Senior Linux Cluster System Administrator – Top Secret

Job overview

The Senior Linux Cluster System Administrator role is onsite at Stennis Space Center, MS. The stated salary range is $110,000–$150,000 per year. PGTEK is a consulting organization that helps clients achieve business and technology objectives; this position supports a mission-critical customer’s large-scale Linux cluster environment. The administrator maintains system health, security, operational continuity, and performance in a high-performance computing environment. The role troubleshoots complex issues, coordinates upgrades, mitigates vulnerabilities, responds to customer requests, and provides technical guidance and knowledge transfer to customer system administrators.

What you'll do

• Administer a large-scale Linux cluster
• monitor system health and operational continuity
• troubleshoot complex issues
• respond to customer requests
• plan and execute upgrades
• identify and mitigate security vulnerabilities
• maintain system security posture
• provide technical guidance and knowledge transfer
• and build customer relationships.

What we're looking for

Skills & competencies

senior linux cluster system administrator

stennis space center ms

pgtek

onsite

linux administration

high-performance computing

top secret clearance

comptia security+

comptia linux+

system security

relocation assistance

$110k–$150k/year

Work arrangement

• Weekend coverage required

Benefits & perks

• PPO medical coverage with HSA option, vision and dental insurance, life, short- and long-term disability and critical illness coverage, matching 401(k), pet insurance discount, employee assistance program, PTO and holidays, and education assistance after 12 months.

Why this role

Requires an active Top Secret clearance, 10+ years of Linux system administration experience, CompTIA Security+, and CompTIA Linux+. Relocation assistance is available; routine travel is not required.

About the employer

PGTEK is hiring for this role. Industry: Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). Sector: 54.