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Keywords: Systems Engineer - Active Security Clearance, Location: Reston, VA

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Systems Engineer - Active Security Clearance

security challenges in the most demanding environments. This Systems Engineer position is located in Northern Virginia... with flexible core hours and includes 10% or less domestic travel. The Systems Engineer is responsible for developing, engineering...

Company: Cadre
Location: Reston, VA
Posted Date: 01 Jan 2026

Network Engineer - Active Security Clearance

security challenges in the most demanding environments. This Network Engineer position is located in Northern Virginia...:This Network Engineer performs the following core functions: Develop Datacenter, LAN, WAN, and Client Access networks/systems...

Company: Cadre
Location: Reston, VA
Posted Date: 01 Jan 2026

Network Analyst - Active Security Clearance

security challenges in the most demanding environments. This Network Analyst position is located in Northern Virginia..., in a STEM discipline (e.g. Computer Science, Cyber Security, Engineering, Mathematics, or Statistics). Other degrees...

Company: Cadre
Location: Reston, VA
Posted Date: 01 Jan 2026

Senior Software Engineer, C++ (Active Clearance)

, low-latency C++ software for critical defense applications, systems, and infrastructure. Engineer robust, efficient... security clearance This job post is inclusive of openings within various teams. Successful candidates will be matched...

Location: Reston, VA
Posted Date: 09 Jan 2026

DevOps Engineer - Active TS/SCI clearance with Polygraph

Distributed Solutions, Inc. (DSI) is a fast-growing company seeking a DevOps Engineer to work closely with DSI..., and solution systems and structures. Establish systems by planning, executing, installing, configuring, and testing PCs, servers...

Posted Date: 31 Dec 2025

Suricata Engineer - Active TS/SCI with CI Poly

We are seeking an experienced Suricata Engineer to join our cybersecurity team. The ideal candidate will possess deep... configurations integrate and influence the Suricata Intrusion Detection Systems/Intrusion Prevention Systems (IDS/IPS). You will play...

Location: Reston, VA
Posted Date: 08 Jan 2026

Cyber Security Engineer IV

to enable national security missions worldwide. Job Description SOSi is seeking an experienced Cybersecurity Engineer... principles. Cloud Security: Engineer guardrails (policies, blueprints, landing zones), encryption, secrets management...

Company: SOSi
Location: Reston, VA
Posted Date: 01 Jan 2026

Cyber Security Engineer IV

to enable national security missions worldwide. Job Description SOSi is seeking an experienced Cybersecurity Engineer... principles. Cloud Security: Engineer guardrails (policies, blueprints, landing zones), encryption, secrets management...

Company: SOSi
Location: Reston, VA
Posted Date: 01 Jan 2026

Network Security Engineer (Splunk) - TS/SCI with Polygraph

Clearance Level: TS/SCI with active polygraph Desired Certifications: Cyber security certification in one or more of the... Job Description: Seize your opportunity to make a personal impact as a Network Security Engineer supporting customer activities. GDIT...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 17 Dec 2025

IDS and IPS Cyber Security Engineer

IDS and IPS Cyber Security Engineer The Opportunity: We are seeking an experienced Network Intrusion Detection... structure, syntax, and how it controls detection rules, logging, and output modules Active TS/SCI clearance; willingness...

Location: Reston, VA
Posted Date: 14 Dec 2025

Senior Network Systems Engineer, Modeling and Simulation

Engineering, Computer Engineering, Computer Science, or related STEM fields An active/current Secret Security Clearance... or ability to obtain a Secret Security Clearance (A U.S. Security Clearance that has been active in the past 24 months...

Location: Reston, VA
Posted Date: 14 Jan 2026

Staff Software Engineer, Intelligence Systems

requirements Currently possesses and is able to maintain an active U.S. Top Secret SCI security clearance PREFERRED... to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems...

Location: Reston, VA
Posted Date: 14 Jan 2026

FPGA Engineer, Intelligence Systems

systems. Currently possesses and is able to maintain an active U.S. Top Secret security clearance PREFERRED QUALIFICATIONS... that address our customers' most pressing national security requirements. ABOUT THE JOB We are looking for an FPGA Engineer...

Location: Reston, VA
Posted Date: 14 Jan 2026
Salary: $146000 - 194000 per year

Systems Engineer

qualifications and contract vacancy requirements. Required Clearance: Active TS/SCI with Poly Citizenship: U.S. Citizenship... in our communities, nation, and abroad. Why You Matter Veros delivers innovative cyber security, data analytics, operational...

Location: Reston, VA
Posted Date: 09 Jan 2026

Systems Engineer (TS/SCI)

. Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who... Engineer to join our team in Herndon, VA! What will you be doing? Provide systems engineering and enterprise architecture...

Location: Herndon, VA
Posted Date: 08 Jan 2026
Salary: $113000 - 188000 per year

Systems Engineer - TS/SCI Full Scope Polygraph

, efficiency, and security Requirements for the Systems Engineer - TS/SCI Full Scope Polygraph include: Active TS/SCI clearance...Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center...

Location: Reston, VA
Posted Date: 07 Jan 2026
Salary: $125000 - 180000 per year

Senior Scientist, Systems Engineer

security. Job Title: Senior Scientist, Systems Engineer Job Code: 32407 Job Location: Herndon, Virginia Job Schedule: 9... years of proven technical business development skills winning DoD/Government programs or CRAD Active Top Secret Security...

Location: Herndon, VA
Posted Date: 24 Dec 2025

Systems Engineer (Journeyman, Full Performance, Senior)

You'll Bring All Levels: Active Top Secret/SCI security clearance Strong knowledge of systems engineering principles.... Security Clearance Requirement: An active Top Secret SCI security clearance is required for this position.​ This position...

Company: Parsons
Location: Reston, VA
Posted Date: 21 Dec 2025

Systems Engineer (Journeyman, Full Performance, Senior)

enhancements to current systems. What Required Skills You'll Bring All Levels: Active Top Secret/SCI security clearance... and the ability to work effectively in a collaborative team environment. Security Clearance Requirement: An active Top...

Company: Parsons
Location: Reston, VA
Posted Date: 19 Dec 2025

Senior Spacecraft Systems Engineer

end-to-end mission solutions. Active TS/SCI security clearance or read-in within the past two years. Benefits.... U.S. Citizenship is required for all positions requiring an active U.S. Government security clearance or the ability to obtain...

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