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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
Mission-Critical AI/ML Engineer for National Security
APPLY
Phase2 Technology
Washington, DC
L5 Senior
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Federated Interoperability Requirements Specialist
APPLY
Tekpillar
Norfolk, VA
L6 Lead
September 27th, 2026
Computer Systems Engineers/Architects
National Security
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SST SYSTEMS ENGINEER with Security Clearance
APPLY
Solution One Industries
Fort Smith, AR
L5 Senior
September 24th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer - CIPT
APPLY
General Dynamics Mission Systems
Denver, CO
L6 Lead
September 26th, 2026
Computer Systems Engineers/Architects
National Security
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Pentagon Mission Integrator
APPLY
SAI
Arlington, VA
L7 Manager
October 2nd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Network Integration Engineer — Secret Clearance
APPLY
Northrop Grumman
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer
APPLY
Northrop Grumman
Redondo Beach, CA
L6 Lead
September 25th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Principal Systems Engineer
APPLY
Mtsi Va
Bedford, MA
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Human Systems Engineer — Secret Clearance
APPLY
Northrop Grumman
Roy, UT
L6 Lead
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Program Engineer-Systems Security
APPLY
Credence Management Solutions
Florida, NY
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior AI Engineer - Remote/Hybrid, Mission-Centric AI
APPLY
Leidos
Derwood, MD
Remote
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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On-Site Optical Network Engineer – Secret Clearance
APPLY
Apex Systems
Springfield, IL
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer — Strategic Defense & Battle Manager
APPLY
JobLeads
Irvine, CA
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Technical Leader, Government Network Architecture
APPLY
Cisco Systems
Elk Grove Village, IL
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Field Service Engineer (FSE)
APPLY
Leidos
Fort Irwin, CA
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior DoD Network & Systems Engineer (TS/SCI)
APPLY
Koitecc Solutions
Fort Belvoir, VA
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior AI Engineer — Build Secure AI for National Security
APPLY
Leidos
Linthicum, MD
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer, Enterprise DNS & RMF (Onsite)
APPLY
General Dynamics Information Technology
Fort Huachuca, AZ
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior AOC Weapon System Engineer SME | Top Secret
APPLY
General Dynamics Information Technology
Hampton, VA
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Zero-Trust Security Engineer - Onsite
APPLY
GovCIO
San Antonio, TX
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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C4PS-2510 Futures Team Network and C2 Systems Engineer - OCT 2026
APPLY
C4 Planning Solutions
Oceanside, CA
L5 Senior
October 1st, 2026
Computer Systems Engineers/Architects
National Security
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Aircraft & Store Integration Engineer
APPLY
Credence
Eglin Air Force Base, FL
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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TS/SCI Systems Integrator & Admin for Mission-Critical IT
APPLY
CACI International
Hyattsville, MD
L4 Mid
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer — Defense MBSE & Architecture
APPLY
Inmarsat Government
Lincoln, MA
L7 Manager
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Logistics SME
APPLY
KBR
Beavercreek, OH
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer - DoD ISR/FMS Programs
APPLY
Astrion
Lincoln, MA
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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CAEG Systems Administrator — 99.9% Uptime & Security
APPLY
Leidos
Spring Branch, TX
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Site Reliability Engineer JADC2 ABMS Ops (TS/SCI)
APPLY
Leidos
Honolulu, HI
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Communications Technical Support Services (CTSS) Cybersecurity Engineer
APPLY
S2i2inc
Columbus, OH
L5 Senior
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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DoD Configuration Manager — IT Systems & Documentation
APPLY
Talentify
Fort Meade, MD
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer — Mission-Critical Defense (Secret)
APPLY
JobLeads
Palatine, IL
L6 Lead
October 5th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Hardware Engineer - Defense Systems (Secret)
APPLY
Dom Magazine
Eastern, KY
L6 Lead
September 23rd, 2026
Computer Hardware Engineers
National Security
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Hardware Test Coordinator
APPLY
CACI International
McLean, VA
L6 Lead
September 15th, 2026
Computer Hardware Engineers
National Security
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C-UAS Hardware Development Lead
APPLY
Dronevet
Virginia Beach, VA
L6 Lead
September 19th, 2026
Computer Hardware Engineers
National Security
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Hardware Engineer - Defense Systems (LTI/Patriot)
APPLY
KBR
Huntsville, AL
L6 Lead
October 3rd, 2026
Computer Hardware Engineers
National Security
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Senior Hardware Engineer Jobs
APPLY
Clearance
Colorado Springs, CO
L6 Lead
September 11th, 2026
Electronics Engineers, Except Computer
National Security
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Hardware PQE: Shape Reliable Defense Hardware Onsite
APPLY
Raytheon
Woburn, MA
L4 Mid
October 3rd, 2026
Computer Hardware Engineers
National Security
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Hardware Program Quality Engineer - DoD Secret
APPLY
RTX
Andover, MN
L4 Mid
October 3rd, 2026
Computer Hardware Engineers
National Security
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Senior DoD Anti-Tamper Engineer — Security Systems
APPLY
Serco
Juneau, AK
L5 Senior
October 4th, 2026
Computer Hardware Engineers
National Security
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Senior Hardware Engineer - Defense Systems (CAD NX)
APPLY
Dom Magazine
Colorado Springs, CO
L6 Lead
September 23rd, 2026
Computer Hardware Engineers
National Security
Show all >
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