Linux Administrator - Senior (L3)

Tekskills Inc.; Chennai; On-site; INR 1,200,000 - 1,900,000; Full time

Job summary

Tekskills Inc. is seeking an experienced Linux systems engineer with 8-10 years of hands-on Linux (RHEL, Rocky, CentOS) and EDA project experience. The role includes troubleshooting DNS/NIS/LDAP, kernel debugging, and performance tuning.

You will automate tasks with Ansible, Python, and shell scripts while upholding CISSP-aligned security practices. Collaborate with cloud and storage teams for hybrid deployments and document procedures with version control.

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.

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.

Role & responsibilities

Preferred candidate profile