Trivandrum
36 days ago
Senior Network SME – Routing, Switching, Security & Azure Cloud

We are seeking a highly experienced Senior Network Engineer with 16–20 years of deep expertise in enterprise and cloud networking, routing and switching, firewalls, and security compliance. The ideal candidate will bring hands-on experience with technologies such as Cisco, Palo Alto, Check Point, ForeScout, F5, Infoblox, and cloud platforms like AWS, Azure, or GCP. A strong focus on patch management, firmware upgrades, vulnerability management, and regulatory compliance is essential.

This is a strategic, high-impact role responsible for architecting, implementing, and securing robust network infrastructures across hybrid environments to ensure performance, scalability, and adherence to security standards.

Key Responsibilities: Network & Cloud Infrastructure Design & Management

Architect and deploy cloud and on-premise network solutions across AWS, Azure, or GCP.

Manage routing and switching environments (Cisco or equivalent) with deep knowledge of BGP, OSPF, EIGRP, VLANs, STP, QoS, and multicast protocols.

Configure and optimize F5 load balancers (LTM, GTM, iRules) for high availability and efficient traffic management.

Administer Infoblox DNS, DHCP, and IPAM for seamless IP address management and name resolution services.

Firewall, Security, and Compliance

Design and maintain secure perimeter and internal network environments using Cisco ASA, Palo Alto, Check Point, and ForeScout firewalls.

Enforce Zero Trust Architecture, micro-segmentation, and secure remote access via VPN solutions.

Lead patch management, firmware updates, and hardening of network and security appliances.

Conduct regular vulnerability scans, remediation activities, and ensure compliance with security frameworks like ISO 27001, NIST, CIS, and PCI-DSS.

Collaborate with security teams on threat detection, incident response, and proactive risk mitigation.

Performance Monitoring and Troubleshooting

Proactively monitor and tune network performance to meet SLAs and minimize latency and downtime.

Resolve complex networking issues across LAN/WAN, cloud, and security appliances.

Engage with vendors and cross-functional teams to maintain optimal performance and high availability.

Automation and Documentation

Leverage tools like Ansible, Python, PowerShell, and Terraform to automate routine tasks and cloud network deployments.

Maintain detailed documentation, including network topology diagrams, firewall configurations, compliance reports, and SOPs.

Mentor junior engineers and support knowledge-sharing initiatives across IT teams.

Qualifications & Experience:

12–15+ years of experience in enterprise network engineering, cloud networking, and security.

Expertise in routing and switching (Cisco, Juniper) and firewalls (Palo Alto, Cisco ASA, Check Point, ForeScout).

Proven experience in cloud networking with AWS, Azure, or GCP—covering VPCs, NSGs, VPNs, subnets, and load balancing.

Hands-on exposure to patch management, firmware upgrades, and vulnerability scanning/remediation.

Proficient in F5 technologies (LTM, GTM, ASM) and automation using Python, Ansible, Terraform.

Strong grasp of compliance frameworks and security standards (ISO 27001, NIST, PCI-DSS, CIS benchmarks).

Excellent analytical, documentation, and communication skills.

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