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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
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National Security
in last 30 days
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Date
Last 30 days
Senior Systems Engineer – Top Secret Clearance | On-Site
APPLY
Northrop Grumman Au
San Diego, CA
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer
APPLY
Mtsi Va
Bedford, MA
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Cyber Defense Engineer (CND/ISSE) - Secret Clearance
APPLY
Osc Edge
Juneau, AK
L5 Senior
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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IT Specialist - Lead Enterprise Architect
APPLY
Air Force Civilian Service
Fort Washington, MD
L7 Manager
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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SkillBridge - Principal/ Senior Principal Cyber Systems Engineer
APPLY
Northrop Grumman
Melbourne, KY
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Principal Systems Engineer, Digital Thread (Secret)
APPLY
Northrop Grumman
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Security Engineer - Missile Defense Systems
APPLY
System High
Fort Belvoir, VA
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Cyber Security Engineer DoD (Top Secret SCI)
APPLY
Leidos
Warner Robins, GA
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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DoD Cyber Defense Lead, Senior Engineer (Top Secret/SCI)
APPLY
Elogic
Quantico, VA
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior F5 Network Security Engineer - High-Impact DoD Ops
APPLY
Booz Allen Hamilton
Fort Meade, MD
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sr. Systems Engineer Analyst (Top Secret Clearance Required)
APPLY
Careermover
Bowie, MD
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer, Secret Clearance
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Northrop Grumman
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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MBSE Systems Engineer — Secret Cleared (Mid–Senior)
APPLY
Huntington Ingalls Industries
Dayton, OH
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Lead Systems Engineer, Defense Systems & Integration
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Northrop Grumman
Huntsville, AL
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Principal Systems Engineer - Weapons & Energetics
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Best Infosystems
Fort Wayne, IN
L6 Lead
September 26th, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Sr. Staff Systems Engineer - 18123
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JobLeads
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Sr Principal Engineer System Safety
APPLY
Northrop Grumman
Huntsville, TN
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
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
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Dronevet
Virginia Beach, VA
L6 Lead
September 19th, 2026
Computer Hardware Engineers
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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Senior Embedded Hardware Design Engineer (DoD TS)
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AV
Hyattsville, MD
L6 Lead
October 4th, 2026
Computer Hardware Engineers
National Security
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Hardware Engineer - Defense Systems (LTI/Patriot)
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KBR
Huntsville, AL
L6 Lead
October 3rd, 2026
Computer Hardware Engineers
National Security
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Hardware Design Engineer 2 - 23834 (FS Poly Required)
APPLY
Huntington Ingalls Industries
Fort Meade, MD
L6 Lead
October 4th, 2026
Computer Hardware Engineers
National Security
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Senior Hardware Engineer Jobs
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Clearance
Colorado Springs, CO
L6 Lead
September 11th, 2026
Electronics Engineers, Except Computer
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
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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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Junior DS Engineer (Travel)
APPLY
Remotehunter
Denver, CO
L5 Senior
September 20th, 2026
Telecommunications Engineering Specialists
National Security
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Principal Data Links and Communications Engineer
APPLY
It Job Board Tech Portal In Usa
Omaha, NE
L6 Lead
September 21st, 2026
Computer Network Architects
National Security
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Senior Principal MBSE & Requirements Verification Engineer
APPLY
Jobtailor
El Paso, TX
L6 Lead
September 23rd, 2026
Project Management Specialists
National Security
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Computer Engineer
APPLY
Commander, Navy Installations Command
Eielson Air Force Base, AK
L6 Lead
September 19th, 2026
Engineers, All Other
National Security
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Skillbridge Senior Principal Safety Systems Engineer
APPLY
Northrop Grumman
Derwood, MD
L5 Senior
October 3rd, 2026
Project Management Specialists
National Security
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Lead Systems Engineer - Defense Tech & Systems Integration
APPLY
Engineersofai
Eastern, KY
L6 Lead
October 3rd, 2026
Architectural and Engineering Managers
National Security
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Remote Senior Systems Engineer 1
APPLY
Ara Career
Glen Ridge, NJ
Remote
L6 Lead
October 3rd, 2026
Engineers, All Other
National Security
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Remote Senior Systems Engineer 1
APPLY
GrabJobs
Barrington, RI
Remote
L6 Lead
October 3rd, 2026
Engineers, All Other
National Security
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Lead Mission Systems Operator
APPLY
Wr Systems
Virginia Beach, VA
L6 Lead
September 5th, 2026
Network and Computer Systems Administrators
National Security
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Chief
APPLY
Leidos
San Antonio, TX
L7 Manager
September 20th, 2026
Architectural and Engineering Managers
National Security
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Systems Engineer Sr - E3 Jobs
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Clearance
Ogden, UT
L6 Lead
September 11th, 2026
Aerospace Engineers
National Security
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Senior Systems Engineer - Electronic Warfare SME
APPLY
Mag Aerospace
Wilton, CA
L6 Lead
September 11th, 2026
Electronics Engineers, Except Computer
National Security
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