ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now

Top Secret / SCI Clearance Jobs in California

Top Secret/SCI California

Viewing 1 - 20 of 417

Top Secret / SCI Jobs in California requiring security clearance

Show:
Sort by:

Model Based Space Systems Engineer

New
Aerospace Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
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...

user avatar

Software Signals Engineer

New
Booz Allen Hamilton
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number: R0233044Software Signals EngineerThe Opportunity: Specialize in tools, techniques, systems, and procedures for developing, deploying, or analyzing wired or wireless transmission of signali...

user avatar

Budget Lead, SYD 85/S8

New
Department of the Air Force
Apply today! Be one of the first candidates to apply for maximum exposure.
CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

DutiesThe United States Space Force (USSF) at Los Angeles Space Force Base, CA is searching for a Budget Lead to support SYD 85/S8 (NH-0501-03, GS-12/13 equivalent). Description: Are you ready to lau...

D

Bomber Effectiveness Analyst

New
American Systems Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Edwards, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

user avatar

Bomber Effectiveness Analyst

New
American Systems Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Edwards, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

user avatar

Sr. System Integration & Test Engineer, Amazon Leo Government

New
Amazon
Apply today! Be one of the first candidates to apply for maximum exposure.
Los Angeles, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

DescriptionAmazon Leo is an initiative within Amazon that aims to revolutionize global connectivity through the development of a state-of-the-art Low Earth Orbit (LEO) interconnected satellite communi...

user avatar

Senior Acquisition Subject Matter Expert (SME)

New
Astrion
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Overview Senior Acquisition Subject Matter Expert (SME) LOCATION: El Segundo, CA JOB STATUS: Full-time SALARY: 180,000 to 230,000 CLEARANCE: TS/SCI TRAVEL: 10%-15% Astrion is seekin...

user avatar

Software Engineer

New
TEKsystems c/o Allegis Group
Apply today! Be one of the first candidates to apply for maximum exposure.
Redondo Beach, CA(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

Job Description is seeking a highly motivated Software Engineer to join our Space Systems team. In this role, you will support the development of mission‑critical software for advanced space programs...

user avatar

Network Architect

New
TEKsystems c/o Allegis Group
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(Off-Site/Hybrid)
Posted today
10+ yrs exp
TS/SCI

• 15+ years experience • 7+ years of experience as a Network Engineering Lead or Architect for large Enterprise DoD Networks • Experience planning and provisioning DISN Network Transport • Experience ...

user avatar

Specialist, Systems Engineering - Orbital Analyst

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Vandenberg Air Force Base, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

user avatar

Systems Engineer (Radar/EW) - Level 4

New
Lockheed Martin
Apply today! Be one of the first candidates to apply for maximum exposure.
Palmdale, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 714838BR Description:You will be the Systems Engineer (Radar/EW) - Level 4 for the Skunk Works which is responsible for advancing radar and electronic-warfare capabilities on Lockheed Mart...

user avatar

Program Acquisition Specialist

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

*Active TS/SCI required for consideration* Zachary Piper Solutions is seeking a Program Acquisition Specialist to support to the US Space Force (USSF) in developing, deploying, and sustaining the ...

user avatar

Budget & Acquisition Analyst

New
SPA
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are ...

user avatar

Information Technology Assurance Specialist

New
MANTECH
Apply today! Be one of the first candidates to apply for maximum exposure.
Los Angeles, CA(On-Site/Office)
Posted today
TS/SCI
Not Specified

ManTech seeks a motivated, career and customer-oriented Information Technology Assurance Specialist II to join our team in El Segundo, CA.The Information Technology Assurance Specialist's primary func...

user avatar

INTELLIGENCE SPECIALIST

New
Department of the Air Force
Apply today! Be one of the first candidates to apply for maximum exposure.
Los Angeles, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Duties1: Execute, manage analytic support, and serve as analytic subject matter expert to worldwide the U.S. Air Force (USAF) counterintelligence (CI), counterterrorism (CT), criminal, program securit...

D

Cost Analyst

New
Booz Allen Hamilton
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(On-Site/Office)
Posted 1 day ago
TS/SCI
Not Specified

Job Number: R0232920Cost AnalystThe Opportunity: Do you want to use your finan cia l, analytical, and statistical skills to help the U.S. Navy and other military clients get the most out of their fund...

user avatar

Systems Engineer III - SSEE

New
Epsilon Systems Solutions, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(On-Site/Office)
Posted 1 day ago
TS/SCI
Not Specified

Epsilon C5I, Inc. (http://epsilonsystems.com/c5i), is seeking a Systems Engineer III with at least 4-8 years' experience for work in San Diego, CA. If you have a passion for excellence in engineering ...

user avatar

Information Systems Security Officer (ISSO)

New
Omitron Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Vandenberg Sfb, CA(On-Site/Office)
Posted 1 day ago
TS/SCI
Not Specified

Job Title:Information Systems Security Officer (ISSO)Job Description:Omitron is seeking a full-time Information Systems Security Officer with experience in the NIST 800-53 Risk Management Framework IT...

user avatar

FSR Analyst (San Diego)

New
Kavaliro
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(On-Site/Office)
Posted 1 day ago
TS/SCI
Not Specified

Field Service Representative (FSR) Analyst Location: CONUS & OCONUS opportunities available Clearance: TS/SCI Eligible Citizenship: U.S. Citizen About Kavaliro Kavaliro delivers innovative technology ...

user avatar

Senior Systems Engineer

New
SPA
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Colorado Springs, CO(On-Site/Office)
Posted 1 day ago
TS/SCI
Not Specified

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With more than 50 years of business expertise and consistent growth, we...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Pay My Bill
  • Contact Us
  • EULA
Download on the App StoreGet it on Google Play

© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service.