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10,000+
"validation engineer"
jobs
in
National Security
in last 30 days
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9,883
"validation engineer"
jobs
in
National Security
in last 30 days
Show all >
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Date
Last 30 days
Human Factors Engineer, GMD Defense Systems Flexible Schedule
APPLY
Decibel Research
Colorado Springs, CO
L6 Lead
October 3rd, 2026
Human Factors Engineers and Ergonomists
National Security
Show all >
Senior Quality Engineer, Naval Nuclear Systems
APPLY
Naval Nuclear Laboratory Fmp
Charleston, SC
L5 Senior
October 3rd, 2026
Quality Control Systems Managers
National Security
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Senior Distribution Systems Engineer - Onsite Hawaii
APPLY
General Dynamics Information Technology
Wake Village, TX
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
Show all >
Principal Systems Engineer, Naval Combat Systems
APPLY
Technology Service
Brooklyn, NY
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Electrical Engineer - NCR-IADS Systems Specialist
APPLY
Kratos Defense Rocket Support Services
Huntsville, AL
L5 Senior
October 3rd, 2026
Electrical Engineers
National Security
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Lead Systems Engineer - THAAD & Missile Defense
APPLY
Chenega Mios Sbu
Huntsville, AL
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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ISSE (Engineer Info Assurance 3) - 30317
APPLY
Mission Technologies
Hampton, VA
L6 Lead
September 27th, 2026
Information Security Engineers
National Security
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Principal Engineer
APPLY
Chenega
Huntsville, AL
L6 Lead
September 11th, 2026
Engineers, All Other
National Security
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Secret-Cleared Systems Engineer - MBSE & Embedded
APPLY
Northrop Grumman
Huntsville, AL
L4 Mid
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Technical Director: Global Defense Strategy
APPLY
Ventus Solutions Ves
Washington, DC
L7 Manager
October 4th, 2026
Project Management Specialists
National Security
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Senior Director of Maritime Program Management
APPLY
CACI International
Reston, VA
L7 Manager
October 4th, 2026
Project Management Specialists
National Security
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Engineering Flight Chief (GS-0801-14)
APPLY
Air Force Civilian Service
Camp Springs, MD
L7 Manager
September 23rd, 2026
Architectural and Engineering Managers
National Security
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Engineering Branch Chief
APPLY
Smartrecruiters
Honolulu, HI
L7 Manager
September 27th, 2026
Architectural and Engineering Managers
National Security
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Mechanical Engineering Manager — Military Training Tech
APPLY
Logistic Services International
Jacksonville, FL
L7 Manager
September 27th, 2026
Architectural and Engineering Managers
National Security
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Principal Electrical Engineer, Sentinel Power (Secret)
APPLY
Northrop Grumman
Roy, UT
L5 Senior
September 26th, 2026
Electrical Engineers
National Security
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MCICOM Facilities Program Director
APPLY
Concurrent Technologies
Arlington, VA
L7 Manager
September 22nd, 2026
Architectural and Engineering Managers
National Security
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Ground System Quality Lead: RCCA, APQP & Cost of Quality
APPLY
Prattwhitney
Andover, MN
L7 Manager
September 9th, 2026
Quality Control Systems Managers
National Security
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Strategic Supplier Architect – Defense & Small Business
APPLY
Leidos
Franklin, TN
L6 Lead
September 26th, 2026
Supply Chain Managers
National Security
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Missile Defense Performance Analyst
APPLY
Valkyrie Enterprises
Huntsville, AL
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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Principal Systems Engineer, MS&A (Secret)
APPLY
Northrop Grumman
Roy, UT
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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ISSM Lead: Top Secret Clearance & Flexible Time Off
APPLY
CACI International
Reston, VA
L6 Lead
October 4th, 2026
Computer and Information Systems Managers
National Security
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Senior EW Project Engineer, Ground Cyber
APPLY
Lockheed Martin
King of Prussia, PA
L5 Senior
October 3rd, 2026
Project Management Specialists
National Security
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Senior DoD Systems Engineering SME
APPLY
Mtsi Va
Bath, OH
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Electronic Warfare Systems Engineer & Documentation
APPLY
SAIC
Crane, IN
L5 Senior
October 4th, 2026
Electronics Engineers, Except Computer
National Security
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Senior Systems Engineer & SEIT Section Lead (Secret)
APPLY
Northrop Grumman
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Safety Systems Engineer - DoD Secret/TS Clearance
APPLY
Northrop Grumman
Palmdale, CA
L5 Senior
October 4th, 2026
Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
National Security
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Workforce Analyst
APPLY
Peraton
Washington, DC
L4 Mid
September 23rd, 2026
Management Analysts
National Security
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Lead Radar Systems Engineer - Missile Defense Expert
APPLY
Prattwhitney
Schriever, LA
L5 Senior
September 23rd, 2026
Electronics Engineers, Except Computer
National Security
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Senior Principal Electrical Engineer - DoD Command Systems
APPLY
Northrop Grumman
Roy, UT
L6 Lead
September 23rd, 2026
Electrical Engineers
National Security
Show all >
Senior Training & Field Ops Strategist (UAS/ISR)
APPLY
Lehigh Heavy Forge
Sterling, VA
L5 Senior
October 4th, 2026
Training and Development Specialists
National Security
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Senior EW Systems Engineer - Defense Tech, High-Impact Role
APPLY
L3Harris Technologies
Salt Lake City, UT
L6 Lead
October 4th, 2026
Electronics Engineers, Except Computer
National Security
Show all >
Mission Engineering Analyst — Multi-Domain Simulation Leader
APPLY
Leidos
Oak Ridge, TN
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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Senior Mission Systems Engineer - Defense Simulation
APPLY
Leidos
Arlington, VA
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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Senior Systems Integration Engineer DoD Air Force Systems
APPLY
Applied Research Solutions
Warner Robins, GA
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer, Test & Evaluation Lead
APPLY
Fibertek
Fort Belvoir, VA
L6 Lead
October 4th, 2026
Architectural and Engineering Managers
National Security
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Sustainment Mechanical Engineer
APPLY
SAIC
Crane, IN
L6 Lead
October 4th, 2026
Mechanical Engineers
National Security
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Electrical Engineer II: Mission-Critical Power & Controls
APPLY
MC Dean
Alexandria, VA
L5 Senior
October 4th, 2026
Electrical Engineers
National Security
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Senior Systems Engineer V - DoD SATCOM & Systems Expert
APPLY
Integrity Communications Solutions
Colorado Springs, CO
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer & SEIT Section Lead (Secret)
APPLY
JobLeads
Roy, UT
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
Show all >
Mission Systems Engineer - Multi-Domain Simulations
APPLY
Leidos
Beavercreek, OH
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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