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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 >
Save
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Date
Last 30 days
Test Site Asset Engineer - Air Defense
APPLY
Anduril
Carlsbad, CA
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sr. SIGINT System Engineer
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Oxford Global Resources
Warner Robins, GA
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Principal Systems Safety Engineer - 18396*
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Northrop Grumman
Roy, UT
L6 Lead
July 30th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel CS SEIT KDC & STOS Integrated Node Manager 2 -1823-2
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Northrop Grumman
Bellevue, NE
L7 Manager
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Mounted Computing Environment Manager
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S3
Fort Moore, GA
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Maximo Engineer/FEM Specialist
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Bluewaterfederalsolutions2
Montgomery, AL
L6 Lead
July 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Principal/Sr. Principal Systems Engineer - 18439*
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Northrop Grumman
Manhattan Beach, CA
L6 Lead
August 2nd, 2026
Computer Systems Engineers/Architects
National Security
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DoW SKILLBRIDGE - COS/HSV
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Amentum
Colorado Springs, CO
L4 Mid
July 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Systems Engineer/Principal Systems Engineer - 18168
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Northrop Grumman
Bellevue, NE
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Sr - PR 1428
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Pe Systems
Clovis, NM
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Environments Capability Lead Sr. Principal Systems Engineer
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Northrop Grumman
Roy, UT
L6 Lead
July 30th, 2026
Computer Systems Engineers/Architects
National Security
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Principal / Sr. Principal Systems Test Engineer -18556*
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Northrop Grumman
Colorado Springs, CO
L6 Lead
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer / Sr. Principal Systems Engineer
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Northrop Grumman
Roy, UT
L6 Lead
July 29th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Stf (Requirements)-GMD Weapons Systems
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Lockheed Martin
Huntsville, AL
L6 Lead
July 31st, 2026
Computer Systems Engineers/Architects
National Security
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Secure AI/ML Delivery
APPLY
General Dynamics Information Technology
Offutt Air Force Base, NE
L5 Senior
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior PKI Engineer
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99999 Consulting
Washington, DC
L5 Senior
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Mission Integration Engineer, Intelligence Systems
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Anduril
Reston, VA
L6 Lead
July 20th, 2026
Computer Systems Engineers/Architects
National Security
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System Operator - Secret Clearance
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Lockheed Martin
Colorado Springs, CO
L6 Lead
July 30th, 2026
Computer Systems Engineers/Architects
National Security
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Deployment Lead (Defense)
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Air Space Intelligence
Washington, DC
L7 Manager
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Tier 3 Unified Communications Engineer (5491) (TS/SCI) (Ft. Bragg, NC)
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SMX
Fort Liberty, NC
L5 Senior
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Capability Portfolio Executive, National Industrial Security System Increment II (NI2)
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Defense Counterintelligence Security Agency Dcsa
Hanover, MD
L7 Manager
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Tier 3 Unified Communications Engineer (5493) (TS/SCI) (Ft. Shafter, HI)
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SMX
Honolulu, HI
L5 Senior
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior System Engineer
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Sumaria Systems
Fairborn, OH
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - (Crane, Indiana)
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Serco
Franklin Square, NY
L7 Manager
August 8th, 2026
Computer Systems Engineers/Architects
National Security
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Top Secret Cisco ISE Engineer (RDTE)
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Uic Arctic Response Services
Dahlgren, VA
L5 Senior
July 25th, 2026
Computer Systems Engineers/Architects
National Security
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Defense Systems Administrator/Engineer - TS Clearance
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Socket
Butlerville, IN
L4 Mid
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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Internship
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Simventions
Warrenton, VA
L1 Intern
August 2nd, 2026
Computer Systems Engineers/Architects
National Security
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CISA - Veterans and Individuals with Disabilities (Schedule A) Repository
APPLY
U.S. Government
Coatesville, PA
L6 Lead
July 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Air C2 Systems Maintainer Engineer
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Trillion Technology Solutions
Oceanside, CA
L5 Senior
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer – Combat Systems
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Caskgovernmentservices
Dahlgren, VA
L6 Lead
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - Defense Integrated Systems
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Selecttechservicescorporation
Springfield, OH
L6 Lead
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - IT - Top Secret Clearance Required
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Lockheed Martin
King of Prussia, PA
L6 Lead
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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Chief Information Security Officer
APPLY
Brs
Dayton, OH
L7 Manager
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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MCTP Information Systems Security Staff
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Core Government Services
Leavenworth, KS
L6 Lead
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer / Integration & Test - SkillBridge
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Northrop Grumman
Monrovia, CA
L3 Junior
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer
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Modern Technology Solutions
New Bedford, MA
L6 Lead
August 10th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Journeyman - Secret
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DCS
Westminster, MD
L5 Senior
August 6th, 2026
Computer Systems Engineers/Architects
National Security
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Sr Field Service Engineer - Installs
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Scientific Research
North Charleston, SC
L5 Senior
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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System Engineer 3 in Hawaii
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Omni2max
Kahului, HI
L5 Senior
August 14th, 2026
Computer Systems Engineers/Architects
National Security
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Security Cooperation Architect, C4 & Interop (Hawaii)
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SMX
Ewing Twp, NJ
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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