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10,000+
"linux engineer"
jobs
in
National Security
in last 30 days
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10,000+
"linux engineer"
jobs
in
National Security
in last 30 days
Show all >
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Date
Last 30 days
SIGINT Systems Administrator - Low-Band Journeyman
APPLY
CACI International
Los Angeles, CA
L5 Senior
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Protection Indications and Warning Systems Engineer 2025-G-332
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Intelligence Consulting Enterprise Solutions
McLean, VA
L7 Manager
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Multi Functional Info Systems Analyst - E2 (OMS - OT&E) Jobs
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Clearance
Edwards, CA
L5 Senior
September 14th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Plans & Programming
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U.S. Government
Albuquerque, NM
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Depot Lab Maintenance System Engineer
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ManpowerGroup
Aurora, CO
L5 Senior
September 9th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Training Analyst Level II/End-to-End Systems Engineer - Jobs
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Clearance
San Antonio, TX
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Cyber Systems Engineer (ISSE) – Top Secret Clearance
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Northrop Grumman
Colorado Springs, CO
L6 Lead
September 9th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer / VTC Operator Tier III
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Uic Arctic Response Services
Quantico, VA
L5 Senior
September 13th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Associate / Systems Engineer (Security) - 7452-2*
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Northrop Grumman
Roy, UT
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Staff Mission COMSEC Engineer
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True Anomaly
Lakewood, CO
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Combat Systems Integration Engineer - Navy Yard, Washington, D.C Jobs
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ClearanceJobs
Andrews Air Force Base, MD
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Systems Security Engineer 2/3 - Jobs
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ClearanceJobs
Roy, UT
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Integration Engineer
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Booz Allen Hamilton
Leavenworth, KS
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Mission Support Engineer, EW
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Anduril
Costa Mesa, CA
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer Support Specialist- Regional Strike Programs(Hardware-Systems / Systems / Test & In
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General Dynamics Mission Systems
Pittsfield, MA
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Principal Systems Engineer - C3MS (Onsite)
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Raytheon
Andrews Air Force Base, MD
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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STE - Network Engineer Jobs
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ClearanceJobs
Andrews Air Force Base, MD
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Cyber Security Engineer Staff (Embedded) Jobs
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ClearanceJobs
Grand Prairie, TX
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Field Service Engineer
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Program Management Solutions
Washington, DC
L5 Senior
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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Supervisory IT Specialist (Enterprise Architecture)
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Usjointactivities
Key West, FL
L7 Manager
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Administrator/Systems Engineer
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Agil3 Technology Solutions
Sierra Vista, AZ
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Strategic Artificial Intelligence (AI) Engineer
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Computer World Services Cwscorporation
Fort George G Meade, MD
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Senior 5G & Mission Partner Environment (MPE) Systems Engineer
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CACI International
McLean, VA
L7 Manager
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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Foundational Layer Capability (FLIC) Subject Matter Expert (SME)
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ASRC Federal
Fort Huachuca, AZ
L7 Manager
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Systems Integration/Test Engineer Stf - 4x10B Tues-Friday E4
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Lockheed Martin
Dallas, TX
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineering Acquisition Logistics Specialist
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Booz Allen Hamilton
Los Angeles, CA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Embedded Systems Security Engineer - 27932 *
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HII Mission Technologies Division
Dayton, OH
L6 Lead
September 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer
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V2X
Carmel, IN
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer Prin - E6
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Lockheed Martin
San Jose, CA
L7 Manager
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Senior DoD Systems Engineer: Ground Avionics & Data Links
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Abacus Technology
Shalimar, FL
L5 Senior
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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System Security Engineer - Senior Jobs
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ClearanceJobs
Dayton, OH
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Cryptography Engineer Jobs
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ClearanceJobs
McLean, VA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Cybersecurity Mission Planner
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Its
Colorado Springs, CO
L7 Manager
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Jr Facility Engineer
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BAE Systems
Clovis, NM
L5 Senior
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - FCSWG Process Master
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General Dynamics Mission Systems
Pittsfield, MA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Cyber Defense Incident Responder (CDIR) - Colorado Springs, Colorado
APPLY
Davidson Technologies
Colorado Springs, CO
L5 Senior
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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2027 Graduate - Engineer/Scientist - Communication Systems
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Johns Hopkins Applied Physics Laboratory
Laurel, MD
L3 Junior
September 8th, 2026
Computer Systems Engineers/Architects
National Security
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Level 2/3 Cyber Systems Engineer - AISR&T Contingent
APPLY
Northrop Grumman
San Diego, CA
L6 Lead
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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Staff Principal Systems Engineer 5
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Northrop Grumman
Hyattsville, MD
L6 Lead
September 5th, 2026
Computer Systems Engineers/Architects
National Security
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Skillbridge: COMSEC Manager
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Raytheon
Tewksbury, MA
L4 Mid
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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