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Keywords: Software Engineer- TS/SCI with Polygraph, Location: Chantilly, VA

Page: 5

Senior Network Engineer

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

Company: ManTech
Location: Chantilly, VA
Posted Date: 19 Feb 2026

AI Engineer

) Clearance Required: TS/SCI with Polygraph Position Overview Stratos Solutions has an opportunity for an AI Engineer... experience may substitute for degree requirements) * Active TS/SCI with Polygraph Technical & Functional Skills Experience...

Location: Chantilly, VA
Posted Date: 14 Feb 2026

Senior Network Deployment Engineer

to manage multiple tasks and prioritize effectively. Clearance Requirements: Must have a current/active TS/SCI... a motivated, career and customer-oriented Senior Network Deployment Engineer to join our team in Chantilly, VA. This is an onsite...

Company: ManTech
Location: Chantilly, VA
Posted Date: 14 Feb 2026

Elasticsearch Engineer

Experience as a software developer, integrator, administrator, or similar technical role Active TS/SCI with CI Poly eligibility... Must be able to obtain and maintain CI (Counterintelligence) polygraph Must be DoD-8570/8140 level 2 compliant Familiarity...

Posted Date: 13 Feb 2026

Senior Systems Engineer - High-Performance Computing (HPC) & Artificial Intelligence (AI)

Qualifications: Active TS/SCI with Polygraph required. Bachelor’s degree in Engineering, Computer Science, Software Engineering...Overview: We are seeking an experienced Senior Systems Engineer with US Government Top Secret/SCI security clearance...

Company: VTG
Location: Chantilly, VA
Posted Date: 13 Feb 2026

Senior Systems Engineer - High-Performance Computing (HPC) & Artificial Intelligence (AI)

, secure, and highly available system architectures Do you have what it takes? Active TS/SCI with Polygraph...Job Description: Overview We are seeking an experienced Senior Systems Engineer with US Government Top Secret/SCI...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 13 Feb 2026

Information Systems Security Engineer

Qualifications: Requirements Clearance: Active TS/SCI with Polygraph Currently hold or obtain and maintain DoD 8570 IAT-3... Engineer to conduct information systems security engineering activities throughout the acquisition lifecycle. ISSEs...

Company: VTG
Location: Chantilly, VA
Posted Date: 12 Feb 2026

Information Systems Security Engineer

and engagement Do you have what it takes? Requirements Clearance: Active TS/SCI with Polygraph Currently hold or obtain... Systems Security Engineer to conduct information systems security engineering activities throughout the acquisition lifecycle...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 12 Feb 2026

Senior Cyber Security Engineer

, and tcpdump Clearance Requirements: Must have a current/active TS/SCI with Polygraph Physical Requirements: The person... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 12 Feb 2026

Network Design Engineer

(WANs). Basic Requirements Required Clearance to be considered: TS/SCI with Polygraph Candidate must have 10 years...The Digital Modernization Sector at Leidos has an opening for a Network Engineer (Campus Area Network/Local Area...

Company: Leidos
Location: Chantilly, VA
Posted Date: 12 Feb 2026
Salary: $92300 - 166850 per year

UI/UX Engineer

Qualifications: Active TS/SCI with Polygraph required. BS degree and 8-12 years of prior relevant Understanding of usability...Overview: VTG has immediate opportunities for a UI/UX Engineer to join a team building innovative software supporting...

Company: VTG
Location: Chantilly, VA
Posted Date: 12 Feb 2026

Senior Cyber Security Engineer

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

Company: ManTech
Location: Chantilly, VA
Posted Date: 11 Feb 2026

UI/UX Engineer

Do you have what it takes? Active TS/SCI with Polygraph required. BS degree and 8-12 years of prior relevant Understanding...Job Description: Overview VTG has immediate opportunities for a UI/UX Engineer to join a team building innovative...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 11 Feb 2026

Network Engineer (ISSE)

: Chantilly, VA (on-site client environment) Clearance: TS/SCI with Polygraph Compensation: Competitive, Excellent Benefits... appropriate candidate should have experience with the following: Must maintain active/current TS/SCI with a polygraph clearance...

Company: Armison Tech
Location: Chantilly, VA
Posted Date: 10 Feb 2026

Systems Engineer

, VA (on-site client environment) Clearance: TS/SCI with Polygraph Compensation: Competitive, Excellent Benefits Only applicants... candidate should have experience with the following: Must maintain active/current TS/SCI with a polygraph clearance. 10...

Company: Armison Tech
Location: Chantilly, VA
Posted Date: 10 Feb 2026

Network Engineer

Qualifications: Clearance Level: Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI..., innovate, and secure your career. Sentar is seeking a Network Engineer in Chantilly, VA! Role Description: As a Senior...

Company: Sentar
Location: Chantilly, VA
Posted Date: 06 Feb 2026

Operational Systems Engineer (Full Performance)

(TS/SCI) clearance, with polygraph • Background in Computer Science, Information Technology, Cyber Security, Cyber...Overview: Byte Systems, a subsidiary of VTG, is seeking a Full Performance Operational Systems Engineer...

Company: VTG
Location: Chantilly, VA
Posted Date: 06 Feb 2026

Operational Systems Engineer (Full Performance)

Do you have what it takes? Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph • Background... Engineer. What will you do? Contribute to the design, development, and testing of applications using modern standards...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 06 Feb 2026

Modeling And Simulation Engineer

support required Qualifications: Required: Active TS/SCI with polygraph clearance Bachelor's degree (Master's degree...Title: Modeling And Simulation Engineer Job Posting Description Belong. Connect. Grow. with KBR! KBR’s National...

Company: KBR
Location: Chantilly, VA
Posted Date: 05 Feb 2026

Sr. Radar Payload Systems Engineer

during integration and launch phases. Required Qualifications: Clearance: Active TS/SCI clearance (with current polygraph...Title: Sr. Radar Payload Systems Engineer Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team...

Company: KBR
Location: Chantilly, VA
Posted Date: 05 Feb 2026