Top Network Engineer Jobs in Bangalore

Develop and execute exploratory and functional test plans for Arista networking products. Design network topologies to validate functionality, performance, stability, and scalability; identify defects, reproduce customer issues, debug software and hardware problems, and validate fixes. Collaborate with developers, hardware engineers, support teams, and product managers in an agile environment while contributing to automated testing and software design reviews.

Design, implement, test, and maintain high-performance Linux network data-plane systems, including packet processing, protocol parsing, metadata extraction, traffic steering, and downstream delivery. Diagnose correctness, concurrency, memory, latency, and throughput issues using profiling, traces, logs, and packet captures. Build validation harnesses, fuzzing and replay workflows, and reliable production systems. Collaborate across engineering, security research, product, and data science while contributing to technical direction and responsible AI-assisted development.

Design and maintain high-performance Linux network data-plane systems for packet processing, protocol parsing, metadata extraction, and downstream delivery. Diagnose correctness, concurrency, memory, throughput, latency, and reliability issues; build validation and testing frameworks; and collaborate across engineering, security research, product, and data science teams. Staff-level engineers lead architecture, mentor colleagues, establish engineering standards, and drive durable ownership of critical production systems.

Designs, architects, implements, and supports enterprise network infrastructure across on-premises, hybrid, and cloud environments. Manages Cisco, Aruba, FortiGate, wireless, VPN, firewall, load-balancing, and monitoring technologies. Leads network security, availability, incident response, troubleshooting, automation, documentation, and standards initiatives while mentoring engineers. Requires strong Layer 2/3 networking expertise, cloud networking knowledge, scripting skills, and 5+ years of experience.

Designs, implements, supports, and secures enterprise network infrastructure across on-premises and cloud environments. Responsibilities include managing Cisco, Aruba, FortiGate, wireless, VPN, load-balancing, and monitoring technologies; leading incident response and root-cause analysis; implementing resilient network architectures; automating configuration and monitoring with Python or Bash; mentoring engineers; and maintaining technical documentation and standards.

Architects and develops BIOS, BSP, diagnostics, device drivers, and embedded software for Cisco routing products. Designs and tests FPGA and high-speed networking peripherals, leads hardware bring-up and validation, debugs kernel-to-application defects, and collaborates with global cross-functional teams. The role requires deep expertise in C/C++, Python, Linux hardware bring-up, networking protocols, embedded interfaces, and platform technologies including Sonic, ONIE, BMC, IPMI, and Redfish.

Designs, implements, and operates enterprise network infrastructure across data centers, cloud environments, and remote access platforms. Responsibilities include AWS networking, routing and switching, firewalls, SD-WAN, monitoring, incident response, change management, automation, infrastructure as code, documentation, disaster recovery support, and cross-functional collaboration. Participates in 24/7 on-call rotations and serves as a Tier 3 escalation resource.

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.

Leads enterprise network engineering across global backbones, data centers, and edge locations. Implements secure network policies, maintains service availability, performs proactive testing, resolves capacity and reliability issues, and supports change management. Develops network automation and monitoring solutions, analyzes telemetry and traffic data, and collaborates across infrastructure teams. Mentors network operations staff and applies security, regulatory, lifecycle-management, and operational-excellence standards.

Architect, automate, and operate large-scale cloud infrastructure and distributed systems. Manage EKS and GKE container platforms, build scalable observability and alerting systems, support deployments and on-call incident response, and tune Linux and BSD environments. The role requires expertise in SRE practices, Python, Terraform, Ansible, Kubernetes, AWS, networking, web protocols, Grafana, SLIs, SLOs, error budgets, and CI/CD. Preferred experience includes virtualization, cloud architecture, automated deployments, incident prevention, software packaging, and mentoring.

