Role & responsibilities

- L2 Network Operations Engineer

Network Services / Intelligent Network Operations Center (iNOC)

Role Level

L2

Relevant Experience

4-8 years in Network Operations / L2 support

Primary Technology Focus

Cisco-based LAN, WAN, wireless and data center networking

Work Model

Rotational 24x7 shifts

Role Summary The L2 Network Operations Engineer supports and troubleshoots enterprise network environments across LAN, WAN, wireless, data center and related network services. The role combines Network Operations Center (NOC), Network Reliability Engineering (NRE) and NetDevOps practices, requiring strong incident ownership, customer communication, structured troubleshooting and effective performance in a 24x7 workplace. The engineer also contributes to automation-driven operations using platforms such as Itential, Python and Ansible to improve reliability, consistency and service delivery efficiency.

Key Responsibilities

- Troubleshoot network availability, connectivity, performance and quality issues across enterprise environments.
- Provide L2 operational support for routing, switching, wireless, MPLS, SD-WAN and load-balancing technologies.
- Analyze incidents, identify probable causes, implement corrective actions and maintain clear technical documentation.
- Coordinate with customers, internal teams,



service providers and OEM support teams during incident resolution.
- Take end-to-end ownership of assigned incidents and work effectively during high-pressure or priority scenarios.
- Follow operational processes, escalation procedures and documentation standards.
- Use scripting or automation capabilities to improve repeatability and operational efficiency where applicable.
- Develop and maintain network automation workflows using Itential, Python, Ansible, Terraform, Git and CI/CD practices.
- Apply Infrastructure as Code (IaC) principles for network configuration, provisioning and lifecycle management.
- Integrate automation workflows with Source of Truth platforms such as NetBox or Nautobot and ITSM tools such as ServiceNow.
- Create reusable scripts, modules, playbooks and pipelines for provisioning, upgrades, backups, validation and compliance checks.
- Collaborate with network architects, operations, SRE and application teams to embed resilience, capacity, failure-domain awareness and automation readiness into network designs.
- Create and maintain operational runbooks, automation playbooks and technical documentation, and support knowledge sharing on NetDevOps and reliability practices.
- Work in rotational 24x7 shifts and manage multiple tasks and priorities.

Preferred candidate profile

📌 Network Engineer (Madurai)
🏢 HCLTech
📍 Madurai