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 envi