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Keywords: Systems Engineer - TS/SCI, Location: Herndon, VA

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Systems Engineer

LMCareers Business Unit SPACE Security Clearance TS/SCI w/Poly SP Shift First Direct/Indirect Direct...-tier engineers and security professionals Build systems that scale, perform, and endure Ready to engineer...

Company: Lockheed Martin
Location: Herndon, VA
Posted Date: 17 Jan 2026

Product Owner/Systems Engineer

Product Owner/Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start...: Join CACI as a Systems Engineer (SE) / Product Owner Proxy (POP) and contribute to a dynamic counter-unmanned aircraft systems...

Location: Sterling, VA
Posted Date: 16 Jan 2026
Salary: $94400 - 198200 per year

Mid-Level Systems Engineer – Requirements and Architecture

Title: Mid-Level Systems Engineer – Requirements and Architecture KBR’s Mission Engineering Division delivers complex... a Mid-Level Systems Engineer – Requirements and Architecture to join our team in Sterling, VA. This role focuses on defining...

Company: KBR
Location: Sterling, VA
Posted Date: 15 Jan 2026

Principal Systems Engineer - RF/SATCOM

HawkEye 360 is seeking an experienced RF/SATCOM Systems Engineer with a strong background in electrical engineering... communications, and adaptive networking, along with an active TS/SCI clearance and willingness to travel as needed. As the Principal...

Company: HawkEye 360
Location: Herndon, VA
Posted Date: 10 Jan 2026
Salary: $170000 - 200000 per year

Senior Systems Engineer

, PowerPoint, Excel). Active TS/SCI w-Polygraph. The candidate may be required to travel - up to 25%. At Leidos, we don’t...Leidos has a new and exciting opportunity for a Senior-level Engineer in our Intel Sector Analysis Solutions Business...

Company: Leidos
Location: Reston, VA
Posted Date: 10 Jan 2026
Salary: $107900 - 195050 per year

Systems Engineer

qualifications and contract vacancy requirements. Required Clearance: Active TS/SCI with Poly Citizenship: U.S. Citizenship... engineering and technical operations consulting services to enable Intelligence Community programs and operations. As a Systems...

Location: Reston, VA
Posted Date: 09 Jan 2026

Network Management Systems (NMS) Linux Engineer

Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance... Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local...

Location: Sterling, VA
Posted Date: 20 Dec 2025

Advanced Systems Engineer

Systems Engineer – IPT Lead for Intelligence Systems, you’ll be leading a cross-functional Integrated Product Team (IPT...Basic Qualifications : Education Requirements: Requires a Bachelor’s degree in Systems Engineering, or a related...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 18 Dec 2025

Advanced Systems Engineer

Systems Engineer – IPT Lead for Intelligence Systems, you’ll be leading a cross-functional Integrated Product Team (IPT...Basic Qualifications Education Requirements: Requires a Bachelor’s degree in Systems Engineering, or a related...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 18 Dec 2025

Software Systems Engineer

. Current TS clearance and able to obtain SCI Must have experience with all stages of the Systems Engineering Lifecycle (SELC...Software Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top...

Location: Sterling, VA
Posted Date: 11 Dec 2025
Salary: $94400 - 198200 per year

Space Mission Systems Engineer

, you belong here at Umbra. About the Job Umbra's Mission Solutions department seeks a Space Mission Systems Engineer.... This role develops solutions, products, and technologies for current and future U.S. Government needs. The systems engineer...

Company: Umbra
Location: Reston, VA
Posted Date: 06 Dec 2025
Salary: $150000 - 200000 per year

Senior Spacecraft Systems Engineer

, you belong here at Umbra. About the Job Umbra is seeking a motivated Spacecraft Systems Engineer to design and implement the... end-to-end mission solutions. Active TS/SCI security clearance or read-in within the past two years. Benefits...

Company: Umbra
Location: Reston, VA
Posted Date: 06 Dec 2025
Salary: $160000 - 200000 per year

Operations and Maintenance Systems Engineer

technical support of multi-platform, multi-system networks. Active TS/SCI with Poly Ability to obtain Security+CE... operations and maintenance. The Operations and Maintenance Engineer's Responsibilities include, but are not limited...

Company: Peraton
Location: Herndon, VA
Posted Date: 03 Dec 2025
Salary: $104000 - 166000 per year

Systems Integration Engineer

innovative solutions and an engaging culture. AnaVation is seeking a Systems Integration Engineer to join our team and support... applications and data services used by multiple Government Agencies. The Systems Integration Engineer will develop and deliver...

Company: AnaVation
Location: Reston, VA
Posted Date: 26 Nov 2025

Senior Information System Security Engineer

Engineer Deliver security related solutions for enterprise information systems and network architectures as an Information... with any necessary certifications. Security Clearance Level: TS/SCI and CI Poly Experience with: Assured Compliance Assessment...

Company: General Dynamics
Location: Reston, VA
Posted Date: 22 Nov 2025
Salary: $127500 - 172500 per year

Systems Engineer

area firms and continues to grow. We are actively hiring a Systems Engineer with TS/SCI clearance and polygraph... a holistic approach to systems engineering. Designs, develops, evaluates and modifies end-to-end systems and systems-oriented...

Posted Date: 20 Nov 2025

Systems Engineer

Systems Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big... and intelligence data fusion Active TS/SCI clearance; willingness to take a polygraph exam Bachelor’s degree in an Engineering...

Location: Reston, VA
Posted Date: 07 Nov 2025
Salary: $62000 - 141000 per year

Optical Communications Systems Engineer

, or related field. Must have the ability to obtain a TS/SCI clearance. Five or more years of professional experience in optical... systems and services that keep our nation connected. Peraton is seeking an Optical Communications Systems Engineering...

Company: Peraton
Posted Date: 29 Jan 2026
Salary: $104000 - 166000 per year

Systems Development Engineer, US Amazon Dedicated Cloud Security

of TS/SCI with Polygraph Preferred Qualifications - Experience with distributed systems at scale Amazon is an equal.... This position requires that the candidate selected be a US Citizen and must currently possess and maintain an active TS/SCI security...

Company: Amazon
Location: Herndon, VA
Posted Date: 15 Jan 2026

Data Engineer (Client Server) - Senior

an active TS/Sensitive Compartmental Information (SCI) clearance with the ability to obtain a Counterintelligence polygraph...Job Category: Information Technology Services Job Description: Data Engineer - Senior This position requires...

Location: Reston, VA
Posted Date: 23 Jan 2026