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Keywords: C Software Engineer (*active TS/SCI required), Location: USA

Page: 3

Cyber Security Forescout Engineer (TS/SCI CI Polygraph)

across a variety of incident response, endpoint detection and IDS/IPS technologies to support a critical mission. Clearance: TS/SCI... and technologies, all while growing as a team to deliver the best solutions for our clients. Qualifications of the Engineer: TS...

Posted Date: 18 Dec 2025
Salary: $135000 - 155000 per year

Space Systems Test Engineer (TS/SCI)

Test Engineer: Active Top Secret/SCI Clearance Bachelors of Science in engineering, engineering technology, STEM 3-5..., requirements validation, anomaly resolution, C#, C++, TS/SCI, Top secret/sci, hiring, opentowork, space, satellite, payloads, JIRA...

Posted Date: 14 Dec 2025
Salary: $120000 - 135000 per year

GIS Back-End Engineer (TS/SCI)

pipelines, and infrastructure. Minimum Qualifications: U.S. citizen with active TS/SCI clearance; willing to work onsite 80... U.S. person status as defined by 8 U.S.C. 1324b(a)(3). Please review the job details below. This position requires an active...

Location: Herndon, VA
Posted Date: 10 Dec 2025

DEVOPS ENGINEER – GIT/Linux- 10+ yrs of Experience - TS/SCI w/Poly clearance is required- RC

DevOps Engineer – GIT/ Linux - 10+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group... Travel Required: No Shift: Day Remote Type: Onsite Security Clearance: Current TS/SCI Polygraph: Required Salary...

Posted Date: 09 Dec 2025

Specialist, Integration/Test Engineer - TS/SCI

, and vendors. Position requires Top Secret Clearance which requires U.S. Citizenship. Qualifications: Top Secret or TS/SCI... security. Job Title: Specialist, Integration/Test Engineer Job Code: 31717 Job Location: Chantilly, VA, or Colorado...

Posted Date: 05 Dec 2025

Guidance, Navigation & Control Engineer (Staff, Level IV) - TS/SCI

LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business... selected employee to be a U.S. Citizen. Active Top Secret clearance with SCI (adjudicated or eligibility...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 21 Nov 2025

Manager, Info Security Systems Engineer TS/SCI - Boulder, CO

security. Job Title: Manager, Info Security Systems Engineer TS/SCI - Boulder, CO Job Code: 31261 Job Location: Boulder... experience. Minimum of active Top Secret/SCI security clearance required, with polygraph is highly desired. Must be able...

Posted Date: 19 Nov 2025

System Engineer SE2 | TS/SCI w/ MD POLY security clearance required

contract. A current and active TS/SCI Clearance with a MD Polygraph is required to be considered. The ideal candidate... of all interfaces. Requirements A current and active TS/SCI Clearance with a MD Polygraph is required to be considered. Fourteen...

Posted Date: 12 Nov 2025

Mission Integration Engineer - TS/SCI Cleared

. Must hold an active a TS/SCI Clearance. This position will be in Arvada, Colorado or Washington D.C. This is a Hybrid role... or mission integration experience in the space domain Active TS/SCI clearance required Experience in the design, development...

Location: Arvada, CO
Posted Date: 11 Nov 2025
Salary: $120000 - 180000 per year

Mid-level DevOps Engineer (TS/SCI)

, and infrastructure issues. Minimum Requirements: Must have a current/active TS/SCI and be willing and able to pass a CI polygraph.... Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who...

Location: Herndon, VA
Posted Date: 17 Oct 2025
Salary: $113000 - 188000 per year

Mid-level DevOps Engineer (TS/SCI)

, and infrastructure issues. Minimum Requirements: Must have a current/active TS/SCI and be willing and able to pass a CI polygraph.... Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who...

Location: Herndon, VA
Posted Date: 17 Oct 2025
Salary: $113000 - 188000 per year

SharePoint Engineer (Back End) - TS/SCI

personnel, government overseers, and senior executives WHAT YOU’LL NEED: Active TS/SCI clearance and ability to obtain... to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Engineering...

Posted Date: 09 Oct 2025
Salary: $144410 - 195378 per year

Simulation Engineer - TS/SCI Required

, and Experience: Candidate MUST possess an active TS/SCI, or a Top Secret clearance with a current SSBI, and be eligible to obtain... a TS/SCI w/ poly level clearance. US Citizenship is REQUIRED. BS degree and 8+ years of prior relevant experience or MS...

Company: Leidos
Location: Reston, VA
Posted Date: 26 Sep 2025
Salary: $104650 - 189175 per year

Guidance, Navigation, & Control Engineer (Senior, Level III) - TS/SCI

(i.e. TS/SCI) is required prior to start. Desired skills Experience with CORESIM Experience with flight software...LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 21 Nov 2025

DevSecOps Engineer (TS/SCI)

management of release products. Minimum Requirements: Must have a current/active TS/SCI and be willing and able to pass.... Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who...

Location: Herndon, VA
Posted Date: 25 Oct 2025

DevOps Engineer w/TS/SCI POLY

, continuous integration, and deploying robust software solutions, we want to hear from you! As a DevOps Engineer at Parsons... You'll Bring: Software programming experience with C, C++, Python, Java. Familiarity with message brokers (RabbitMQ, Kafka...

Company: Parsons
Location: Centreville, VA
Posted Date: 18 Dec 2025
Salary: $100900 - 176600 per year

TS/SCI DevOps Engineer

, continuous integration, and deploying robust software solutions, we want to hear from you! As a DevOps Engineer at Parsons... You'll Bring: Software programming experience with C, C++, Python, Java. Familiarity with message brokers (RabbitMQ, Kafka...

Company: Parsons
Location: Centreville, VA
Posted Date: 06 Nov 2025
Salary: $100900 - 176600 per year

Network Administrator 1 - TS/SCI - Omaha, NE

information; Active Top-Secret/SCI clearance required. Information Assurance Technical (IAT) Level ll or higher (e.g., Sec...Overview: M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions...

Company: M.C. Dean
Location: Omaha, NE
Posted Date: 18 Oct 2025

Facility Engineering Manager 1- TS/SCI with Poly - Tysons, VA

must hold an active Top-Secret/SCI with Poly clearance. Responsibilities: Responsible for leading and overseeing the... information; Applicant must hold an active Top-Secret/SCI with Poly clearance. We offer an excellent benefits package including...

Company: M.C. Dean
Location: Virginia
Posted Date: 16 Oct 2025

Systems Administrator 3- TS/SCI - Omaha, NE

U.S. Citizenship, for access to classified information; Active Top-Secret/SCI Clearance required. Requires IAT Level 2...Overview: M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions...

Company: M.C. Dean
Location: Omaha, NE
Posted Date: 13 Oct 2025