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Keywords: Systems Engineer - TS/SCI with Polygraph, Location: Herndon, VA

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Suricata Engineer - Active TS/SCI with CI Poly

Suricata configuration and deployment tasks. TS/SCI clearance with the ability to obtain a counter-intelligence polygraph...We are seeking an experienced Suricata Engineer to join our cybersecurity team. The ideal candidate will possess deep...

Location: Reston, VA
Posted Date: 08 Jan 2026

VMWare Engineer - TS/SCI

to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations... of responsibility What you’ll need: Active TS/SCI clearance and ability to obtain and maintain a CI poly Must meet DoD 8570 IAT...

Company: General Dynamics
Location: Sterling, VA
Posted Date: 08 Jan 2026
Salary: $147292 - 199278 per year

Data Center Engineer - TS/SCI CI Poly

: TS/SCI CI Polygraph, TS/SCI CI Poly, Network Engineer, Network Administrator, Systems Engineer, Systems Administrator... Engineer must hold an active TS/SCI with CI Polygraph clearance. Responsibilities for the Data Center Engineer - TS/SCI...

Location: Reston, VA
Posted Date: 08 Jan 2026
Salary: $130000 - 170000 per year

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

Lab Support Services Engineer - TS/SCI

to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations... and technical considerations for associated problems, issues, or conflicts WHAT YOU’LL NEED: Active TS/SCI clearance and ability...

Company: General Dynamics
Location: Sterling, VA
Posted Date: 17 Dec 2025
Salary: $144500 - 195500 per year

Software Engineer TS/SCI

Software Engineer TS/SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS.../SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local...

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

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

Cyber Asset Attack Surface Management Deployment Engineer - Active TS/SCI w/ CIP

TS/SCI clearance; willingness to take a polygraph exam Associate’s degree and 5+ years of experience supporting IT... CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). Monitor, design, and onboard new data...

Location: Reston, VA
Posted Date: 08 Jan 2026

DevSecOps Engineer (TS/SCI)

management of release products. Minimum Requirements: Must have a current/active TS/SCI and be willing and able to pass... a CI polygraph. Bachelor's degree in Information Systems or related discipline. Minimum of 8+ years of Industry related...

Location: Herndon, VA
Posted Date: 25 Oct 2025

Senior Data Engineering - TS/SCI Required

/SCI required. CI Polygraph required for the position; candidates without a current polygraph will be sponsored for upgrade...Overview: LMI is seeking a Senior Data Engineer to support our Intelligence Community client. LMI is a new breed...

Posted Date: 15 Nov 2025

Senior Data Engineering - TS/SCI Required

/SCI required. CI Polygraph required for the position; candidates without a current polygraph will be sponsored for upgrade...Overview LMI is seeking a Senior Data Engineer to support our Intelligence Community client. LMI is a new breed...

Posted Date: 15 Nov 2025

Systems Engineer Expert

an active TS/SCI with Polygraph clearance. Criterion Systems LLC is seeking a Systems Engineer to support our Government...: Current TS/SCI with polygraph Bachelor's degree in Computer Engineering or related field Minimum of eight (8) years...

Location: Herndon, VA
Posted Date: 11 Nov 2025

Principal Systems Engineer - RF/SATCOM

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

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

Senior Systems Engineer

, PowerPoint, Excel). Active TS/SCI w-Polygraph. The candidate may be required to travel - up to 25%. At Leidos, we don’t...Leidos has a new and exciting opportunity for a Senior-level Engineer in our Intel Sector Analysis Solutions Business...

Company: Leidos
Location: Reston, VA
Posted Date: 10 Jan 2026
Salary: $107900 - 195050 per year

Network Management Systems (NMS) Linux Engineer

Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local...Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 20 Dec 2025

Systems Integration Engineer

innovative solutions and an engaging culture. AnaVation is seeking a Systems Integration Engineer to join our team and support... applications and data services used by multiple Government Agencies. The Systems Integration Engineer will develop and deliver...

Company: AnaVation
Location: Reston, VA
Posted Date: 26 Nov 2025

Senior Information System Security Engineer

to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations... Engineer Deliver security related solutions for enterprise information systems and network architectures as an Information...

Company: General Dynamics
Location: Reston, VA
Posted Date: 22 Nov 2025
Salary: $127500 - 172500 per year

Senior Information Systems Security Engineer (Government)

Systems Security Engineer (ISSE) for the TAC2O systems program. This position will be providing managed IT support of TAC2O... activities and assist in the resolution of security incidents as needed Required Clearance: TS/SCI with Poly (#tssci...

Company: AT&T
Location: Reston, VA
Posted Date: 22 Nov 2025

Systems Engineer

area firms and continues to grow. We are actively hiring a Systems Engineer with TS/SCI clearance and polygraph... a holistic approach to systems engineering. Designs, develops, evaluates and modifies end-to-end systems and systems-oriented...

Posted Date: 20 Nov 2025

Systems Engineer

and intelligence data fusion Active TS/SCI clearance; willingness to take a polygraph exam Bachelor’s degree in an Engineering...Systems Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big...

Location: Reston, VA
Posted Date: 07 Nov 2025
Salary: $62000 - 141000 per year