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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
MC&G System Transition & Integration Specialist
APPLY
Trinityglobalconsulting
Fairfax, VA
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Algorithms Analysis Engineer
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Greymattersdefensesolutions
Boulder, CO
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Cyber Systems Operations
APPLY
United States Air Force
Ocala, FL
L4 Mid
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer Sr & Staff - Integration and Test
APPLY
RGT Solutions
Little Meadows, PA
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Ground Systems Technical Manager (Secret clearance)
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Maxar By Vantor
El Segundo, CA
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Command Systems Node Integration Lead Secret Clearance
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Northrop Grumman
Huntsville, TN
L6 Lead
July 24th, 2026
Computer Systems Engineers/Architects
National Security
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SASMO Software Support Representative at Fort Eustis, VA (Secret Clearance)
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General Dynamics It
Newport News, VA
L4 Mid
August 2nd, 2026
Computer Systems Engineers/Architects
National Security
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DoW SkillBridge Internship - Sherpa 6
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Sherpa 6
Spring Lake, NC
L1 Intern
July 31st, 2026
Computer Systems Engineers/Architects
National Security
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IT SPECIALIST (SYSTEMS ADMINISTRATION) with Security Clearance
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ClearanceJobs
Arlington, VA
L5 Senior
July 31st, 2026
Computer Systems Engineers/Architects
National Security
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Strategic Network Engineering Manager (Hybrid)
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Sergeant At Arms Of United States Senate
Washington, DC
L7 Manager
August 2nd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Cyber Systems Engineer - ISSO & Scrum Master (TS)
APPLY
Northrop Grumman
Colorado Springs, CO
L5 Senior
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel: Principal Systems Engineer, Compliance Lead
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Northrop Grumman
Roy, MT
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Intern, Skillbridge Internship Program (Military Transition Program)
APPLY
QTS Realty Trust
Ashburn, GA
L1 Intern
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer
APPLY
Baesystemsusa
Hill AFB, UT
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sr Field Service Engineer - Installs
APPLY
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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Onsite Ground C2 Systems Engineer - Camp Pendleton
APPLY
Auria Space
California, MO
L5 Senior
August 1st, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer - Top Secret Clearance Lead
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Mission Support Test Services
Washington, DC
L6 Lead
August 2nd, 2026
Computer Systems Engineers/Architects
National Security
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C5ISR Systems Engineer - Pacific Theater
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Leidos
Honolulu, HI
L6 Lead
August 6th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer (Army Training)
APPLY
Energy Jobline
Conway, AR
L5 Senior
August 14th, 2026
Computer Systems Engineers/Architects
National Security
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Aircraft & Store Integration Engineer
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Odyssey
Niceville, FL
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Embedded Systems Security Engineer
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HII
Dayton, OH
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - 29588
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Mission Technologies
Crane, TX
L6 Lead
August 1st, 2026
Computer Systems Engineers/Architects
National Security
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Security and Systems Engineers
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DLA
Tuscaloosa, AL
L6 Lead
August 14th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - Space & Defense, Secret Clearance Eligible
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Infinity Systems Engineering
Colorado Springs, CO
L6 Lead
August 14th, 2026
Computer Systems Engineers/Architects
National Security
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Technical Advisor
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Hireclearedtalent
Fort Belvoir, VA
L6 Lead
August 8th, 2026
Computer Systems Engineers/Architects
National Security
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Associate Systems Engineer/Systems Engineer 11205-1
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Northrop Grumman
Roy, UT
L6 Lead
August 14th, 2026
Computer Systems Engineers/Architects
National Security
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System of Systems Integration & Test Lead
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Booz Allen Hamilton
San Diego, CA
L6 Lead
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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ABAD Instructor**This position is located in Ramstein AFB, Germany (International Assignment) **NO REMOTE WORK**
APPLY
Parsons
Virginia Beach, VA
Remote
L5 Senior
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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Deployment Lead, West Coast
APPLY
Anduril Industries
Santa Ana, CA
L7 Manager
August 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer (Level 2 or 3) Jobs
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ClearanceJobs
Minneapolis, MN
L6 Lead
August 15th, 2026
Computer Systems Engineers/Architects
National Security
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F-35 Systems Engineer Sr / Eglin AFB or Orlando, FL
APPLY
Hackajob
Orlando, FL
L6 Lead
August 15th, 2026
Computer Systems Engineers/Architects
National Security
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DTP-N System Engineer Jobs
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ClearanceJobs
Ridgecrest, CA
L6 Lead
August 15th, 2026
Computer Systems Engineers/Architects
National Security
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Configuration Management Specialist with Security Clearance
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Precise Systems
Crane, TX
L6 Lead
August 7th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (87002)
APPLY
U.S. Army Reserve
Belen, NM
L3 Junior
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (75572)
APPLY
U.S. Army Reserve
Queen City, TX
L3 Junior
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (75568)
APPLY
U.S. Army Reserve
Naples, TX
L3 Junior
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (75569)
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U.S. Army Reserve
Nash, TX
L4 Mid
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (74875)
APPLY
U.S. Army Reserve
Tryon, OK
L4 Mid
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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35T Military Intelligence Systems Maintainer Integrator (65256)
APPLY
U.S. Army Reserve
Harrisburg, MO
L3 Junior
August 17th, 2026
Computer Systems Engineers/Architects
National Security
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