Senior System Administrator | TS/SCI Polygraph
$190k - $210kCornerstone Defense LLC
Cornerstone Defense LLC is seeking a Senior System Administrator in Annapolis Junction, MD, offering a $190K–$210K compensation and Active TS/SCI w/ Polygraph clearance. You will support secure enclave development networks, conduct testing, maintain SOPs, manage accounts, and ensure baseline security in a collaborative, small-team environment. Required: technical degree and 15+ years or equivalent. Expertise in Windows Server, AD, Group Policy, Linux, NetApp, and VMware stacks. #J-18808-Ljbffr Cornerstone Defense LLC
Vacancy posted 4 hours ago
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