Linux Administrator - Senior (L3)

Tekskills Inc.; Kolkata District; On-site; INR 2,800,000 - 4,000,000; Full time

Job summary

Tekskills Inc. is seeking a senior Linux systems engineer in India to design, deploy, and optimize scalable Linux environments. The role emphasizes kernel tuning, performance monitoring, and secure operations within hybrid deployments.

Requirements include 4+ years in Linux systems engineering, RHEL/CentOS/ Rocky familiarity, and strong scripting with Python and Ansible. Experience with LSF, HPC schedulers, and remote access tools is highly valued.

Qualifications

• 4 years of Linux systems engineering experience.
• Experience with Linux (RHEL, Rocky, CentOS) and shell environments.
• Familiarity with network fundamentals and essential services.

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.

Skills

Linux systems engineering

Python

Shell scripting

Ansible

RHCSA EX200

IBM LSF

RealVNC

NFS

Tools

Apache

DNS

LDAP

NIS

SSH

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.