Senior HPC System Administrator - TS/SCI clearance
Senior HPC Systems Administrator (TS/SCI)
Location: Aberdeen Proving Ground, MD
Work Arrangement: 100% Onsite
Salary Range: $150,000–$210,000, depending on experience
Clearance: Active/Current Top Secret/SCI
About the Role
PGTEK is seeking an experienced Senior High-Performance Computing (HPC) Systems Administrator with a TS/SCI clearance to manage and maintain a large-scale HPC cluster at a customer site at Aberdeen Proving Ground, Maryland.
In this role, you will take ownership of the HPC environment, ensuring system reliability, performance, security, and ongoing compliance with customer requirements. You will serve as a senior technical resource for the customer’s team, independently troubleshooting complex issues, coordinating system upgrades, and providing hands-on training and knowledge transfer to customer personnel.
The ideal candidate brings extensive HPC experience, deep Linux systems administration expertise, and the ability to operate independently in a complex, mission-critical technical environment.
Key Responsibilities
- Administer and maintain a large-scale high-performance computing cluster, including system monitoring, performance tuning, and reliability management.
- Independently troubleshoot and resolve complex system issues, identifying root causes and implementing effective solutions.
- Plan, coordinate, and execu
