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Security Clearance Jobs in California

California

Viewing 1 - 20 of 5,736

Jobs in California requiring security clearance

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2026 Raytheon Full Time- Software Engineer I -(Onsite)

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

Date Posted:2026-06-01Country:United States of AmericaLocation:US-CA-EL SEGUNDO-R01 ~ 2000 E Imperial Hwy ~ BLDG R01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requireme...

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Program Cost Control Principal Analyst

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

Date Posted:2026-06-01Country: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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Systems Engineer, U-2 - Level 2

New
Lockheed Martin
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Palmdale, CA(On-Site/Office)
Posted today
Secret
Not Specified

Job Number 724487BR Description:You will be a Systems Engineer - Level 2 maintaining and managing performance metrics on the U-2 Program.What You Will Be DoingAs a Systems Engineer - Level 2 who supp...

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Item Manager - Level 2

New
Lockheed Martin
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Palmdale, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 722955BR Description:You will be the Logistics Item Manager - Level 2 for the Logistics Team which is responsible for overseeing the Autonomic Logistics Management System (ALMS) and ensuri...

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Senior Information System Security Officer (ISSO) - El Segundo,

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

Date Posted:2026-06-01Country:United States of AmericaLocation:US-CA-EL SEGUNDO-E04 ~ 2006 E El Segundo Blvd ~ BLDG E04Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

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Senior Manager Mechanical Engineering

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

Date Posted:2026-06-01Country: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 Thermal Engineer

New
RTX
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El Segundo, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Date Posted:Country:United States of AmericaLocation:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Th...

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Network Engineer III

New
Scientific Research Corporation
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San Diego, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Salary StatementEstimated Starting Salary Range: USD $96,600.00/Yr. - USD $160,850.00/Yr. Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, inter...

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Network Engineer III

New
Scientific Research Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Salary StatementEstimated Starting Salary Range: USD $96,600.00/Yr. - USD $160,850.00/Yr. Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, inter...

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Network Engineer III

New
Scientific Research Corporation
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San Diego, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Salary StatementEstimated Starting Salary Range: USD $96,600.00/Yr. - USD $160,850.00/Yr. Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, inter...

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Machine Learning Research Engineer

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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Field Technician

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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Facility Safety Officer

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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Principal Software Systems Engineer

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

Description SAIC is seeking a Automation Software Systems Engineer Team Lead to support the Naval Information Warfare Center, Pacific (NIWC PAC) Naval Messaging CB ISEA. The work will be conducted a...

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Linux Administrator

New
TEKsystems c/o Allegis Group
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Monterey, CA(On-Site/Office)
Posted today
5+ yrs exp
Top Secret

TEKsystems is seeking a Sr Linux Administrator to support a government program in Monterey, CA. The candidate will have 3+ years of experience in Linux administration, an active Top Secret clearance, ...

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CHILD DEVELOPMENT PROGRAM EDUCATIONAL TECHNICIAN

New
Department of Defense
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Twentynine Palms, CA(On-Site/Office)
Posted today
Confidential
Not Specified

Duties You will serve as Child Development Program Educational Technician at the Personal Services Division, Child and Youth Programs Branch, Marine Corps Community Services (MCCS), MCAGCC, in Twent...

D

FOOD SERVICE WORKER LEADER

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

Duties Ensure that all recipes, supplies, utensils, and expendable supplies are available to support items by daily requisitioning supplies on appropriate forms. Answer workers' questions regarding ...

D

INTELLIGENCE SPECIALIST

New
Department of the Air Force
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Los Angeles, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

DutiesDuty 1 - Serves as a multi-source Intelligence Specialist. Performs complex intelligence analysis with emphasis on Space Force and DoD programs/systems acquisition activities and leads teams/pro...

D

FINANCIAL MANAGEMENT ANALYST

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

DutiesTHIS IS A T5 EXCEPTED SERVICE, INDEFINITE POSITION Indefinite appointment cannot exceed 5 years. Selectee may be non-competitively converted to permanent status if/when funding becomes availab...

D

Transportation, Storage & Distribution Manager (5831)

New
Three Saints Bay
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San Diego, CA(On-Site/Office)
Posted today
Public Trust
Not Specified

Ghostrock , a subsidiary of Three Saints Bay, LLC, and a Federal Government Contractor industry leader, is seeking a Senior Logistician to join our team in San Diego, CA. Position Responsibilities: ...

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