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Security Clearance Jobs in California

California

Viewing 1 - 20 of 5,243

Jobs in California requiring security clearance

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2026 - Systems Security Engineer II (Onsite)

New
RTX
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Fullerton, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Senior Software Engineer, Real-time Embedded

New
RTX
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Goleta, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CA-GOLETA-H03 ~ 6380 Hollister Ave ~ BLDG H03Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: ...

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Electronics Technician 2 - Sacramento, CA

New
M.C. Dean
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Sacramento, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, comp...

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Electronics Technician 3 - Sacramento, CA

New
M.C. Dean
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Sacramento, CA(On-Site/Office)
Posted today
Secret
Not Specified

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, comp...

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Engineered Safety Department Manager - Active Security Clearance

New
Lawrence Livermore National Laboratory
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Livermore, CA(On-Site/Office)
Posted today
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 Cloud Development Engineer

New
Lawrence Livermore National Laboratory
Apply today! Be one of the first candidates to apply for maximum exposure.
Livermore, CA(On-Site/Office)
Posted today
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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HR Data Analyst

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

Company Description Join us and make YOUR mark on the World!Are you interested in joining some of the brightest talent in the world to strengthen the United States' security? Come join Lawrence Liverm...

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Systems Integration & Test II Engineer (Onsite)

New
RTX
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Goleta, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-04Country: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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Software Engineer II, Real-time Embedded

New
RTX
Apply today! Be one of the first candidates to apply for maximum exposure.
Goleta, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CA-GOLETA-H03 ~ 6380 Hollister Ave ~ BLDG H03Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: ...

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2026 Intern - Electronic Warfare Electrical Engineering - Onsite

New
RTX
Apply today! Be one of the first candidates to apply for maximum exposure.
Goleta, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-04Country: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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Senior Systems Engineer

New
SAIC
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San Diego, CA(On-Site/Office)
Posted today
Secret
Not Specified

Description SAIC is seeking a Senior Systems Engineer to support one of our Navy programs located in San Diego, CA. This role will require up to 5% of travel. JOB DUTIES: Provide operations analys...

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Computer Hardware Architect

New
SAIC
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San Diego, CA(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

Description SAIC is seeking an experienced Computer Hardware Architect to join our Technical Engineering and Design Department in support of our United States Air Force customer. We have positions a...

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SERVICES SHOP SUPERVISOR I

New
Department of Defense
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Point Loma Complex San Diego, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will recommend new equipment, tools, and the relocation of equipment. You will maintain records of trainees, such as apprentice progress records. You will ascertain that materials an...

D

GENERAL SUPPLY SPECIALIST

New
Department of Defense
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Point Loma Complex San Diego, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will be the primary liaison for the Point Loma San Diego, CA Detachment work with the supply chain including Defense Logistics Agency (DLA), Naval Supply Systems Command Weapon Syste...

D

INFORMATION TECHNOLOGY SPECIALIST (INFOSEC/CUSTSPT)

New
Department of Defense
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Naval Air Station San Diego, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will conduct Physical Security Inspections during Command Assist Visits and Inspection. You will prepare each subordinate command for Cyber Security Inspection by ensuring SIPRNET sp...

D

SUPPLY TECHNICIAN

New
Department of Defense
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Lemoore Naval Air Station, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will execute tasks associated with managing and ordering, and distribution of the Hazardous Material (HAZMAT) inventory and resources involved. You will maintain automated inventory ...

D

FIREFIGHTER (PARAMEDIC)

New
Department of Defense
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Bridgeport, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will respond to emergencies as a member of an Engine Company, Truck Company, Rescue Company, Hazardous Materials Team and/or a Rescue Team. You will participate in daily training and...

D

Simulation Software Developer

New
General Atomics Intelligence
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Poway, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

General Atomics Aeronautical Systems, Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical reconnaissance radars, as well as adv...

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TRAINING SPECIALIST

New
Department of Defense
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Port Hueneme, CA(On-Site/Office)
Posted today
Secret
Not Specified

Duties Help You will conduct research, develop and communicate project schedules, conduct conferences, manage communications with subject matter experts and other stakeholders. You will act as Techn...

D

Fuel Systems Engineer

New
General Atomics Intelligence
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Adelanto, CA(On-Site/Office)
Posted today
Secret
Not Specified

General Atomics Aeronautical Systems, Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical reconnaissance radars, as well as adv...

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