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Keywords: Senior Systems Engineer (TS/SCI), Location: Springfield, VA

Page: 3

Sensor Integration Systems Engineer

and coordinates the work of Senior-, Mid-, and Junior-level contractor Systems Engineers. Qualifications Peraton offers enhanced... NSG/ASG and NRO Previous NGA and/or NSG/ASG program/project work Previous IC or DoD program/project work TS/SCI...

Posted Date: 10 Jan 2026

Cyber Security Engineer - Senior Level

Join Mission Intelligence Group as a Senior Cyber Security Engineer and take your career to new heights... Engineer - Senior Level As a Cyber Security Engineer at Mission Intelligence Group, you will play a vital role in ensuring...

Company: Mission Intel
Location: Springfield, VA
Posted Date: 11 Dec 2025

Senior Cyber Security Engineer

, and Holidays Description: Markon is seeking a Senior level Cyber Security Engineer to support our NGA client out of Springfield...: Required: An active TS/SCI with a CI Polygraph (preferrably from this client) Any clearances requiring a crossover to this agency...

Company: Markon
Location: Springfield, VA
Posted Date: 07 Dec 2025

Systems Engineering, Advisor

, to include with senior executives and leaders. TS/SCI clearance adjudication or ability to obtain SCI and pass a polygraph... enterprises. Oversees and coordinates the work of Senior-, Mid-, and Junior-level contractor Systems Engineers. Ability to solve...

Company: Peraton
Location: Springfield, VA
Posted Date: 21 Jan 2026

Sr. Systems Administrator II - Generalist (Windows Server)

The Senior Systems Administrator II shall support the Information Technology (IT) Operations and Maintenance (O&M) team... Domains from a single workstation, backed by AIS SecureView. This complex client-server solution requires the Senior Systems...

Posted Date: 22 Nov 2025

Systems Administrator II Generalist Sr (Windows Server)

. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI clearance to support our government... Administrator II shall work closely with the activity's Senior Systems Administrator, Network Engineer as well as the IT team...

Company: V2X
Location: Springfield, VA
Posted Date: 16 Nov 2025

Network Engineer III

as assigned Network Engineer III Experience, Education, Skills, Abilities requested: Current TS/SCI security clearance... an active TS/Sensitive Compartmental Information (SCI) clearance A government contract requires that this position...

Location: Springfield, VA
Posted Date: 14 Nov 2025

Mechanical Engineer

Engineer to support the planning, design, and analysis of mechanical systems—primarily Heating, Ventilation, and Air... Active TS/SCI with Polygraph Bachelor’s degree in Mechanical Engineering or a related field. 2–4 years of relevant...

Company: Leidos
Location: Springfield, VA
Posted Date: 13 Jan 2026
Salary: $69550 - 125725 per year

Mechanical Engineer

Active TS/SCI with Polygraph Bachelor’s degree in Mechanical Engineering or a related field. 2–4 years of relevant...Leidos and its Multi-Domain Solutions (MDS) division are seeking a highly motivated Junior Mechanical Engineer...

Company: Leidos
Location: Springfield, VA
Posted Date: 11 Jan 2026
Salary: $69550 - 125725 per year

Cloud Engineer

: Bachelor of Science or equivalent experience. Must have an existing and active TS/SCI security clearance. Experience in the...Job Description: ECS is seeking a Cloud Engineer to work in our Fairfax, VA office. Once accounts and access...

Company: ECS
Location: Springfield, VA
Posted Date: 01 Jan 2026

Junior Data Engineer – Enterprise Monitoring

, and audit logging. Support classified data environments with strict adherence to TS/SCI protocols and governance policies... TS/SCI clearance required Knowledge, Skills, and Abilities: Ability to work independently and yet be effective...

Company: Chenega
Location: Springfield, VA
Posted Date: 01 Jan 2026

CSES III - Firewall Engineer

Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 25% Type of Travel: Local * * The... certification within 6 months of date of hire. Ability to work independently with little direction and guidance TS/SCI - Ability...

Location: Springfield, VA
Posted Date: 19 Dec 2025
Salary: $86600 - 181800 per year

Sr. Computer Network Defense (CND) Engineer

The Senior Computer Network Defense (CND) Engineer tests, implements, deploys, maintains, reviews, and administers the... Requirements TS/SCI Clearance with the ability to obtain and maintain a CI Poly BS degree in Information Technology...

Posted Date: 13 Dec 2025

Sr. Platform Engineer

Senior Platform Engineer should have prior experience in designing/architecting enterprise scale systems incorporating... systems engineering experience Active TS/SCI security clearance (Must be willing to sit for a Counterintelligence (CI) Poly...

Company: ECS
Location: Springfield, VA
Posted Date: 28 Nov 2025

Endpoint Security Engineer

of corrective measures Qualifications: Clearance Required: TS/SCI with ability to obtain and maintain a CI poly Degree...Overview: Abile Group has an exciting and challenging opportunity for an Endpoint Security Engineer on a contract...

Location: Springfield, VA
Posted Date: 27 Nov 2025

AI/ML Modeling, Simulation and Analysis Engineer

-Intelligence Agency (NGA) and the National System for Geospatial-Intelligence (NSG). The Senior MS&A Engineer leads and executes...++, Matlab, R, Java Demonstrated experience of IV&V and the T&E status quo for Al models. Active TS/SCI clearance or ability...

Posted Date: 26 Nov 2025

Palantir Engineer, Lead

to problem-solve to support mission-critical projects for our DoD clients. As a senior machine learning engineer on our core... environment Active TS/SCI clearance; willingness to take a polygraph exam Bachelor's degree Nice If You Have: Experience...

Posted Date: 15 Nov 2025

Cyber Security Implementation Engineer

systems. Candidate must have a TS/SCI with ability to obtain a Polygraph Certified DoD 8140.01 and 8570.01-M Information... Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * The...

Location: Springfield, VA
Posted Date: 15 Nov 2025
Salary: $82100 - 172400 per year

Network Engineer III

as assigned Network Engineer III Experience, Education, Skills, Abilities requested: Current TS/SCI security clearance... an active TS/Sensitive Compartmental Information (SCI) clearance A government contract requires that this position...

Company: Cherokee Federal
Location: Springfield, VA
Posted Date: 14 Nov 2025

Requirements Engineer

are our differentiator. As a Requirements Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a TS/SCI...-facing skills Active TS/SCI clearance and eligibility to obtain a CI Poly DESIRED: Current and relevant customer...

Company: General Dynamics
Location: Springfield, VA
Posted Date: 25 Oct 2025
Salary: $121550 - 164450 per year