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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
Senior Software & Data Engineer for National Security
APPLY
KBR
San Antonio, TX
L6 Lead
September 27th, 2026
Software Developers
National Security
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Senior Embedded Analysis Engineer - Firmware & Exploit Dev
APPLY
Mission Technologies
Roanoke, VA
L6 Lead
September 23rd, 2026
Software Developers
National Security
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Counter-Unmanned System (CUxS) System Engineering and Acquisitions Advisor
APPLY
Zero Point
Haines City, FL
L6 Lead
October 2nd, 2026
Engineers, All Other
National Security
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GCN Engineer
APPLY
Parsons
Pelham, AL
L6 Lead
October 2nd, 2026
Computer Network Architects
National Security
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Principal System Safety Engineer
APPLY
Avtc Group
Sterling, CO
L6 Lead
September 9th, 2026
Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
National Security
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Satcom Systems Engineer - Top Secret Clearance, Fort Meade
APPLY
Isys Technologies
Montana, WI
L6 Lead
September 13th, 2026
Telecommunications Engineering Specialists
National Security
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Chief Engineer, MALD Program — Onsite Tucson
APPLY
Raytheon
Tucson, AZ
L7 Manager
October 4th, 2026
Architectural and Engineering Managers
National Security
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Senior Systems Engineer
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Serco
Jacksonville, AR
L6 Lead
October 5th, 2026
Engineers, All Other
National Security
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Staff Systems Modeling & Simulation Engineer (Top Secret/SCI)
APPLY
Northrop Grumman Au
Brooklyn, NY
L6 Lead
October 5th, 2026
Aerospace Engineers
National Security
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Secure Systems Co-op, Onsite DoD Secret Clearance
APPLY
RTX
Cedar Rapids, IA
L1 Intern
October 5th, 2026
Aerospace Engineers
National Security
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DSP Engineer, SIGINT & Defense Systems (TS/SCI)
APPLY
CACI International
Sterling, VA
L6 Lead
September 9th, 2026
Electronics Engineers, Except Computer
National Security
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Senior Systems Engineer & MBSE Specialist
APPLY
Systems Planning Analysis
Colorado Springs, CO
L5 Senior
September 9th, 2026
Aerospace Engineers
National Security
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Lead Systems Engineer
APPLY
Systems Planning Analysis
Fort Hunt, VA
L6 Lead
September 8th, 2026
Architectural and Engineering Managers
National Security
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Hypersonics Systems Engineer (Navy Yard)
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Systems Planning Analysis
Millersville, MD
L5 Senior
September 8th, 2026
Aerospace Engineers
National Security
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Counter-Umanned System (CUxS) System Engineering and Acquistions with Security Clearance
APPLY
Zero Point
Jacksonville, FL
L6 Lead
September 6th, 2026
Engineers, All Other
National Security
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Specialty Systems Engineer
APPLY
Koitecc Solutions
Huntsville, AL
L6 Lead
September 10th, 2026
Engineers, All Other
National Security
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Senior Naval Systems Engineer - Aerial Target Programs
APPLY
Sabre Systems
Hyattsville, MD
L5 Senior
September 10th, 2026
Project Management Specialists
National Security
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STANDARD Missile Associate Engineer
APPLY
Precise Systems
California, CA
L6 Lead
September 11th, 2026
Engineers, All Other
National Security
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Engineering Branch Chief
APPLY
SOSI
Camp HM Smith, HI
L7 Manager
September 10th, 2026
Architectural and Engineering Managers
National Security
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Product Line Chief Engineer Weapon System Integration (WSI) Jobs
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Clearance
Indianapolis, IN
L7 Manager
September 11th, 2026
Architectural and Engineering Managers
National Security
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Sr. Principal Weapons Systems Engineer Jobs
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Clearance
L6 Lead
September 11th, 2026
Architectural and Engineering Managers
National Security
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SDA Radar Systems Engineer Jobs
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Clearance
Manitou Springs, CO
L6 Lead
September 11th, 2026
Electronics Engineers, Except Computer
National Security
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SM-6, Transition to Production (TTP) Chief Engineer Jobs
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Clearance
Tucson, AZ
L7 Manager
September 11th, 2026
Architectural and Engineering Managers
National Security
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FMS Combat Systems Engineer Jobs
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Clearance
Washington, DC
L5 Senior
September 11th, 2026
Engineers, All Other
National Security
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Information Systems Security Engineer (ISSE) - Navy Key Manageme Jobs
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ClearanceJobs
Norfolk, VA
L6 Lead
September 11th, 2026
Information Security Engineers
National Security
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Missile Defense Systems Engineer
APPLY
U.S. Department of Defense
Huntsville, AL
L6 Lead
September 12th, 2026
Aerospace Engineers
National Security
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Specialty Systems Engineer
APPLY
Sacbar
San Diego, CA
L6 Lead
September 9th, 2026
Engineers, All Other
National Security
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Systems Integration Engineering Support, Senior PR - 1444
APPLY
P E Systems
Warner Robins, GA
L6 Lead
September 12th, 2026
Engineers, All Other
National Security
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Position, Navigation, & Timing Supply Chain Analyst, Senior
APPLY
Booz Allen Hamilton
Arlington, VA
L6 Lead
September 12th, 2026
Engineers, All Other
National Security
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Counter-Umanned System (CUxS) System Engineering and Acquistions Advisor
APPLY
Zero Point
Altoona, FL
L6 Lead
September 21st, 2026
Engineers, All Other
National Security
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Systems Engineer, EW
APPLY
Anduril Industries
Irvine, CA
L6 Lead
September 15th, 2026
Engineers, All Other
National Security
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Senior Mission Integration Engineer
APPLY
ManTech
Virginia Beach, VA
L6 Lead
September 19th, 2026
Marine Engineers and Naval Architects
National Security
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Senior Defense Systems Engineer - MBSE & DoD Programs
APPLY
Leidos
Huntsville, AL
L6 Lead
September 24th, 2026
Aerospace Engineers
National Security
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Counter-Umanned System (CUxS) System Engineering and Acquisitions Advisor
APPLY
Zero Point
Madison, FL
L6 Lead
September 26th, 2026
Engineers, All Other
National Security
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Hypersonics Systems Engineer (Navy Yard) Jobs
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Clearance
Andrews Air Force Base, MD
L5 Senior
September 7th, 2026
Aerospace Engineers
National Security
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Systems Engineering Manager
APPLY
BAE Systems
Derwood, MD
L7 Manager
September 24th, 2026
Architectural and Engineering Managers
National Security
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KBR DoD SkillBridge Internship - Multiple Roles
APPLY
KBR
Houston, TX
L1 Intern
September 19th, 2026
Aerospace Engineers
National Security
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Test Engineer, Journeyman PR - 1449
APPLY
Pe Systems
Omaha, NE
L5 Senior
September 15th, 2026
Engineers, All Other
National Security
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Engineer I
APPLY
JT4
North Las Vegas, NV
L3 Junior
September 11th, 2026
Engineers, All Other
National Security
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Systems Integration Analyst - Air Delivered Platforms
APPLY
Salas O'Brien
Albuquerque, NM
L6 Lead
October 1st, 2026
Computer Systems Analysts
National Security
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