Senior Linux Engineer – Telecom

Experience: 8+ Years

Location: Bangalore / Hyderabad / Chennai / Pune

Industry: Telecom

Work Mode: Hybrid

Role Overview

We are looking for a Senior Linux Engineer with solid hands-on experience in Linux administration, networking, security, and firewall technologies. The role involves deploying and supporting secure Linux platforms across enterprise and data-centre settings.

Key Responsibilities
Deploy, configure, and support Linux servers across production and non-production environments.
Manage NixOS, RHEL, GUIX, and other immutable Linux platforms.
Configure Linux networking, Layer 2, TCP/IP, VLANs, routing, and security zoning.
Implement and manage nftables, iptables, and stateful firewall solutions.
Integrate Linux environments with enterprise firewalls such as Cisco, Fortinet, Palo Alto, and Check Point.
Implement Linux hardening, security controls, segmentation, and network security.
Support Cilium for Kubernetes networking/security.




Deploy and maintain Zeek and Suricata for network monitoring/IDS/IPS.
Handle OS upgrades, patching, migrations, troubleshooting, and RCA.
Collaborate with Network, Security, Cloud, and Infrastructure teams.
Maintain technical documentation and support change/maintenance activities.

Mandatory Skills
8+ years hands-on Linux administration/engineering
Telecom experience – Mandatory
NixOS – Mandatory
RHEL
nftables / iptables
Linux Networking, TCP/IP, Layer 2, VLAN, Routing & Switching
Stateful Firewall / Security Zoning
Enterprise firewall exposure: Cisco / Fortinet / Palo Alto / Check Point
Enterprise/Data Centre experience
Robust troubleshooting and RCA skills

Good to Have
GUIX / other immutable Linux OS
Cilium
Zeek
Suricata
Kubernetes networking/security
Bash/Python scripting

📌 Linux Engineer Chennai (India)
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