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10,000+
"validation engineer"
jobs
in
National Security
in last 30 days
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8,570
"validation engineer"
jobs
in
National Security
in last 30 days
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Date
Last 30 days
Digital Signal Processing Engineer- TS/SCI with Poly
APPLY
CACI International
Aurora, CO
L6 Lead
September 9th, 2026
Electronics Engineers, Except Computer
Engineering Services
Show all >
Senior DSP & Signal Processing Engineer (TS/SCI)
APPLY
CACI International
Sarasota, FL
L6 Lead
September 9th, 2026
Electronics Engineers, Except Computer
Engineering Services
Show all >
Lead CAD Mechanical Engineer - SolidWorks & RF/Antennas
APPLY
SAIC
Aberdeen, SD
L6 Lead
October 1st, 2026
Mechanical Engineers
Engineering Services
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Engineering Support
APPLY
Crl Technologies
Lexington Park, MD
L6 Lead
October 1st, 2026
Engineers, All Other
Engineering Services
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Supervisory IT Cybersecurity Specialist (INFOSEC)
APPLY
U.S. Government
Alexandria, VA
L7 Manager
September 19th, 2026
Information Security Engineers
Engineering Services
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Systems Engineer
APPLY
Apogee Engineering
Coronado, CA
L6 Lead
September 14th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Industrial Engineer (Remote)
APPLY
Raytheon
Remote
L6 Lead
September 15th, 2026
Industrial Engineers
Engineering Services
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General/Interdisciplinary Engineer
APPLY
Astrion
Brooklyn, NY
L6 Lead
October 1st, 2026
Engineers, All Other
Engineering Services
Show all >
Mission Simulations Architect Multi-Domain Systems
APPLY
Leidos
San Diego, CA
L6 Lead
September 29th, 2026
Aerospace Engineers
Engineering Services
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Combat Engineer - 45 Certifications, 14-Week Paid Training (66872)
APPLY
U.S. Army
White City, KS
L4 Mid
September 30th, 2026
Operating Engineers and Other Construction Equipment Operators
Engineering Services
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Supervisory General Engineer/ Architect/Civil Engineer/Mechanical Engineer/Electrical Engineer
APPLY
U.S. Government
Baltimore, MD
L7 Manager
September 30th, 2026
Architectural and Engineering Managers
Engineering Services
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MK 41 VLS ISEA Associate Engineer
APPLY
Precise Systems Md
Port Hueneme Naval CBC, CA
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Senior Radio Frequency Engineer
APPLY
Science Applications International
Aberdeen, MD
L6 Lead
September 3rd, 2026
Electronics Engineers, Except Computer
Engineering Services
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Structural Engineer
APPLY
Parsons
Opelika, AL
L6 Lead
September 24th, 2026
Architectural and Engineering Managers
Engineering Services
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Electrical/Systems Engineering Internship
APPLY
General Dynamics
Charlotte, NC
L1 Intern
September 24th, 2026
Engineers, All Other
Engineering Services
Show all >
Systems Engineer Sr Stf - E5
APPLY
Lockheed Martin
Oakman, AL
L6 Lead
September 24th, 2026
Computer Systems Engineers/Architects
Engineering Services
Show all >
Senior Technical Director, TS/SCI - EW & Cyber Strategy
APPLY
Parsons Company
Herndon, VA
L7 Manager
September 24th, 2026
Architectural and Engineering Managers
Engineering Services
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Mechanical Engineer Intern
APPLY
Nightwing
Springfield, VA
L1 Intern
September 24th, 2026
Mechanical Engineers
Engineering Services
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Intern - Systems Engineer
APPLY
General Dynamics
Bloomington, MN
L1 Intern
September 24th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Remote Sales Director - Government & Defense Software
APPLY
Omega
Wausau, WI
Remote
L7 Manager
