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Cornerstone Defense Jobs

12 open positions at Cornerstone Defense.

Systems Administrator IV (Storage) with Security Clearance
Cornerstone Defense Annapolis, Anne Arundel County Full Time
Posted Jun 16, 2026
Network Engineer with Security Clearance
Cornerstone Defense Herndon, Fairfax County Full Time
Posted Jun 1, 2026
S/W Q.A. Spec./App Tester – Expert with Security Clearance
Cornerstone Defense Herndon, Fairfax County Full Time
Posted May 30, 2026
DevOps Engineer (Must have Kubernetes) with Security Clearance
Cornerstone Defense Chantilly, Fairfax County Full Time
Posted May 25, 2026
Software Developer with Security Clearance
Cornerstone Defense Chantilly, Fairfax County Full Time
Posted May 25, 2026
Help Desk Specialist Lead with Security Clearance
Cornerstone Defense West Springfield, Fairfax County Full Time
Posted May 25, 2026
ETL Engineer with Security Clearance
Cornerstone Defense Herndon, Fairfax County Full Time
Posted May 25, 2026
Platform Network Engineer II with Security Clearance
Cornerstone Defense Aurora, Arapahoe County Full Time
Posted May 25, 2026
Web Developer/Software Engineer with Security Clearance
Cornerstone Defense Salt Lake City, Salt Lake County Full Time
Posted May 25, 2026
Senior System Engineer with Security Clearance
Cornerstone Defense Annapolis, Anne Arundel County Full Time
Posted May 25, 2026
Lead Network Engineer with Security Clearance
Cornerstone Defense Fairfax, Fairfax County Full Time
Posted May 25, 2026
Software Engineer 4 (Enterprise Data Integration) with Security Clearance
Cornerstone Defense Annapolis, Anne Arundel County Full Time
Posted May 25, 2026