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Keywords: Software Engineer-TS/SCI, Location: Sterling, VA

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Systems Engineer Expert

Systems Engineer - Expert This position requires an active TS/SCI with Polygraph clearance. Criterion Systems LLC... Experience, Education, Skills, Abilities requested: Current TS/SCI with polygraph Bachelor’s degree in Computer Engineering...

Company: Cherokee Federal
Location: Herndon, VA
Posted Date: 10 Dec 2025

Facilities Mechanical Engineer

standards, and industry regulations. Basic Qualifications Ability to obtain and maintain a TS/SCI with Polygraph Bachelor...Description Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design, maintenance...

Company: Leidos
Location: Sterling, VA
Posted Date: 09 Dec 2025
Salary: $104650 - 189175 per year

Facilities Mechanical Engineer

standards, and industry regulations. Basic Qualifications Ability to obtain and maintain a TS/SCI with Polygraph Bachelor...Description Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design, maintenance...

Company: Leidos
Location: Herndon, VA
Posted Date: 09 Dec 2025
Salary: $104650 - 189175 per year

Full Stack Software Engineer (TS/SCI)

TS/SCI clearance and be willing and able to obtain a CI polygraph. Vantor is seeking a Full-Stack Software Engineer... and ingesting data. Minimum Qualifications: Must be a US Citizen, current/active TS/SCI clearance, and willing and able...

Company: Vantor
Location: Herndon, VA
Posted Date: 13 Jan 2026
Salary: $113000 - 188000 per year

Software Engineer-TS/SCI

Software Engineer-TS/SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS...: Required: Clearance: Must have a TS/SCI clearance, a TS/SCI with a Poly is preferred. Must be available to work in-person at the CACI...

Location: Sterling, VA
Posted Date: 10 Dec 2025

Software Engineer TS/SCI

Software Engineer TS/SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS... experience Qualifications: Required: Clearance: Must have a TS/SCI clearance, a TS/SCI with a Poly is preferred...

Location: Sterling, VA
Posted Date: 10 Dec 2025
Salary: $82100 - 172400 per year

Mid-level Full Stack Software Engineer (TS/SCI)

. In this role, you'll work closely with other software developers as well our infrastructure and cybersecurity teams leveraging open.... About Us: We are a multi-faceted software development and systems administration team working to build and maintain software applications...

Company: Vantor
Location: Herndon, VA
Posted Date: 13 Jan 2026
Salary: $113000 - 188000 per year

Mid-level Full Stack Software Engineer (TS/SCI)

. In this role, you'll work closely with other software developers as well our infrastructure and cybersecurity teams leveraging open.... About Us: We are a multi-faceted software development and systems administration team working to build and maintain software applications...

Location: Herndon, VA
Posted Date: 22 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... DevOps Engineer located in Herndon, VA, to support the development, integration, and cybersecurity compliance of various...

Company: Vantor
Location: Herndon, VA
Posted Date: 13 Jan 2026
Salary: $113000 - 188000 per year

Systems Test Engineer - TS/SCI with CI Polygraph

TITLE: Systems Test Engineer LOCATION: Sterling, VA CLEARANCE REQUIRED: Active DoD TS/SCI with CI Polygraph... Must possess an active Department of Defense (DoD) TS/SCI with CI Polygraph security clearance. Bachelor's degree in Engineering...

Posted Date: 11 Jan 2026

Cloud Engineer - TS/SCI with Polygraph

. Demonstrated experience working with Agile Scrum based development team Security Clearance Level: TS/SCI with Polygraph...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 10 Jan 2026
Salary: $142792 - 172500 per year

Systems Engineer - TS/SCI with Polygraph

authentication, Vormetric, and KMS). Demonstrated experience with web services Security clearance level: TS/SCI with Polygraph...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 10 Jan 2026

Systems Engineer (TS/SCI)

and participate in program risk management boards. Minimum Qualifications: US citizenship with a current/active TS/SCI clearance... Engineer to join our team in Herndon, VA! What will you be doing? Provide systems engineering and enterprise architecture...

Location: Herndon, VA
Posted Date: 08 Jan 2026
Salary: $113000 - 188000 per year

DevOps Engineer - TS/SCI with Polygraph

Experience: 10+ years Security Clearance Level: TS/SCI with Polygraph Location: Herndon, VA (On Customer Site) US Citizenship...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 31 Dec 2025

Senior DevSecOps Engineer (TS/SCI)

U.S. Government Security Clearance at the TS/SCI level. Vantor seeks a cleared and seasoned Senior DevSecOps Engineer to play a key... TS/SCI security clearance. Must be willing and able to obtain a Counterintelligence (CI) Polygraph. Security...

Location: Herndon, VA
Posted Date: 25 Dec 2025
Salary: $165000 - 180000 per year

Senior Platform Engineer - TS/SCI with CI Polygraph

TITLE: Senior Platform Engineer LOCATION: Sterling, VA CLEARANCE REQUIRED: Active DoD TS/SCI with CI Polygraph... EMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARY Modern Government Solutions (MGS) is seeking a Senior Platform Engineer...

Posted Date: 20 Dec 2025

Network Security Engineer (Splunk) - TS/SCI with Polygraph

Clearance Level: TS/SCI with active polygraph Desired Certifications: Cyber security certification in one or more of the...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 17 Dec 2025

GIS Back-End Engineer (TS/SCI)

U.S. Government Security Clearance at the TS/SCI level with required polygraph. We are seeking a Senior GIS Platform (Back-End... pipelines, and infrastructure. Minimum Qualifications: U.S. citizen with active TS/SCI clearance; willing to work onsite 80...

Location: Herndon, VA
Posted Date: 10 Dec 2025

Senior Principal Cyber Systems Engineer (DevOps Engineer) TS/SCI with CI Poly

or managed) to OCP. Only Candidates with a TS/SCI CI Poly Clearance will be considered Job Duties include: Development... with an Infrastructure as Code mindset DoD IAT Level II Certification (Security + CE, CISSP, etc.) TS/ SCI Clearance, CI poly Desired...

Company: SHLD, Inc.
Location: Herndon, VA
Posted Date: 03 Dec 2025

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... DevOps Engineer located in Herndon, VA, to support the development, integration, and cybersecurity compliance of various...

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