Linux Administrator - Senior (L3)

Tekskills Inc.; Delhi; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

Tekskills Inc. in Delhi, India is seeking a senior Linux/DevOps engineer to manage and optimize Linux-based infrastructure. The role emphasizes automation with Python and Ansible, along with kernel-level debugging and performance tuning.

The candidate should have 8–10 years of experience, proficiency in RedHat Linux, shell scripting, and related tools, and work within CISSP-aligned security practices for hybrid cloud deployments.

Qualifications

• Linux systems engineering experience is required (minimum 4 years).
• Experience with Bourne/C-Shell scripting, NFS, LDAP, DNS, SSH, and HPC schedulers like LSF is expected.

Responsibilities

• Manage and troubleshoot Linux services DNS, NIS, LDAP, Altair Accelerator, IBM LSF.
• Perform kernel-level debugging, patching, and performance tuning.

Skills

Python

Windows Powershell

RedHat Linux

Linux systems engineering

Ansible

Shell scripting

Tools

RealVNC

ETX

NFS

IBM LSF

Altair Accelerator

RHCSA EX200

Job description

Skill Required: Digital: Python; Windows Powershell; RedHat Linux
Experience Range in Required Skills: 8-10Yrs

Job Description: (Qualifications)

• 4 years of Linux systems engineering experience.
• EDA Project Experience, Linux (Rhel, Rocky, Centos), including Bourne, C-Shell, and derivatives, Network fundamentals Apache, DNS, LDAP, NIS, SSH, X and associated L2 - Shell Scripting, remote access tools (RealVnc, ETX), NFS, HPC Schedulers (IBM LSF, Altair Accelerator, Performance monitoring Red Hat Certified System Administrator (RHCSA EX200)

Responsibilities:

• Manage and troubleshoot Linux services DNS, NIS, LDAP, Altair Accelerator, IBM LSF.
• Perform kernel-level debugging, patching, and performance tuning.
• Automate system tasks using Ansible, Python, and shell scripting.
• Maintain secure environments aligned with CISSP best practices.
• Collaborate with cloud and storage teams for hybrid deployments.
• Document procedures and maintain version control of installed software.