scalable test automation frameworks and CI/CD-integrated test suites for carrier-grade network systems. Apply AI/ML for intelligent test generation, anomaly detection, and predictive analysis. Analyze test/network data, develop visualization tools, collaborate with development and QA teams, and contribute to test strategy, reviews, and documentation to improve quality and delivery velocity.

Designs, configures, and supports complex global data, voice, storage and video networks (including contact center and security). Implements regional network solutions, provides operational support, tracks project tasks, mentors junior engineers, and updates documentation.

Designs, configures, and supports complex regional and global data, voice, storage, and video networks including contact center technologies. Provides operational support, mentors junior engineers, documents solutions, and engages vendors to optimize performance, reliability, and security.

The Senior Network Engineer leads complex deployments, manages change controls, optimizes network architectures, and oversees migration activities while ensuring high operational standards and documentation.

Design, build, and maintain scalable test automation frameworks and automated test suites for functional, regression, performance, and end-to-end network testing. Integrate tests into CI/CD, apply AI/ML for intelligent test generation and anomaly detection, analyze test/network data, and collaborate with development and QA to ensure product quality and faster delivery.

Design, build, and maintain scalable test automation frameworks and AI-driven tools for carrier-grade, cloud-native network systems. Develop automated test suites in Python/Java/Go, integrate tests into CI/CD, apply ML for intelligent test generation and anomaly detection, analyze test/network data, and collaborate with development and QA teams to ensure quality and faster releases.

Design and maintain scalable test automation frameworks and automated test suites for functional, regression, performance, and end-to-end network testing. Integrate tests into CI/CD pipelines, apply AI/ML for intelligent test generation and anomaly detection, analyze large test/network data sets, and collaborate across development, product, and QA to ensure testability and timely defect resolution.