Operate and engineer network infrastructure in a 24/7 SaaS environment. Design scalable CI/CD, Network-as-Code, GitOps, Infrastructure-as-Code, SDN, Kubernetes networking, telemetry, and automated validation systems. Automate firewalls, load balancers, routing, and security policies while troubleshooting complex physical and overlay networks. Provide Tier 4 technical leadership, mentor engineers, lead design reviews, and partner with SRE, platform, and enterprise architecture teams.

Supports industrial OT network infrastructure across multiple plant locations. Assists with SCADA systems, routers, switches, firewalls, monitoring, troubleshooting, network security, change management, documentation, license tracking, and vendor coordination. Follows SOPs and cybersecurity policies while traveling frequently to support new and ongoing projects.

Individual contributor responsible for designing test strategies and plans, developing automated test frameworks, and validating networking and software products across functional, performance, scalability, and end-to-end scenarios. The role requires network protocol expertise, hands-on automation using Python or related scripting languages, API and web testing, performance testing, debugging, defect tracking, and collaboration with engineering, services, and field teams throughout the product lifecycle.

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.

Designs and develops shared, high-performance networking infrastructure in C for routing, switching, VPN, overlay protocols, packet processing, forwarding databases, and control-plane systems. Responsibilities include data structure design, memory and concurrency optimization, debugging, testing, performance analysis, and collaboration with protocol, QA, and systems engineering teams across the product lifecycle.

Develop network-centric automation tools and self-service portals: build SPAs, microservices (Python/Golang), gRPC/REST APIs, CI/CD pipelines, IaC, observability integrations, automated tests, and participate in on-call rotations to resolve deployment or tooling outages while collaborating with network engineers.

Validates customer networking solutions through system-level testing, automation, test lab configuration, and solution certification. Develops test plans and automated cases for feature, scale, migration, performance, interoperability, and end-to-end validation. Troubleshoots Junos/EVO networking devices, performs root cause analysis, identifies product defects and coverage gaps, and collaborates with engineering, field teams, sales engineers, and customers. Produces technical reports and presentations while improving testing methodologies and leveraging AI-powered testing tools.

Validates customer-focused Service Provider and Cloud networking solutions through system testing, automation, performance and scale testing, troubleshooting, and release certification. Designs test strategies, builds representative lab environments, develops Python or Robot Framework automation, analyzes results, performs root-cause analysis, and collaborates with customers, field engineering, and product teams. Produces technical reports and presentations while improving testing processes and leveraging AI-powered testing tools.

Validates customer-focused Service Provider and Cloud networking solutions through system-level testing, automation, performance and scale testing, and solution certification. Designs test strategies, builds representative lab environments, configures Junos/EVO network devices, develops automated tests, analyzes results, performs root cause analysis, and collaborates with customers, field engineering, and development teams. Produces technical reports and presentations while improving validation processes and leveraging AI-powered testing tools.

The Network Ops Engineer will monitor and maintain network systems, troubleshoot issues, respond to incidents, and collaborate with teams to ensure network availability.

The L3 Network Engineer manages network infrastructure, including VPN and firewall configurations, oversees incident resolution, maintains documentation, and ensures network stability.

The L3 Network Engineer manages network infrastructure including VPN gateways, firewalls, and load balancers, performs hardware patching, and handles IT tickets while collaborating with external partners and maintaining documentation.

Design, develop, integrate, and test high-performance C/C++ software for Cisco IOS XE networking platforms. Build control-plane and data-plane functionality for switching, routing, wireless, and IIoT products. Analyze requirements, create software designs, troubleshoot complex system issues, improve engineering processes, and contribute to innovative networking solutions. Work with networking protocols, operating-system internals, testing tools, and emerging technologies.

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.

Senior-level escalation engineer owning complex L3 issues on Juniper enterprise and data-center switching platforms. Troubleshoots across software, hardware, and design layers, reproduces issues in lab, delivers root-cause analysis and fixes, collaborates with engineering/product teams, authors knowledgebase content, and drives automation and process improvements.