Fullerton, CA

Security Clearance Jobs in Fullerton, CA

Showing 12 Jobs

Senior Mechanical Engineer

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

Date Posted:2026-07-31Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Senior Software Engineer - Battlefield Radar, Onsite

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

Date Posted:2026-07-29Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Senior Software Engineer, Onsite

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

Date Posted:2026-07-29Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Mechanical Engineer II- Radar & Sensors

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

Date Posted:2026-07-29Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Software Engineer II - RDPL - Onsite (CA)

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

Date Posted:2026-07-29Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Systems Security Engineering Section Lead (M4) (Onsite-Fullerton

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

Date Posted:2026-07-15Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Senior Principal Engineer - Sentinel Production IPTL (Onsite)

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

Date Posted:2026-07-14Country:United States of America Location:US-CA-FULLERTON-611 ~ 1801 Hughes Dr ~ BLDG 611 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Principal Software Engineer - Lead Metrics & Tools Specialist -

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

Date Posted:2026-07-07Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Security Officer Patrol Driver with Active Clearance

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

OverviewAllied 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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Principal Lead Systems Engineer

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

Date Posted:2026-06-22Country:United States of America Location:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Principal System Security Engineer

22nd Century Technologies, Inc.
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Fullerton, CA(On/Off-Site)
Posted 3 months 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 3 months 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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