Sr. Lead Engineer - System Administration(Windows)

Cbts; Chennai District; Hybrid; INR 900,000 - 1,400,000; Full time

Job summary

Cbts in India is seeking a System Administrator to own advanced admin responsibilities across Linux and Windows compute environments. You will drive configuration management, platform hygiene, automation adoption and continuous improvement to ensure a stable, secure, scalable infrastructure.

The role includes incident troubleshooting, patching, upgrades and lifecycle maintenance, with focus on governance and audit readiness.

Qualifications

• Experience in Linux/Windows system administration across compute environments.
• Ability to implement and maintain configuration management and automated workflows.
• Strong problem-solving for incidents, RCA actions and high-impact issues.

Responsibilities

• Lead system administration for Linux/Windows compute environments including configuration management and lifecycle maintenance.
• Implement automation scripts and workflows to reduce manual work and improve environment hygiene.
• Perform advanced troubleshooting for compute platform incidents and ensure timely RCA closure.
• Support capacity planning, resource optimization and compute cost optimization with platform teams.
• Ensure enterprise security baseline compliance, vulnerability remediation and system hardening controls.
• Review changes, validate implementation quality, and uplift operational maturity.
• Ensure compliance with regulatory and security requirements, including change control discipline, access management standards, and audit trail maintenance.

Skills

Linux

Windows

Automation scripting

Patch management

Incident troubleshooting

Security hardening

Change management

RCA

Job description

Role Purpose: Owns advanced system administration responsibilities across server & compute environments ensuring stable, secure, scalable and well-governed infrastructure operations by driving configuration management, platform hygiene, automation adoption and continuous improvement.

Key Responsibilities:

• Lead system administration for Linux/Windows compute environments including configuration management, OS performance tuning, patching, upgrades and lifecycle maintenance.
• Implement automation scripts / workflows for routine ops, deployment, configuration changes & environment hygiene reduction of manual work.
• Perform advanced troubleshooting for compute platform incidents, support RCA actions and ensure closure of high impact issues.
• Support capacity planning, resource optimization and compute cost optimization with platform teams.
• Ensure enterprise security baseline compliance, vulnerability remediation and system hardening controls.
• Review changes, validate implementation quality, coach junior engineers and uplift operational maturity.
• Ensure compliance with regulatory and security requirements, including change control discipline, access management standards, and audit trail maintenance.

Key Performance Indicators (KPIs):

• Compute platform uptime & SLA adherence
• MTTR reduction & escalation avoidance
• Patch compliance / security posture improvement
• Automation coverage & manual effort reduction
• Accuracy & compliance of configuration standards