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10,000+
"validation engineer"
jobs
in
National Security
in last 30 days
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10,000+
"validation engineer"
jobs
in
National Security
in last 30 days
Show all >
Save
Filter
<
Date
Last 30 days
Senior Joint Data Link Architect & Interoperability SME
APPLY
Kinetic Concepts
Tampa, FL
L6 Lead
October 4th, 2026
Telecommunications Engineering Specialists
National Security
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Senior Defense Acquisition & Program Analyst
APPLY
Adams Communication Engineering Technology Acet
New Castle, DE
L5 Senior
October 4th, 2026
Project Management Specialists
National Security
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Principal Systems Safety Engineer, Sentinel Program
APPLY
Northrop Grumman
Roy, UT
L3 Junior
October 3rd, 2026
Aerospace Engineers
National Security
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Lead DS Engineer
APPLY
Gdit
Honolulu, HI
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Radar Engineer Mission-Critical Missile/Space Ops
APPLY
Ncsl International
Huntsville, AL
L6 Lead
October 3rd, 2026
Aerospace Engineers
National Security
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Senior Test Engineer - Connected Warfare & C2 Systems
APPLY
Anduril
Aberdeen, MD
L5 Senior
October 3rd, 2026
Engineers, All Other
National Security
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Distributed Training System (DTS) Systems Engineer
APPLY
Trustedqa
Colorado Springs, CO
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior DTS Systems Engineer Missile Defense Training
APPLY
Trustedqa
Colorado Springs, CO
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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A/AI Machine Learning Engineering Staff - Clearance Required
APPLY
Lockheed Martin
Huntsville, AL
L6 Lead
September 24th, 2026
Software Developers
National Security
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Staff Weapons Integration Engineer
APPLY
Slope
Costa Mesa, CA
L6 Lead
October 4th, 2026
Engineers, All Other
National Security
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Sr. Manager of Contracts, Advanced Technology
APPLY
Albanyjobs
Rochester, NH
L5 Senior
October 4th, 2026
Purchasing Managers
National Security
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Sentinel - Staff Engineer - Nuclear Hardness & Survivability - 19942
APPLY
Northrop Grumman
Colorado Springs, CO
L6 Lead
September 21st, 2026
Nuclear Engineers
National Security
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Sentinel Systems Engineer Secret Clearance
APPLY
Northrop Grumman
Roy, UT
L3 Junior
October 3rd, 2026
Mechanical Engineers
National Security
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Senior Systems Engineer, Sentinel ICBM Program Lead
APPLY
SAIC
Salt Lake City, UT
L6 Lead
October 4th, 2026
Engineers, All Other
National Security
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Senior MS&A Systems Engineer - Secret Clearance
APPLY
Northrop Grumman
Roy, UT
L6 Lead
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Electromagnetic Warfare Operations Leader
APPLY
Spektrum
Norfolk, VA
L6 Lead
September 24th, 2026
Project Management Specialists
National Security
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Top Secret Systems & Integration Engineer – Tucson (Onsite)
APPLY
Raytheon
Tucson, AZ
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior DoD Engineering & Test SME (Secret Clearance)
APPLY
Laukoa
Port Hueneme, CA
L5 Senior
October 3rd, 2026
Engineers, All Other
National Security
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DoD Engineering Program Lead - Cyber & Risk Management
APPLY
Jobtailor
Fort Belvoir, VA
L7 Manager
September 15th, 2026
Project Management Specialists
National Security
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Defense Systems Senior Engineer II
APPLY
Tata Technologies
East Lansing, MI
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Mechanical Engineer - DoD Hardware & Systems Lead
APPLY
Leidos
Albuquerque, NM
L6 Lead
October 3rd, 2026
Mechanical Engineers
National Security
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Cyber MBSE Principal Systems Engineer (Secret)
APPLY
Northrop Grumman
San Antonio, TX
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Digital Signal Processing Engineer Sterling, VA, US
APPLY
CACI International
Sterling, VA
L6 Lead
October 3rd, 2026
Electronics Engineers, Except Computer
National Security
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Principal Contract Administrator
APPLY
Northrop Grumman
Sykesville, MD
L5 Senior
September 18th, 2026
Project Management Specialists
National Security
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Senior Systems Architect, DoD Battle Network (Onsite)
APPLY
Mcbride
Lincoln, MA
L6 Lead
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Lead Engineer, Foreign Military Sales Program
APPLY
Solvere Technical
Brooklyn, NY
L6 Lead
October 4th, 2026
Sales Engineers
National Security
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Senior E3 RF Engineer EMI/EMC & C5ISR Test Expert
APPLY
Amentum
Dahlgren, VA
L5 Senior
October 3rd, 2026
Electronics Engineers, Except Computer
National Security
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Site Manager - Naval Training Ops (DoD)
APPLY
Spalding A Saalex Company
Ladys Island, SC
L5 Senior
October 4th, 2026
Training and Development Managers
National Security
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Security Engineer Basic
APPLY
System High
Fort Belvoir, VA
L3 Junior
September 11th, 2026
Information Security Engineers
National Security
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Senior Radar Systems Engineer – Missile Defense (Onsite)
APPLY
Prattwhitney
Denver, CO
L5 Senior
October 4th, 2026
Aerospace Engineers
National Security
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Principal Mission Systems Engineer, Air Dominance & Strike, Active Clearance
APPLY
Ai Chopping Block
Brooklyn, NY
L6 Lead
October 4th, 2026
Aerospace Engineers
National Security
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Senior Test Database Lead — Naval T&E & VX-1 Data
APPLY
Strategic Sight Consulting
Hyattsville, MD
L5 Senior
October 4th, 2026
Database Administrators
National Security
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Senior Staff Chief Engineer - Battle Management
APPLY
Northrop Grumman
El Segundo, CA
L7 Manager
September 9th, 2026
Architectural and Engineering Managers
National Security
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Site Manager, National Security Programs
APPLY
KBR
Las Cruces, NM
L5 Senior
October 4th, 2026
Project Management Specialists
National Security
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Entry-Level Test Engineer Military Systems & Sensors
APPLY
Trax International
Delta Junction, AK
L3 Junior
October 3rd, 2026
Engineers, All Other
National Security
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Senior Navy Systems Engineer & Combat Systems Lead
APPLY
Decision Technologies
Arlington, VA
L7 Manager
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Lead Systems Engineer Hardware Engineering Washington, DC
APPLY
Helsingai
Washington, DC
L7 Manager
October 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Interdisciplinary Electrical Eng/Computer Eng/Electronics Eng/Aerospace Eng/Computer Scientist
APPLY
Transmission Distribution World
North Olmsted, OH
L6 Lead
October 2nd, 2026
Engineers, All Other
National Security
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RF/Radar Engineer - Mid Level
APPLY
Phasedn
Huntsville, AL
L6 Lead
October 3rd, 2026
Electronics Engineers, Except Computer
National Security
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Test Engineer - DoD Cleared, Satellite TT&C (Mid)
APPLY
VetJobs
Colorado Springs, CO
L5 Senior
October 3rd, 2026
Software Quality Assurance Analysts and Testers
National Security
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