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

Page: 3

Software Integration Engineer

Core Qualifications: Active TS/SCI clearance and ability to obtain a Polygraph. Must be a US Citizen Bachelor..., investigate root causes, and recommend fixes Preferred Qualifications: Active TS SCI clearance with Polygraph Active CompTIA...

Company: Leidos
Location: Chantilly, VA
Posted Date: 21 Jan 2026
Salary: $107900 - 195050 per year

Software Engineer III

testing and test-driven development #FundedPosition Desired Qualifications Active TS/SCI with CI Polygraph Bachelor... in all aspects of the software development life cycle Contribute to planning, requirements, development, testing, and quality...

Company: Noblis
Location: Chantilly, VA
Posted Date: 24 Dec 2025

Software Engineer SME

clearance with SCI access (TS/SCI) no expections. Preferred Qualifications CI polygraph and Security+ certified Benefits...Northstrat is seeking a Jr, Mid, Sr, and SME Software Engineers to join our dynamic team. The ideal candidate...

Company: Northstrat
Location: Chantilly, VA
Posted Date: 21 Nov 2025

Software Developer

/current TS/SCI with polygraph clearance. Experience translating customer and system requirements into software design...) Location: Chantilly, VA (on-site client environment) Clearance: TS/SCI with polygraph Compensation: Competitive, Excellent...

Company: Armison Tech
Location: Chantilly, VA
Posted Date: 14 Jan 2026

Senior Software Developer

intel professional because you have a Top Secret Clearance with SCI Eligibility (TS/SCI). May be asked to undergo polygraph... Justice Information Services Division's Headquarters. Founded in 2007 by an Engineer-by-trade, Fusion Technology dedicates...

Location: Chantilly, VA
Posted Date: 20 Dec 2025

Full Stack Software Developer

to deliver software iteratively Qualifications: Active TS/SCI with Polygraph required. Bachelor’s degree in computer...Overview: VTG is seeking a talented and experienced Full Stack Software Developer to join our dynamic and innovative...

Company: VTG
Location: Chantilly, VA
Posted Date: 28 Nov 2025

Full Stack Software Developer

Experience working as part of an agile team to deliver software iteratively Do you have what it takes? Active TS/SCI... Engineer and Technical Leads to translate requirements into user stories to incorporate new functionality into various software...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 28 Nov 2025

Systems Engineer (CS-30-01)

execution guidance and practical engineering support to mission teams Required Skills: Active TS/SCI with Polygraph... Engineer on this program, you will design, develop, and implement a Cloud-Native Service architecture that software development...

Posted Date: 01 Jan 2026

Systems Engineer (CS-38-01)

to mission teams Required Skills: Active TS/SCI with Polygraph BS degree and 6-10 years of relevant experience... Platform Engineer will work with a large team of developers, software engineers, cybersecurity engineers, database...

Posted Date: 24 Dec 2025

Network Management Systems (NMS) Lead Engineer (IT Enterprise Architect Level III) (Government)

performance. Required Clearance: TS/SCI with polygraph. (#ts.sci) (#polygraph) Required Qualifications: Candidate... Lead Engineer will serve as the subject matter expert in network management systems, overseeing the implementation of large...

Company: AT&T
Location: Chantilly, VA
Posted Date: 25 Jan 2026
Salary: $143700 - 224141 per year

Systems Engineer

and policies. Qualifications Basic Qualifications: TS/SCI with Polygraph; Minimum of 8 years with BS/BA; Minimum of 6 years...Responsibilities Systems Engineer: The ideal candidate will have a strong technical background, relevant...

Company: Peraton
Location: Chantilly, VA
Posted Date: 25 Jan 2026

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: 24 Jan 2026
Salary: $98100 - 203000 per year

Expert Level Systems Engineer

and/or DoD program or project experience. TS/SCI clearance, with ability to obtain SCI and successfully pass a polygraph...Responsibilities We are seeking an Expert-Level Systems Engineer to help lead and shape enterprise-scale engineering...

Posted Date: 24 Jan 2026

Space Systems Engineer

15288: 2015 Ability to perform research and analysis for technical programs Active TS/SCI clearance; willingness... to meet eligibility requirements for access to classified information; TS/SCI clearance is required. Compensation At Booz...

Location: Chantilly, VA
Posted Date: 24 Jan 2026

Senior DevOps Engineer

to operate the implemented systems. Other duties as assigned. Required Experience: Must hold an Active TS/SCI...Job Description: Input Technology Solutions is seeking a Senior DevOps Engineer for a full-time position located...

Posted Date: 23 Jan 2026

Senior Network Deployment Engineer

Requirements: Must have a current/active TS/SCI and be willing and able to obtain a polygraph. Physical Requirements: The...MANTECH seeks a motivated, career and customer-oriented Senior Network Deployment Engineer to join our team...

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

Senior Cyber Security Engineer

Benchmarks) 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: 23 Jan 2026

Senior Network Deployment Engineer

and prioritize effectively. Clearance Requirements: Must have a current/active TS/SCI and be willing and able to obtain... 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: 23 Jan 2026

Lead Systems Engineer

, network objects, isolation, and micro-segmentation Clearance Requirements: Must have an active DoD TS/SCI with the ability... is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This is a position...

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

IT Systems 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