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Keywords: Software Engineer (TS/SCI with Polygraph REQUIRED), Location: Chantilly, VA

Page: 5

Principal Azure Cloud Engineer

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

Company: ManTech
Location: Chantilly, VA
Posted Date: 23 Jan 2026

Senior Data Engineer

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

Company: ManTech
Location: Chantilly, VA
Posted Date: 23 Jan 2026

Senior Cyber Security Engineer

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

Company: ManTech
Location: Chantilly, VA
Posted Date: 23 Jan 2026

Expert Test Engineer

and techniques. Required Qualifications Active TS/SCI with Polygraph Bachelor’s degree in Computer Science, Engineering...Leidos is seeking a Test Engineer for a technical development program supporting the Sponsor’s Entitlement Programs...

Company: Leidos
Location: Chantilly, VA
Posted Date: 22 Jan 2026

DevOps Engineer, Senior

within a collaborative team environment TS/SCI clearance with a polygraph HS diploma or GED and 8+ years of experience with DevOps... requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen...

Location: Chantilly, VA
Posted Date: 22 Jan 2026

Infrastructure Cloud Engineer, Senior

with Kubernetes TS/SCI clearance with a polygraph Bachelor’s degree Ability to obtain a Security+ CE, SSCP, CCNA-Security... requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen...

Location: Chantilly, VA
Posted Date: 22 Jan 2026
Salary: $86800 - 198000 per year

Cyber Systems Engineer

or kernel level TS/SCI clearance with a polygraph HS diploma or GED Nice If You Have: Experience with operating system... to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 22 Jan 2026

Expert-Level Test Systems Engineer

/SCI clearance or ability to obtain SCI and successfully pass a polygraph Desired Master’s degree in Computer Science...Responsibilities We are seeking an Expert-level Test Systems Engineer to lead and execute application, system...

Posted Date: 21 Jan 2026

Senior Cyber Engineer

Senior Cyber Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI... is looking to hire a Senior Cyber Engineer to join our Spectral Cyber team supporting the production of high-quality software...

Location: Chantilly, VA
Posted Date: 21 Jan 2026

DevOps Engineer, Senior

environment TS/SCI clearance with a polygraph Bachelor's degree and 4+ years of experience in DevOps, or 8+ years... to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 18 Jan 2026
Salary: $77600 - 176000 per year

Design Engineer (ND III) (Government)

/SCI with polygraph. (#ts/sci) (#polygraph) Required Qualifications: Candidate must have 16 years of experience that can... Engineer (Campus Area Network/Local Area Network (CAN/LAN)): To support our government customer’s global enterprise networks...

Company: AT&T
Location: Chantilly, VA
Posted Date: 18 Jan 2026
Salary: $98100 - 203000 per year

Junior Systems Engineer - Sensor Integration

. Security Active TS/SCI clearance, or ability to obtain SCI and successfully complete a polygraph. Desired Qualifications...Responsibilities We’re looking for a Junior Systems Engineer to support the development and sustainment of geospatial...

Posted Date: 18 Jan 2026
Salary: $80000 - 128000 per year

Systems Engineer - Space Systems Design

& Other Requirements U.S. Citizen required. Active TS/SCI with Polygraph required. LocationThis position is part-time and on site... mission with speed, quality, and focus. Stellar Solutions is seeking a Systems Engineer to support a highly dynamic...

Posted Date: 17 Jan 2026

Web Application Quality Assurance & Test Engineer

test plans and procedures TS/SCI clearance with a polygraph Bachelor’s degree and 5+ years of experience working... eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation...

Location: Chantilly, VA
Posted Date: 17 Jan 2026
Salary: $77600 - 176000 per year

Agile Systems Engineer

TS/SCI clearance; willingness to take a polygraph exam HS diploma or GED Ability to obtain a Security+ CE, SSCP, CCNA... programs and domains TS/SCI clearance with a polygraph AWS Certified Solutions Architect, Developer, or SysOps Associate...

Location: Chantilly, VA
Posted Date: 16 Jan 2026
Salary: $69400 - 158000 per year

Test Engineer, Senior

up to 20% of the time TS/SCI clearance with a polygraph Bachelor’s degree Nice If You Have: Experience... need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph...

Location: Chantilly, VA
Posted Date: 16 Jan 2026
Salary: $86800 - 198000 per year

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: 15 Jan 2026

Development Engineer (T2)

Deployment Engineer Location: Chantilly, VA Clearance: TS required, SCI eligible Certifications: Current Security... hire and must meet SCI eligibility. Must be willing and able to obtain a polygraph within the customer’s timeline after...

Posted Date: 15 Jan 2026

Facilities Mechanical Engineer

supports a TS/SCI with Polygraph, and Leidos can maintain that clearance for the position. This role may be eligible... integrated solutions. Basic Qualifications Ability to obtain a Top Secret/SCI with Polygraph clearance Bachelor’s degree...

Company: Leidos
Location: Chantilly, VA
Posted Date: 14 Jan 2026
Salary: $87100 - 157450 per year

Automated Test Engineer

Automated Test Engineer Location: Chantilly, VA Clearance: TS, SCI/Poly eligible Level: T3 Bailey is seeking... an Automated Testing Software Developer to strengthen our mission-critical ICAM program. The selected candidate will help build...

Posted Date: 10 Jan 2026