ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now
Experience
City
State
Clearance
Posted Within
Employer Name
Country
Job Category
Job Type
Polygraph
Remote/Hybrid

C Systems Engineer Jobs

c systems engineer

Viewing 1 - 20 of 3,976

C Systems Engineer Jobs requiring security clearance

Show:
Sort by:

Embedded Systems Engineer (C / Rust / PFED Integration)

Forward Edge AI, Inc
Remote/Hybrid
77833(Off-Site/Hybrid)
Posted 3 months ago
Secret
Not Specified

About the Role We are seeking an experienced Embedded Systems Engineer with strong expertise in C and Rust to support the modernization and secure integration of embedded platform capabilities. This r...

F

Mid‑Level Systems Integration Engineer (Linux, Unix, C)

IDS International
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted 3 weeks ago
TS/SCI
Polygraph

Job TitleMid‑Level Systems Integration Engineer (Linux, Unix, C) Why IDS?IDS believes in resolving conflict, building innovative approaches to do so. Combining operational expertise with an intimate ...

user avatar

Principal Systems Engineer - Missile Guidance, Navigation, and C

RTX
Apply today! Be one of the first candidates to apply for maximum exposure.
Tucson, AZ(On-Site/Office)
Posted 3 weeks ago
Secret
Not Specified

Date Posted:2026-04-14Country:United States of AmericaLocation:US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

user avatar

Senior Product Sourcing Engineer, Intelligence Systems (Active C

Anduril Industries
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted 3 months ago
Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

user avatar

Principal/Senior Principal Engineer Systems - High Performance C

Northrop Grumman
Redondo Beach, CA(On-Site/Office)
Posted 2 weeks ago
Top Secret
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have i...

user avatar

Senior Systems Security Engineer job opportunity at Fullerton, C

Indotronix International Corp
Apply today! Be one of the first candidates to apply for maximum exposure.
Fullerton, CA(On-Site/Office)
Posted 1 week ago
Secret
Not Specified

Indotronix is seeking a Senior Systems Security Engineer for a Job Opportunity in Fullerton, CAJob Title: Senior Systems Security Engineer - Cyber Engineer Location: Fullerton, CA 92833 Duration: 6 Mo...

user avatar

Software Engineer – Low-level Systems (C, C++, Rust)

Riverside Research
Lexington, MA(On-Site/Office)
Posted 2 months ago
Secret
Not Specified

Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research an...

user avatar

Staff Mission Systems Engineer, Air Dominance & Strike, Active C

Anduril Industries
Apply today! Be one of the first candidates to apply for maximum exposure.
Costa Mesa, CA(On-Site/Office)
Posted 4 months ago
Top Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

user avatar

Model Based Systems Engineer (MBSE) Modeler (ES4) - San Diego, C

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 month ago
TS/SCI
Not Specified

Epsilon C5I (www.epsilonsystems.com/c5i), a division of Epsilon Systems Solutions, is a 100 percent employee-owned company founded in 1998 with more than 20 locations serving the Department of Defense...

user avatar

Model Based Systems Engineer (MBSE) Modeler (ES2) - San Diego, C

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 month ago
TS/SCI
Not Specified

Epsilon C5I (www.epsilonsystems.com/c5i), a division of Epsilon Systems Solutions, is a 100 percent employee-owned company founded in 1998 with more than 20 locations serving the Department of Defense...

user avatar

Model Based Systems Engineer (MBSE) Modeler (ES3) - San Diego, C

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 month ago
TS/SCI
Not Specified

Epsilon C5I (www.epsilonsystems.com/c5i), a division of Epsilon Systems Solutions, is a 100 percent employee-owned company founded in 1998 with more than 20 locations serving the Department of Defense...

user avatar

Model Based Systems Engineer (MBSE) Modeler (ES1) - San Diego, C

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 month ago
TS/SCI
Not Specified

Epsilon C5I (www.epsilonsystems.com/c5i), a division of Epsilon Systems Solutions, is a 100 percent employee-owned company founded in 1998 with more than 20 locations serving the Department of Defense...

user avatar

Counter-Unmanned Aircraft Systems (C-UAS): RF Engineer - Dallas,

New
Lockheed Martin
Apply today! Be one of the first candidates to apply for maximum exposure.
Grand Prairie, TX(On-Site/Office)
Posted 1 week ago
Secret
Not Specified

Job Number 725565BR Description:Lockheed Martin Missiles and Fire Control (MFC) is seeking a Senior RF Engineer to join our growing engineering team. MFC is a recognized designer, developer, and manu...

user avatar

Senior Radar Systems Engineer/Analyst

New
Torch Technologies Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted yesterday
Secret
Not Specified

Torch TechnologiesThank you for your interest in employment with Torch Technologies. We are a 100% employee-owned, Certified Great Place To Work and named Best Places to Work in Huntsville/Madison Cou...

user avatar

Embedded Software Engineer

Gravity IT Resources
Carlsbad, CA
Marlborough, MA
Washing, DC
Linthicum Heights, MD
Tampa, FL
Posted 2 months ago
5+ yrs exp
Secret

Embedded Software Engineer – Secure Communications Locations: Carlsbad, CA | Marlborough, MA | Linthicum Heights, MD | Tampa, FL Job Type: Direct Hire Clearance Required: Active DoD Secret (or higher)...

user avatar

Design Engineer

PlanIT Group LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Marietta, GA(On-Site/Office)
Posted 3 months ago
10+ yrs exp
Unspecified

Must have skills: --9 years minimum Aircraft Design/Test/Support experience --Experience in CAD Systems: CATIA V5 and CCD --C-130, C-5, P-3, and/or S-3 experience --Production Line support experience...

user avatar

Radar Engineer/Scientist

Astrion
Dahlgren, VA(On-Site/Office)
Posted over 6 months ago
Secret
Not Specified

Check out this NEW Opportunity with Axient! Axient is seeking a Part-Time Senior Radar Engineer/Scientist in support of Sensor Systems Engineering and Technical Support (SSETS) for Naval Surface Warf...

user avatar

Software Engineer- C++/Python

PlanIT Group LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted 2 months ago
10+ yrs exp
Secret

****There is a level 4 position, and a level 5 position. Compensation is based on skillset, and which level you qualify for. Both roles are 11-month contract to hire, are fully onsite in Huntsville, A...

user avatar

Senior Real-time Software Engineer

22nd Century Technologies, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Middletown, RI(On/Off-Site)
Posted 1 month ago
Secret

Please find below the job details: Title: Senior Real-time Software Engineer - 15017093 Client: Defense Location: Middletown, RI Duration: 12 months+...

user avatar

Embedded Software Engineer

PlanIT Group LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Grand Prairie, TX(On-Site/Office)
Posted 2 months ago
10+ yrs exp
Secret

Looking for 8+ years of experienced C/C++ real-time embedded software engineer with hands-on Hardware-In-the-Loop experience. Basic Qualifications: (must have 8+ years of experience) -BS in Computer ...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
Download on the App StoreGet it on Google Play
© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service .
  • Pay My Bill
  • EULA
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Contact Us