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10,000+
"validation engineer"
jobs
in
National Security
in last 30 days
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8,983
"validation engineer"
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National Security
in last 30 days
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Date
Last 30 days
Operations Engineer II - Special Missions (Brunswick, GA)
APPLY
Gulfstream Aerospace
Brunswick, GA
L6 Lead
September 19th, 2026
Manufacturing Engineers
Engineering Services
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TACOM (RRAD): General Engineer (Contingency)
APPLY
KBR
Bogata, TX
L6 Lead
September 19th, 2026
Engineers, All Other
Engineering Services
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UABOS Turkey: Structural Engineer
APPLY
KBR
Oklahoma City, OK
L6 Lead
September 22nd, 2026
Civil Engineers
Engineering Services
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Early Career Power Systems Engineer—Low Voltage
APPLY
Beyond New Horizons
Manchester, TN
L5 Senior
September 18th, 2026
Electrical Engineers
Engineering Services
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Lead Systems Engineer
APPLY
Telesis
Huntsville, AL
L6 Lead
September 18th, 2026
Architectural and Engineering Managers
Engineering Services
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CANES Technical Writer (CLEARED) - 160033
APPLY
Zachary Piper Solutions
Alexandria, VA
L5 Senior
September 18th, 2026
Technical Writers
Engineering Services
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Electrical Engineer
APPLY
U.S. Army Corps of Engineers
Bedford, MA
L6 Lead
September 18th, 2026
Electrical Engineers
Engineering Services
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Mission Engineering Systems Engineer | MBSE & DoD Tools
APPLY
Ara
Raleigh, NC
L6 Lead
September 10th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Mechanical Engineer - MILCON Design Lead (Secret Clearance)
APPLY
Ncaec
Brooklyn, NY
L6 Lead
September 10th, 2026
Mechanical Engineers
Engineering Services
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Early Career Electrical Systems and Controls Engineer - Hypersonics
APPLY
Bnh
Franklin, TN
L5 Senior
September 3rd, 2026
Electrical Engineers
Engineering Services
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ESS Design Engineer - DoD Secret Clearance, Global Travel
APPLY
Cambridge International Systems
Lima, NY
L5 Senior
September 10th, 2026
Electronics Engineers, Except Computer
Engineering Services
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On-Site DoD Construction Engineering Technician
APPLY
Elogic
Washington, DC
L4 Mid
September 10th, 2026
Civil Engineering Technologists and Technicians
Engineering Services
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Mechanical Stress Engineer - FEA & Thermal Analysis
APPLY
Harris Geospatial Solutions
Amityville, NY
L5 Senior
September 10th, 2026
Mechanical Engineers
Engineering Services
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Undersea Systems Engineer in Lothian
APPLY
Energy Jobline
Washington, DC
L5 Senior
September 11th, 2026
Engineers, All Other
Engineering Services
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Strategic Facilities Planner Engineer
APPLY
Booz Allen Hamilton
Stafford, VA
L6 Lead
September 10th, 2026
Architectural and Engineering Managers
Engineering Services
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Lead Missile Defense System Engineer Jobs
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Clearance
Huntsville, AL
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Efficiency Systems Engineer Jobs
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Clearance
Fort George G Meade, MD
L6 Lead
September 11th, 2026
Engineers, All Other
Engineering Services
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Senior System Safety Engineer Jobs
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Clearance
Woburn, MA
L5 Senior
September 11th, 2026
Engineers, All Other
Engineering Services
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Supply Technician
APPLY
Science Applications International
Charleston, SC
L4 Mid
September 11th, 2026
Purchasing Agents, Except Wholesale, Retail, and Farm Products
Engineering Services
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Hydrodynamics & Ship Control System Lead - (Washington, D.C. Navy Yard)
APPLY
Serco North America
Washington, DC
L6 Lead
September 11th, 2026
Architectural and Engineering Managers
Engineering Services
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Electrical Engineer
APPLY
Dp Professionals Dpp
Virginia Beach, VA
L5 Senior
September 11th, 2026
Electrical Engineers
Engineering Services
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IR Integration Engineer SME (EO/IR Systems Engineer) Jobs
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Clearance
Dayton, OH
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Secret Systems Engineer
APPLY
Insight Global
Dahlgren, VA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Submarine Electrical Engineer - Washington, D.C.
APPLY
Serco North America
Washington, DC
L5 Senior
September 11th, 2026
Electrical Engineers
Engineering Services
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TS Next Gen Electrical Engineer
APPLY
Insight Global
Clearfield, UT
L5 Senior
September 11th, 2026
Electrical Engineers
Engineering Services
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Project Engineer Sr - E3
APPLY
Lockheed Martin
Albany, GA
L5 Senior
September 11th, 2026
Project Management Specialists
Engineering Services
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Senior Operations Strategy Lead - CLEARED
APPLY
Squires Group
Washington, DC
L7 Manager
September 11th, 2026
General and Operations Managers
Engineering Services
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System Engineer-Technical Authority Jobs
APPLY
Clearance
Oak Ridge, TN
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Senior Systems Engineer (MBSE/DOORS/CAMEO) preferred Jobs
APPLY
Clearance
Pittsfield, MA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Mid-Level Systems Engineer
APPLY
Mag Usa
Fort Meade, MD
L6 Lead
September 9th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Propulsion Structures Engineer
APPLY
Peraton
Annapolis Junction, MD
L6 Lead
September 9th, 2026
Aerospace Engineers
Engineering Services
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Engineer-Modeling & Simulation (Senior)
APPLY
Jrad
Nellis Air Force Base, NV
L5 Senior
September 9th, 2026
Aerospace Engineers
Engineering Services
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Senior System Safety Engineer
APPLY
SAIC
Denver, CO
L6 Lead
September 9th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Hydrodynamics & Ship Control System Lead - (Washington, D.C. Navy Yard)
APPLY
Serco
Washington Navy Yard, DC
L6 Lead
September 9th, 2026
Architectural and Engineering Managers
Engineering Services
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Model-Based Systems Engineer - MBSE / NC3 Jobs
APPLY
Clearance
Dedham, MA
L6 Lead
September 14th, 2026
Computer Systems Engineers/Architects
Engineering Services
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UABOS Spain: Structural Engineer Jobs
APPLY
Clearance
Houston, TX
L6 Lead
September 3rd, 2026
Civil Engineers
Engineering Services
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GMD Ground Systems Principal Systems Engineer Jobs
APPLY
Clearance
Huntsville, AL
L6 Lead
September 11th, 2026
Aerospace Engineers
Engineering Services
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Power Engineer - San Diego CA
APPLY
National Guard Employment Network
San Diego, CA
L5 Senior
September 1st, 2026
Electrical Engineers
Engineering Services
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Engineering Technician Lead
APPLY
Serco
Concord, NC
L5 Senior
September 1st, 2026
Computer Systems Engineers/Architects
Engineering Services
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Entry Level CAD Assistant
APPLY
Science Applications International
Hanahan, SC
L3 Junior
September 1st, 2026
Mechanical Drafters
Engineering Services
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