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Keywords: Systems Engineer – Senior Level - TS/SCI Clearance Required, Location: Springfield, VA

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Systems Engineer - Sensor Integration

Responsibilities Peraton is seeking a highly motivated and experienced Senior Systems Engineer specializing in Sensor... communicate with government, engineers, developers, and stakeholders TS/SCI clearance adjudication or ability to obtain SCI...

Company: Peraton
Location: Springfield, VA
Posted Date: 18 Jan 2026

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

Specialist, Systems Engineer Mission Protection Specialist

security. Job Title: Specialist, Systems Engineer - Mission Protection Specialist (Active TS/SCI w/ CI Poly..., Systems Engineer - Mission Protection Specialist to support a high-visibility, mission-critical national security program...

Posted Date: 17 Jan 2026
Salary: $90500 - 168500 per year

Systems Engineer - Expert

or Chantilly, VA (on-site) Clearance Required: Must be a U.S. Citizen and possess a current and active TS/SCI clearance granted... that are both Government and industry leaders and technology innovators. ACS is seeking an Expert Systems Engineer to help lead the charge...

Posted Date: 16 Jan 2026
Salary: $170000 - 198000 per year

Network Systems Engineer

work of Senior-, Mid-, and Junior-level contractor Network Systems Engineers. Qualifications Peraton offers enhanced... in lieu of a degree. TS/SCI clearance adjudication or ability to obtain SCI and pass a poly 18+ years of experience working...

Company: Peraton
Location: Springfield, VA
Posted Date: 09 Jan 2026

Junior Systems Engineer - International Solutions

Responsibilities Peraton is seeing a Junior Level Systems Engineer in International Solutions. Junior-level Systems... and leaders. TS/SCI clearance adjudication or ability to obtain SCI and pass a polygraph. Desired: Master’s degree...

Company: Peraton
Location: Springfield, VA
Posted Date: 02 Jan 2026
Salary: $80000 - 128000 per year

Systems Engineer

, and governmental boundaries Oversees and coordinates the work of Senior and Mid-level Systems Engineers Works closely with both the... or technical team leadership. TS/SCI clearance adjudication or ability to obtain SCI and pass a poly. Desired: Advanced...

Company: Peraton
Location: Springfield, VA
Posted Date: 21 Dec 2025

Expert GEOINT Modernization & Integration Systems Engineer

and its Mission Partners. With GEOINT data and providers. TS/SCI clearance adjudication or ability to obtain SCI and pass.... What You’ll Do As an Expert Systems Engineer & Integrator, you will play a key role in shaping NGA’s enterprise systems...

Posted Date: 13 Dec 2025

Expert Systems Engineer - Sensor Integration

. Oversee and coordinate engineering work performed by Senior-, Mid-, and Junior-level systems engineering staff... or projects. Clearance Active TS/SCI clearance, or the ability to obtain SCI access and pass a polygraph. Desired...

Posted Date: 06 Dec 2025

Principal Systems Engineer

The Senior-level Principal Systems Engineer shall lead a diverse, multi disciplinary team of information technology... Requirements Active TS/SCI Clearance with the ability to obtain and maintain a CI Poly Graduate Degree from accredited University...

Posted Date: 28 Nov 2025

Systems Engineer - Enterprise Architecture Focus

lifecycle. TS/SCI clearance adjudication or ability to obtain SCI and pass a polygraph. Desired: Doctorate in Systems...Responsibilities We are seeking an Expert-Level Systems Engineer with a strong background in Enterprise Architecture...

Company: Peraton
Location: Springfield, VA
Posted Date: 11 Nov 2025

Sensor Integration Systems Engineer

and coordinates the work of Senior-, Mid-, and Junior-level contractor Systems Engineers. Qualifications Peraton offers enhanced... clearance adjudication or ability to obtain SCI and pass a polygraph. Desired: Master’s degree or higher in Systems...

Posted Date: 10 Jan 2026

COMSEC Systems Engineer (Onsite)

is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: TS/SCI with Polygraph Security Clearance Status.... Experience in written and verbal communication with senior leadership and customers. An active and transferable TS/SCI CI Poly...

Posted Date: 06 Feb 2026
Salary: $86800 - 165200 per year

Cybersecurity Engineer, Senior

Job Title: Cybersecurity Engineer, Senior Job Category: Engineering Time Type: Full time Minimum Clearance... systems. Candidate must have a TS/SCI with ability to obtain a Polygraph Certified DoD 8140.01 and 8570.01-M Information...

Location: Springfield, VA
Posted Date: 14 Nov 2025
Salary: $82100 - 172400 per year

Senior Linux Engineer

Active TS/SCI security clearance (Must be willing to sit for a Counterintelligence (CI) Poly) Active DoD 8140 Level II...Job Description: ECS is seeking a Sr. Linux Engineer to work in our Fairfax, VA office. ECS Federal is seeking a Sr...

Company: ECS
Location: Springfield, VA
Posted Date: 29 Jan 2026

ORSA - Operations Research Systems Analyst

as directed by the customers requirement. TS/SCI clearance adjudication or ability to obtain SCI and pass a polygraph. Desired... well-structured and detailed analytical strategic briefings and reports to Senior-level members of NGA. Assist customer...

Posted Date: 31 Jan 2026
Salary: $112000 - 179000 per year

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)

Active TS/SCI Clearance with ability to obtain and maintain a CI Poly Bachelor’s Degree in Information Technology...The Senior Systems Administrator II shall support the Information Technology (IT) Operations and Maintenance (O&M) team...

Posted Date: 22 Nov 2025

Software Developer/Programmer (Senior)

software in an AWS or C2S cloud environment. Active TS/SCI security clearance with the ability to obtain a CI polygraph... technology and take your career to the next level! We are seeking a Software Developer/Programmer (Senior) to take a key role...

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

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: 13 Nov 2025