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Security Clearance Jobs in Fullerton, CA

Fullerton, CA

Viewing 1 - 15 of 15

Jobs in Fullerton, CA requiring security clearance

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Senior Software Engineer - RDPL - Onsite (CA)

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 4 days ago
Secret
Not Specified

Date Posted:2026-05-29Country: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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Software Engineer II - RDPL - Onsite (CA)

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 4 days ago
Secret
Not Specified

Date Posted:2026-05-28Country: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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Principal Systems Security Engineer (Anti-Tamper/Program Protect

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 4 days ago
Secret
Not Specified

Date Posted:2026-05-28Country: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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Full Stack Senior Software Engineer, Onsite

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 4 days ago
Secret
Not Specified

Date Posted:2026-05-28Country: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: T...

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Security Driving Patrol Secret Clearance

New
Allied Universal
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Fullerton, CA(On-Site/Office)
Posted 5 days ago
Secret
Not Specified

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 dynamic, welcoming, and...

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Sustainment Program Manager

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 6 days ago
Secret
Not Specified

Date Posted:2026-05-26Country: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: T...

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Principal Software Engineer - Metrics & Tool Specialist, Onsite

New
RTX
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Fullerton, CA(On-Site/Office)
Posted 6 days ago
Secret
Not Specified

Date Posted:2026-05-26Country: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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Principal System Security Engineer

Avenue Technologies and Commodities, Inc
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Fullerton, CA(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

Clearance Required: Secret (must be active)We're looking for a Principal System Security Engineer who enjoys solving complex technical challenges and collaborating with cross-functional teams.This rol...

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Senior Systems Security Engineer (Cyber Engineer)

Avenue Technologies and Commodities, Inc
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Fullerton, CA(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

Clearance Required: Secret (must be active)We're looking for a Senior Systems Security Engineer (Cyber Engineer) who enjoys solving complex technical challenges and collaborating with cross-functional...

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Lead Radar Systems Engineer - Sr. Principal

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

Date Posted:2026-05-05Country:United States of AmericaLocation:US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Senior Mechanical Engineer

RTX
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Fullerton, CA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Date Posted:2026-04-28Country: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: T...

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Principal System Security Engineer

22nd Century Technologies, Inc.
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Fullerton, CA(On/Off-Site)
Posted 1 month ago
Secret

Please find below the job details: Title: Principal System Security Engineer Client: Aerospace Location: Fullerton, CA Duration: 6 months CTH Pay Rate...

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Principal System Security Engineer

22nd Century Technologies, Inc.
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Fullerton, CA(On-Site/Office)
Posted 1 month ago
5+ yrs exp
Secret

Title: Principal System Security Engineer Client: Raytheon Location: Fullerton, CA Duration: 6 months CTH Clearance: Secret required Job descrip...

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Senior RF Engineer

RTX
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Fullerton, CA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Date Posted:2026-04-21Country: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: T...

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Principal Mechanical Engineer - Radar and Sensors

RTX
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Fullerton, CA(On-Site/Office)
Posted 2 months ago
Secret
Not Specified

Date Posted:2026-03-31Country: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: T...

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