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

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Principal Systems Engineer - RF/SATCOM

communications, and adaptive networking, along with an active TS/SCI clearance and willingness to travel as needed. As the Principal...HawkEye 360 is seeking an experienced RF/SATCOM Systems Engineer with a strong background in electrical engineering...

Company: HawkEye 360
Location: Herndon, VA
Posted Date: 10 Jan 2026
Salary: $170000 - 200000 per year

Product Management Engineer

Must have a current/active TS/SCI with Polygraph. Physical Requirements Must be able to remain in a stationary position at least 50... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Herndon, VA
Posted Date: 10 Jan 2026

System Engineer

ability to make an immediate impact on day-to-day operations within our team. Qualifications TS/SCI with FSP... in software, hardware, communications and security, and leveraging decades of operational experience to deliver exceptional value...

Posted Date: 07 Jan 2026

Hardware Reverse Engineer, Senior

Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 25% Type of Travel: Local * * The... Create documentation outlining results of exploitation efforts Qualifications: Required: An active TS/SCI clearance...

Location: Sterling, VA
Posted Date: 31 Dec 2025

Cyber Reverse Engineer

Cyber Reverse Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI... and reverse engineer software binaries and embedded firmware on traditional and embedded systems to identify functional behavior...

Location: Sterling, VA
Posted Date: 25 Dec 2025
Salary: $79400 - 162700 per year

Digital Signal Processing Engineer

. Ability to obtain and maintain a TS/SCI clearance. Desired Master’s degree (or progress toward one) in a relevant...Digital Signal Processing Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 25 Dec 2025
Salary: $66700 - 133300 per year

Structural Mechanical Engineer

required – TS/SCI with poly is a plus Our Commitment to You: An exciting career path with opportunities for continuous learning... is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES: As a Senior Structural-Mechanical Engineer for Intelligence...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 19 Dec 2025

Structural Mechanical Engineer

Minimum Secret-level clearance transferrable at time of hire required – TS/SCI with poly is a plus Our Commitment... for this Position: ROLE AND POSITION OBJECTIVES: As a Senior Structural-Mechanical Engineer for Intelligence Systems...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 19 Dec 2025

Dev Sec Ops Engineer

LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business... program is seeking a Dev Sec Ops Engineer to become a member of their software deployment team. You will support multiple...

Company: Lockheed Martin
Location: Herndon, VA
Posted Date: 10 Dec 2025
Salary: $107300 - 185840 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

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

Database Engineer

Active TS/SCI with ability to obtain a poly Preferred Qualifications: Familiarity with NoSQL technology (Hadoop... Database Engineer to join our team of qualified, diverse individuals at our Herndon, VA office. The selected candidate...

Company: Peraton
Location: Herndon, VA
Posted Date: 04 Dec 2025
Salary: $112000 - 179000 per year

Operations and Maintenance Systems Engineer

technical support of multi-platform, multi-system networks. Active TS/SCI with Poly Ability to obtain Security+CE...Responsibilities Come join our Exciting program that supports unclassified and classified software development...

Company: Peraton
Location: Herndon, VA
Posted Date: 03 Dec 2025
Salary: $104000 - 166000 per year

Digital Signals Processing Engineer

environments centered around signal processing and software development Ability to obtain TS SCI with POLY Desired...Digital Signals Processing Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 27 Nov 2025
Salary: $79400 - 162700 per year

DevOps Engineer

Jenkins and Docker for automated CI/CD pipelines TS/ SCI CI Poly We believe that our strength is in our employees..., Information Assurance, Software Development, DevSecOps, Security Engineering, and Cloud Engineering. We enable and protect...

Posted Date: 23 Nov 2025

Digital Signal Processing Engineer

centered around signal processing and software development Ability to obtain TS SCI with POLY These Qualifications...Digital Signal Processing Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 20 Nov 2025

Senior MBSE Systems Engineer

. Current Top Secret (TS) clearance with the ability to obtain SCI. Technical Proficiency: Cameo Systems Modeler and Cameo...Senior MBSE Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start...

Location: Sterling, VA
Posted Date: 18 Nov 2025

AI/ML Delivery Engineer

concepts and approaches. US Citizenship Clearance: Must have an active TS/SCI with POLY The likely salary range...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 15 Nov 2025

Cloud Cyber Engineer

Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel...: Required: An active TS/SCI clearance with Poly Bachelor's degree in information systems, systems engineering, electrical engineering...

Location: Sterling, VA
Posted Date: 12 Nov 2025
Salary: $90300 - 189600 per year

Network Engineer - Expert

an active TS/SCI with Polygraph clearance. Criterion Systems LLC is seeking a Network Engineer to support our Government... as assigned Network Engineer - Expert Experience, Education, Skills, Abilities requested: Current TS/SCI with polygraph...

Location: Herndon, VA
Posted Date: 11 Nov 2025