Role & responsibilities

Network Operations &

• Infrastructure Management • Administer, monitor, troubleshoot, and maintain global enterprise network infrastructure.

- Ensure availability, performance, resilience, capacity, and security across production, staging, DR, and corporate environments.
- Perform operational maintenance, upgrades, patching, configuration management, and documentation updates. Firewall &
- Security Administration • Administer Cisco FTD and ASA firewall platforms.
- Implement firewall policy and rule changes through approved change processes.
- Troubleshoot security, segmentation, compliance, and connectivity-related issues. Routing, Switching &
- Network Services • Administer Cisco Catalyst 3850 and 9300 switching platforms.
- Configure and support Layer 2/3 networking, VLANs, BGP, multicast routing, and high-availability network solutions.
- Support and troubleshoot enterprise routing and switching environments. AWS Networking &
- Cloud Connectivity • Manage highly available connectivity between on-premises environments and AWS.
- Maintain AWS Direct Connect and associated BGP routing configurations.
- Troubleshoot hybrid cloud connectivity and performance issues involving AWS-hosted services. Cato Networks (SD-WAN / SASE) • Administer Irdetos Cato Networks setting for office connectivity, remote access, VPN, and AWS network connectivity.
- Configure segmentation, security policies, access controls, routing, and traffic optimization within Cato.
- Troubleshoot connectivity, performance,



and security issues across the Cato SD-WAN/SASE environment. Incident, Problem &
- Change Management • Respond to incidents, service requests, emergency support, and major incident recovery activities.
- Conduct root cause analysis and contribute to problem management.
- Execute and document network changes through established change control procedures. ________________________________________ Required Skills The contractor should bring senior-level hands-on experience in Cisco networking and firewalls, BGP, VLANs, Layer 2/3 networking, AWS Direct Connect, hybrid cloud connectivity, Cato Networks, SD-WAN/SASE, VPN services, network troubleshooting, documentation, and ITIL-aligned incident, problem, and change management. ________________________________________ Preferred Experience • Customer-facing environments • Multi-site WAN environments • AWS-based production platforms • Participation in on-call rotations

: We are seeking an experienced Senior Network Infrastructure & Security Engineer to manage, support, and optimize enterprise network infrastructure across global environments. The ideal candidate will possess strong hands-on expertise in Cisco networking, firewall administration, cloud connectivity, SD-WAN/SASE platforms, and ITIL-based operational processes. This role is responsible for ensuring network availability, security, performance, and resilience across production, disaster recovery, and corporate environments.

📌 Network Security Engineer (New Delhi)
🏢 ValueLabs
📍 New Delhi