Linux Engineer

Job description

We are looking for Linux Engineer with Linux with any os like NixOS or RHEL or GUIX or Immutable OS with nf tables or IP tables experience, Ansible python scripting
Location: Pan India
Deploy, configure, and support enterprise Linux servers across production and non-production environments.
Implement and manage Linux operating systems, including NixOS, RHEL, GUIX, and other immutable OS platforms.
Deploy and configure Linux-based networking and security services.
Implement Linux firewall solutions using nftables and stateful firewall technologies.
Configure Linux networking, including Layer 2 networking, routing, VLANs, and security zoning.
Support deployment and integration of enterprise firewall platforms, including Cisco, Fortinet, Palo Alto, and Check Point.
Implement and troubleshoot Linux security controls, host hardening, and network segmentation.
Configure and support Cilium for Kubernetes networking and security (where applicable).
Deploy and maintain Suricata IDS/IPS and Zeek network monitoring solutions (preferred).
Perform Linux system upgrades, patching, migrations, and implementation activities.
Troubleshoot operating system, networking, firewall, and security-related issues.
Collaborate with Network, Security, Cloud, and Infrastructure teams during project delivery.
Develop and maintain technical documentation, implementation guides, and operational procedures.
Participate in change management activities and support implementation during maintenance windows.
Ensure Linux environments comply with customer security policies and operational standards.

Mandatory Skills & Experience

Minimum 8 years of hands-on Linux administration and engineering experience.
Strong experience with:
NixOS
Red Hat Enterprise Linux (RHEL)
GUIX or other immutable Linux operating systems
Strong deployment and implementation experience within enterprise Linux environments.
Experience implementing Linux networking and security solutions.
Strong knowledge of:
Linux Networking
Layer 2 Networking
TCP/IP
VLANs
Security Zoning
Stateful Firewalls
Hands-on experience with nftables.
Experience integrating Linux environments with enterprise firewall platforms, including:
Cisco Firewalls
Fortinet FortiGate
Palo Alto Networks
Check Point
Strong troubleshooting and root cause analysis skills.
Experience working in enterprise and data centre environments.
Familiarity with ITIL processes and change management.

Preferred Skills

Experience with Cilium for cloud-native networking and security.
Experience deploying or administering Suricata IDS/IPS.
Experience using Zeek for network traffic analysis and security monitoring.
Knowledge of container platforms such as Kubernetes and Docker.
Experience with Linux automation and configuration management tools (Ansible, Puppet, SaltStack).
Scripting experience using:
Bash
Python
Shell Scripting
Knowledge of SELinux and Linux security hardening.
Exposure to Infrastructure as Code (IaC) and DevOps practices.
Experience with cloud platforms (AWS, Azure, GCP).

Preferred Certifications

Red Hat Certified Engineer (RHCE)
Red Hat Certified System Administrator (RHCSA)
Linux Foundation Certified System Administrator (LFCS)
Linux Foundation Certified Engineer (LFCE)
Kubernetes Administrator (CKA) (Desirable)
ITIL Foundation

Key Competencies

Strong Linux troubleshooting and problem-solving skills.
Excellent understanding of Linux security architecture.
Strong analytical and root cause analysis abilities.
Excellent communication and stakeholder management skills.
Ability to work independently and within multidisciplinary project teams.
Strong documentation and technical reporting skills.
Customer-focused with the ability to deliver high-quality implementation projects.
Ability to manage multiple deployment activities in a fast-paced environment.

Required skills

docker communication skills analytical skills security palo alto networks python aws kubernetes troubleshooting cloud gcp azure bash problem-solving skills ansible network change management infrastructure as code shell scripting tcp/ip root cause analysis itil processes fast-paced environment fortinet devops practices technical documentation iac itil foundation customer-focused security solutions routing cisco palo alto check point security monitoring security services puppet documentation skills operational procedures cka rhce engineering experience vlans container platforms troubleshoot ids/ips patching migrations red hat enterprise linux rhel configuration management tools network segmentation linux operating systems enterprise environments cilium selinux red hat certified system administrator red hat certified engineer operational standards pan india saltstack stakeholder management skills rhcsa iptables zeek python scripting suricata implementation guides host hardening cisco firewalls infrastructure teams nixos fortinet fortigate maintenance windows nftables stateful firewalls network traffic analysis linux automation linux networking lfce kubernetes networking lfcs cloud-native networking linux troubleshooting linux engineer guix immutable os enterprise linux servers linux-based networking stateful firewall layer 2 networking security zoning linux security controls suricata ids/ips zeek network monitoring linux system upgrades customer security policies hands-on linux administration enterprise linux environments data centre environments linux security hardening linux foundation certified system administrator linux foundation certified engineer kubernetes administrator linux security architecture technical reporting skills high-quality implementation projects

Linux Engineer

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