Top Secret / SCI Clearance Jobs in California

Job Number: R0230355Space Readiness and Exercise PlannerThe Opportunity: As a defense mission professional, you ask questions others don't. You understand the nuances of complex situations. You use yo...

ABOUT NOOKS Are you seeking an exciting and unique opportunity to grow and support our national security? As a startup, we are offering a limited-time opportunity to be an equity owner in a pioneering...

ABOUT NOOKS Are you seeking an exciting and unique opportunity to grow and support our national security? As a startup, we are offering a limited-time opportunity to be an equity owner in a pioneering...

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are ...

Description SAIC is seeking a Security Specialist to provide programmatic support to a program within the Program Executive Office's Space Domain Awareness and Combat Power portfolio at Vandenberg S...

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revol...

Job Number 712360BR Description:Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilitie...

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

OverviewJob SummaryGalapagos Federal Systems LLC is seeking an experienced and highly motivated Senior Operations Research Analyst to join our innovative and mission-focused team. This position offers...

Site Security Escort needed for a Contract opportunity with SOC's client to work onsite in Malibu, CA. Contract Length: 1 year, possibility to extend another 6-12+ months *Candidates must have an act...

As a solutions-based company, Precise Systems is focused on innovation in support of the warfighters and aligning our expertise to deliver the highest quality of service. Powered by our highly skilled...

Description Highly motivated and experienced Logistics Team Manager to lead and guide our product support team in providing critical logistics support to Program Executive Office Command, Control, C...

Description SAIC is seeking an Administrative Assistant on the Horizon 2 contract, based in El Segundo, CA. This position supports a System Program Office within the Space Systems Command's Space Co...

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: PolygraphTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on...

Zachary Piper Solutions is seeking a Lead Testing Engineer for a leading technology integration located in El Segundo, CA. The Lead Testing Engineer will be responsible for developing and executing co...

Group and Job Profile Guidance: The Joint Test & Evaluation (JT&E) program considers emerging technologies and the increasingly complex and dynamic joint, multi-domain operational environment to d...

USmax Corporation is seeking a Program Manager to support the United States Space Force Space Systems Command (SSC) Military Communications and Positioning, Navigation, and Timing Directorate Chief o...

Date Posted:2025-12-03Country:United States of AmericaLocation:CA320: El Seg.-So. Campus Bldg E01 2000 East El Segundo Boulevard Building E01, El Segundo, CA, 90245 USAPosition Role Type:Onsite U.S. C...

MANTECH seeks a motivated, career and customer-oriented Personnel Security Specialist II to join our team in El Segundo, CA.The Personnel Security Specialist's primary function is to handle personnel ...

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutio...