Top Secret / SCI Clearance Jobs

Date Posted:2026-06-09Country:United States of AmericaLocation:US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

Senior DevSecOps Engineer (Systems Engineer III)Business Development - San Diego, CaliforniaThis position requires an ACTIVE DoD security clearance. Applicants who do not currently hold an active clea...

Title:Training and Operations Support Team Member Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our custome...

Title:Lead Systems EngineerProgram SummaryKBR's Missile, Aviation, and Ground Systems (MAGS) division delivers mission engineering solutions for critical U.S. Army programs, specializing in aviation a...

Title:Information Systems Security Officer (ISSO) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our custome...

Title:MBSE Systems EngineerKBR seeks a highly motivated Systems Engineer to support an Intelligence Community Space customer. The successful candidate will possess an understanding of government spac...

Title:Associate Security SpecialistBelong. Connect. Grow. with KBR!KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intell...

Title:RF Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and natio...

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, ch...

Job Number 12448 Standard Job Description This position is for a Software Engineer Staff to participate and lead a team in the design, development, test and maintenance of software systems within Loc...

Job Number 8926 Job Description This position is for a Project Engineer and reports to the Portfolio Integration Lead of the Future Payloads Portfolio within Advanced Strategic Programs. As a Project...

Date Posted:2026-09-10Country:United States of America Location:US-VA-ALEXANDRIA-7900-CUST ~ 7900 Telegraph Rd ~ 7900-CUST (External Site) Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immi...

Date Posted:2026-09-10Country:United States of America Location:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Req...

Job Number 10948 Standard Job Description At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can...

Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than ...

Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than ...

Date Posted:2026-09-10Country:United States of America Location:US-TX-RICHARDSON-C27 ~ 1727 Cityline Dr ~ CITYLINE C27 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...

Date Posted:2026-09-10Country:United States of America Location:US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

Job Number 6561 Standard Job Description The Lockheed Martin Whiskey Shot (WS) team is seeking an experienced Software Architect to be part of a team developing defense technology that could forever ...

Job Number 6560 Standard Job Description The Lockheed Martin Whiskey Shot (WS) team is seeking an experienced Software Engineer to be part of a team developing defense technology that could forever c...