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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
Senior Systems Engineer - Onsite with DoD Secret Clearance
APPLY
RTX
Largo, FL
L5 Senior
September 9th, 2026
Computer Systems Engineers/Architects
National Security
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Mission Systems Engineer, Lead
APPLY
MITRE
Somerville, MA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Information System Security Engineer
APPLY
Science Applications International
Colorado Springs, CO
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Network Engineer
APPLY
Piper Companies
Denver, CO
L6 Lead
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Network Engineer
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Serco
Orlando, FL
L5 Senior
October 1st, 2026
Computer Systems Engineers/Architects
National Security
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Intern Systems Engineer, Defense Communications
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Prattwhitney
Denver, CO
L1 Intern
September 19th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
APPLY
Actalent
California, MO
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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Journeyman Systems Engineer
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Ace Consulting Group
Lexington Park, MD
L5 Senior
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Journeyman Systems Engineer
APPLY
Astrion Group
Dayton, OH
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Mid - DoD & Signal Processing
APPLY
Booz Allen Hamilton
Brooklyn, NY
L6 Lead
September 19th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer Lead: JSE & MBSE Architect
APPLY
Phoenixlogisticsll
Fairborn, OH
L6 Lead
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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TS/SCI DSP Engineer: Signals Intelligence & RF Systems
APPLY
Caci
Hyattsville, MD
L6 Lead
September 19th, 2026
Computer Systems Engineers/Architects
National Security
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Network/Systems Principal Engineer
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BAE Systems
Offutt Air Force Base, NE
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Sustainment Systems Engineer
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Anduril
Costa Mesa, CA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer
APPLY
Mcbride Consulting
Hanscom Afb, MA
L6 Lead
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer, Mission Autonomy & Defense
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Anduril Industries
Costa Mesa, CA
L6 Lead
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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Federation Manager (Engineer Systems 3)
APPLY
Huntington Ingalls Industries
Camp Pendleton Marine Corps Base, CA
L7 Manager
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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Federation Manager (Engineer Systems 3)
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HII
Quantico, VA
L7 Manager
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer
APPLY
Vtg Defense
Chantilly, VA
L6 Lead
September 10th, 2026
Computer Systems Engineers/Architects
National Security
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Model Based Systems Engineer
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Leidos
Hephzibah, GA
L6 Lead
September 19th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Training Analyst Level II/End-to-End Systems Engineer - Sim/Stim
APPLY
Nemean Solutions
San Antonio, TX
L6 Lead
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer: Defense Weapon Systems & MBSE
APPLY
Amentum
Virginia, MN
L6 Lead
September 9th, 2026
Computer Systems Engineers/Architects
National Security
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Architectural and Engineering Manager Support Senior
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Modern Technology Solutions
Clovis, NM
L6 Lead
September 12th, 2026
Computer Systems Engineers/Architects
National Security
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NC3 Enterprise and Nuclear Systems Integration Engineer Jobs
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ClearanceJobs
Lexington, KY
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer
APPLY
KBR
Colorado Springs, CO
L6 Lead
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Onsite Junior Distribution Systems Engineer Hawaii BIM
APPLY
General Dynamics It
Honolulu, HI
L4 Mid
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior DoD Systems Engineer - Secret Clearance
APPLY
P E Systems Va
Bath, OH
L5 Senior
September 19th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
APPLY
General Dynamics Mission Systems
Quincy, MA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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SITEC - ACAS Systems Engineer - MacDill AFB
APPLY
Peraton
Scott Air Force Base, IL
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Senior - TS
APPLY
Jobiqo
Bedford, MA
L6 Lead
September 30th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer Onsite Boulder, CO
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Centiljobs
Lafayette, CO
L6 Lead
October 1st, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer - DoD Air Warfare
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Modern Technology Solutions
Eglin Air Force Base, FL
L6 Lead
September 24th, 2026
Computer Systems Engineers/Architects
National Security
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Field Service Engineer, Senior
APPLY
CACI International
Honolulu, HI
L6 Lead
September 8th, 2026
Computer Systems Engineers/Architects
National Security
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Senior AV (Audio Visual) Engineer with Security Clearance
APPLY
Cosolutions
Offutt Air Force Base, NE
L5 Senior
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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DoD SATCOM Systems Engineer IV – Ground
APPLY
Integritycommunicationssolutionsinc1
Colorado Springs, CO
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sensor Integration Engineer, Senior
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Caci
Honolulu, HI
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Lead Military Systems Cybersecurity Engineer
APPLY
Johns Hopkins Applied Physics Lab
Laurel, MD
L7 Manager
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer - IAMD & LVC Expert
APPLY
General Dynamics Information Technology
Seattle, WA
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Req 73937 Systems Engineer - Strategic Weapons Control
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Berkshirejobs
Pittsfield, MA
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Lead Hardware Engineer, ATE Systems Remote Options
APPLY
Lockheed Martin
Owego, NY
Remote
L6 Lead
October 3rd, 2026
Computer Hardware Engineers
National Security
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