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High Security Jobs in California

high security California

Viewing 1 - 20 of 1,945

High Security Jobs in California requiring security clearance

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Lead VTC Technician

Techead
Chula Vista, CA(On-Site/Office)
Posted 1 week ago
5+ yrs exp
Secret

Lead VTC Technician | NIWC PAC Mission SupportLocation: San Diego, CA (NIWC PAC Operational Setting) Clearance: Active Secret Compliance: DoD 8140/8570 IAT Level II (Security+ CE, CySA+, etc.)The Role...

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Senior Electrical Engineer Firmware

RTX
Goleta, CA(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

Date Posted:2026-02-16Country:United States of AmericaLocation:US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: ...

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Principal Electrical Engineer Firmware

RTX
Goleta, CA(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

Date Posted:2026-02-19Country:United States of AmericaLocation:US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: ...

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Power Electronics Engineer - Laser and Experimental Systems

Lawrence Livermore National Laboratory
Livermore, CA(On-Site/Office)
Posted 1 month ago
DoE Q or L
Not Specified

Company Description Join us and make YOUR mark on the World!Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthe...

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Classified Windows System Administrator

Aerospace Corporation
El Segundo, CA(On-Site/Office)
Posted 2 weeks ago
TS/SCI
Not Specified

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded researc...

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Pulsed Power Engineer - Laser and Experimental Systems

Lawrence Livermore National Laboratory
Livermore, CA(On-Site/Office)
Posted 1 month ago
DoE Q or L
Not Specified

Company Description Join us and make YOUR mark on the World!Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthe...

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Senior Program Protection \u0026 Technology Security Foreign Dis

System High Corporation
El Segundo, CA(On-Site/Office)
Posted 1 week ago
TS/SCI
Not Specified

Description Position Overview This is a unique opportunity to support a high-priority mission within the United States Space Force Space Systems Command's International Affairs Office (USSF SSC/IA), p...

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Embedded Software Engineer

Gravity IT Resources
Carlsbad, CA
Marlborough, MA
Washing, DC
Linthicum Heights, MD
Tampa, FL
Posted 3 weeks ago
5+ yrs exp
Secret

Embedded Software Engineer – Secure Communications Locations: Carlsbad, CA | Marlborough, MA | Linthicum Heights, MD | Tampa, FL Job Type: Direct Hire Clearance Required: Active DoD Secret (or higher)...

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Solutions Architect, Public Sector

SandboxAQ
Remote/Hybrid
Palo Alto, CA(Off-Site/Hybrid)
Manhattan, NY(Off-Site/Hybrid)
Arlington, VA(Off-Site/Hybrid)
San Antonio, TX(Off-Site/Hybrid)
Posted 1 month ago
5+ yrs exp
Top Secret

About SandboxAQ SandboxAQ is a high-growth company delivering AI solutions that address some of the world's greatest challenges. The company’s Large Quantitative Models (LQMs) power advances in life ...

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Nonlinear Computational Analysis Engineer

Lawrence Livermore National Laboratory
Livermore, CA(On-Site/Office)
Posted 1 week ago
DoE Q or L
Not Specified

Company Description Join us and make YOUR mark on the World!Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthe...

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Computer Architect/Embedded Computing Systems Design Engineer (L

Boeing
El Segundo, CA(On-Site/Office)
Posted 2 weeks ago
Top Secret
Not Specified

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

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Network Specialist - Senior

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Loma, CA(On-Site/Office)
Posted 6 days ago
Secret
Not Specified

Piper Companies is seeking a Senior Network Specialist to support a high-performance computing modernization program through On-Site work in Point Loma, CA. This role is ideal for someone experienced ...

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Unarmed Flex Security Officer - Hospital

Allied Universal
Los Angeles, CA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

OverviewCompany Overview: Allied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynam...

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Test Range Photographer

Altus Technology Solutions Llc
China Lake, CA(On-Site/Office)
Posted 1 month ago
5+ yrs exp
Secret

Job description Location: China Lake, CA Shift: Day Remote Type: No Remote Clearance: SECRET Security Clearance (Must have interim clearance before start date) Certification: None required Education: ...

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Network Specialist - Master

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Loma, CA(On-Site/Office)
Posted 6 days ago
Secret
Not Specified

Piper Companies is seeking a Master Network Specialist to support a high-performance computing modernization program through On-Site work in Point Loma, CA. This role is ideal for someone experienced ...

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Senior Electrical Engineer

Cyrad Solutions
El Segundo, CA(On-Site/Office)
Posted 2 weeks ago
Secret
Not Specified

Senior Electrical Engineer: Hardware for National Security Impact Statement: Build the integrated hardware that powers autonomy and command-and-control for critical national security and defense missi...

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Contract Program Security Officer (CPSO/CSSO)

Gravity IT Resources
Carlsbad, CA(On-Site/Office)
Washing, DC
Baltimore, MD
Colorado Springs, CO
Arlington, VA
Posted 1 month ago
2+ yrs exp
Top Secret

Job Title: Contract Program Security Officer(CPSO / CSSO) Location: Carlsbad, CA | 100% Onsite Job type: Direct Hire Pay Range: $89,000 – $140,000 base salary We’re looking for an experienced Co...

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PIV Specialist (Part-Time)

One Federal Solution
San Diego, CA(On/Off-Site)
Posted 1 month ago
2+ yrs exp
Public Trust

One Federal Solution is hiring an Analyst/Registrar to support our Federal Government client in the Personal Identity Verification (PIV) card credentialing office in the San Diego, CA area. Job Descr...

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Sr. Embedded Network Engineer

Gravity IT Resources
Tampa, FL
Linthicum Heights, MD
Marlborough, MA
Carlsbad, CA
Washington, DC
Posted 3 weeks ago
5+ yrs exp
Secret

Senior Embedded Network Engineer Work Locations: Tampa, FL | Linthicum Heights, MD | Marlborough, MA | Carlsbad, CA Job Type: Direct Hire Clearance Required: Active DoD Secret (or higher) Compensation...

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Technical Recruiter (Contract-to-Hire)

True Anomaly. Inc.
Long Beach, CA(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

A new space race has begun. True Anomaly seeks those with the talent and ambition to build innovative technology that solves the next generation of engineering, manufacturing, and operational challeng...

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