September 24th, 2026
Sales Representatives of Services, Except Advertising, Insurance, Financial Services, and Travel
Engineering Services
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1259 - Design Engineer
APPLY
Monte Sano Research
Huntsville, AL
L6 Lead
September 24th, 2026
Mechanical Engineers
Engineering Services
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Mechanical Engineer (Engineer Mechanical 4)
APPLY
HII
Huntsville, AL
L6 Lead
September 24th, 2026
Mechanical Engineers
Engineering Services
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Senior Datalinks Engineer
APPLY
Stratagem Solutions
Huntsville, AL
L6 Lead
September 24th, 2026
Telecommunications Engineering Specialists
Engineering Services
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ENGINEER TECHNICIAN
APPLY
U.S. Marine Corps
Denver, CO
L5 Senior
September 17th, 2026
Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
Engineering Services
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Systems Safety Engineer (DOD Secret Clearance)
APPLY
Butler Aerospace Defense
Denver, CO
L5 Senior
September 19th, 2026
Engineers, All Other
Engineering Services
Show all >
DGA/DIE/ST/IP - ATC - APR Cellule équipée et suivi en service Tigre
APPLY
Direction Generale De Larmement Dga
Denver, CO
L6 Lead
September 19th, 2026
Architectural and Engineering Managers
Engineering Services
Show all >
Engineering Manager
APPLY
Insight Global
Mukilteo, WA
L7 Manager
September 26th, 2026
Architectural and Engineering Managers
Engineering Services
Show all >
Junior DS Engineer (Travel)
APPLY
General Dynamics
Denver, CO
L3 Junior
September 17th, 2026
Telecommunications Engineering Specialists
Engineering Services
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Senior Technical Documentation Specialist
APPLY
Massachusetts Medical Society
North Charleston, SC
L5 Senior
September 27th, 2026
Technical Writers
Engineering Services
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General Engineer/Architect: Programming
APPLY
Chenega
Tucson, AZ
L6 Lead
September 22nd, 2026
Architectural and Engineering Managers
Engineering Services
Show all >
Non-Destructive Testing (NDT) Specialist- Washington, DC (Hybrid opportunity)
APPLY
Serco North America
Washington Navy Yard, DC
L5 Senior
September 3rd, 2026
Non-Destructive Testing Specialists
Engineering Services
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Engineer- Programming & Design/ Portfolio Optimization
APPLY
Objective Area Solutions
Luke Air Force Base, AZ
L6 Lead
September 21st, 2026
Engineers, All Other
Engineering Services
Show all >
Senior Capture Manager – Defense Proposals & Growth
APPLY
Cessna Aircraft Company
Newport News, VA
L7 Manager
September 16th, 2026
Project Management Specialists
Engineering Services
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Electrical Engineering Intern
APPLY
Progeny Systems
Scottsdale, AZ
L1 Intern
September 26th, 2026
Electrical Engineers
Engineering Services
Show all >
Systems Engineer Senior Principal
APPLY
SAIC
Hyattsville, MD
L6 Lead
September 23rd, 2026
Architectural and Engineering Managers
Engineering Services
Show all >
Senior Principal Facilities Electrical Engineer
APPLY
Baesystemsusa
Kingsport, TN
L6 Lead
September 14th, 2026
Architectural and Engineering Managers
Engineering Services
Show all >
Electrical / Electronics Engineer III
APPLY
Warranttechnologiesllc
Crane, TX
L5 Senior
September 15th, 2026
Electrical Engineers
Engineering Services
Show all >
Spectral ILS Lead
APPLY
Vickers
Charleston, SC
L6 Lead
September 15th, 2026
Project Management Specialists
Engineering Services
Show all >
Project Engineer - E2
APPLY
Lockheed Martin
Grand Prairie, TX
L5 Senior
September 9th, 2026
Project Management Specialists
Engineering Services
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Engineering Technical Writer
APPLY
Federal It Consulting Feditc
New Boston, TX
L5 Senior
September 11th, 2026
Technical Writers
Engineering Services
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