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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
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Date
Last 30 days
Mission Security Engineer
APPLY
Booz Allen Hamilton
Leonardtown, MD
L6 Lead
September 15th, 2026
Information Security Engineers
National Security
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Strategy and Business Development Director
APPLY
General Dynamics Mission Systems
Phoenix, AZ
L7 Manager
September 15th, 2026
General and Operations Managers
National Security
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Manufacturing / Industrial Engineer - Mid-Career - Level 3
APPLY
Lockheed Martin
Mt Laurel, NJ
L5 Senior
September 15th, 2026
Manufacturing Engineers
National Security
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Site Engagement Lead
APPLY
Cubic
Sterling, VA
L7 Manager
September 15th, 2026
Project Management Specialists
National Security
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Principal Systems Engineer - Electronic Protection, AN/TPY-2
APPLY
Raytheon
Somerville, MA
L6 Lead
September 22nd, 2026
Electronics Engineers, Except Computer
National Security
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Subcontract Administrator
APPLY
Anduril Industries
Irvine, CA
L6 Lead
September 15th, 2026
Administrative Services Managers
National Security
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Electronic Warfare Engineer (Stand-In Attack Weapon)
APPLY
DCS
Fort Walton Beach, FL
L5 Senior
September 5th, 2026
Electronics Engineers, Except Computer
National Security
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Advanced Ground Systems SETA (Acquisitions)
APPLY
Vtg
McLean, VA
L7 Manager
September 15th, 2026
Project Management Specialists
National Security
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Military Planner Senior
APPLY
HDR
Miami, FL
L7 Manager
September 15th, 2026
Project Management Specialists
National Security
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General Clerk II-Order Clerk
APPLY
Astrion
Semmes, AL
L3 Junior
September 21st, 2026
Order Clerks
National Security
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Acquisition & PM Prof III
APPLY
Serco29660aa5
Dayton, OH
L7 Manager
September 25th, 2026
Project Management Specialists
National Security
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Acquisition & Program Management Professional
APPLY
Serco29660aa5
Bellbrook, OH
L6 Lead
September 25th, 2026
Project Management Specialists
National Security
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Aeronautical Engineer Sr Stf - E5
APPLY
Lockheed Martin
Fort Worth, TX
L5 Senior
September 25th, 2026
Aerospace Engineers
National Security
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Senior Radar Systems Engineer – Missile Defense (Onsite)
APPLY
RTX
Granite Heights, WI
L5 Senior
September 23rd, 2026
Aerospace Engineers
National Security
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Environmental Safety and Health Specialist - China Lake CA
APPLY
JT4
Bakersfield, CA
L5 Senior
September 5th, 2026
Environmental Scientists and Specialists, Including Health
National Security
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Field Engineer III
APPLY
JT4
Bakersfield, CA
L5 Senior
September 5th, 2026
Electrical and Electronic Engineering Technologists and Technicians
National Security
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Sentinel - Nuclear Surety Systems / Principal Systems Engineer - 17317*
APPLY
Northrop Grumman
Salt Lake City, UT
L6 Lead
September 5th, 2026
Nuclear Engineers
National Security
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Sentinel Systems Engineering Manager 2 - CS IFC 4.0 -18966
APPLY
Northrop Grumman
Salt Lake City, UT
L6 Lead
September 5th, 2026
Architectural and Engineering Managers
National Security
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Sentinel - Nuclear Surety Systems Engineer Levels 2/3 - 18389*
APPLY
Northrop Grumman
Salt Lake City, UT
L5 Senior
September 5th, 2026
Nuclear Engineers
National Security
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CIVIL ENGINEER (TITLE 5)
APPLY
Air National Guard Units
Knoxville, TN
L6 Lead
September 6th, 2026
Civil Engineers
National Security
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Lead Cyber Security Engineer
APPLY
Usarmydevcomc5isrcente
Aberdeen Proving Ground, MD
L6 Lead
September 6th, 2026
Information Security Engineers
National Security
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Advanced Tactical Training Naval Interface Control Officer
APPLY
Techwizards
King George, VA
L5 Senior
September 24th, 2026
Military Enlisted Tactical Operations and Air/Weapons Specialists and Crew Members, All Other
National Security
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INTERDISCIPLINARY ENGINEER/ARCHITECT (PROJECT MANAGER)
APPLY
U.S. Department of War
San Diego, CA
L6 Lead
October 2nd, 2026
Project Management Specialists
National Security
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Mechanical Engineering Co-Op - (January - May 2027)
APPLY
General Dynamics
McLeansville, NC
L1 Intern
September 12th, 2026
Mechanical Engineers
National Security
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Vice President and Sector Leader, Army and ODA
APPLY
CGI
Fairfax, VA
L7 Manager
October 2nd, 2026
General and Operations Managers
National Security
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Senior Defense Technologist - Special Activities
APPLY
Modern Technology Solutions
McLean, VA
L7 Manager
October 2nd, 2026
Military Officer Special and Tactical Operations Leaders, All Other
National Security
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Mission Integration Engineer
APPLY
ManTech International
Patuxent River, MD
L6 Lead
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Information Systems Security Engineer (ISSE)
APPLY
Aermor
Virginia Beach, VA
L6 Lead
October 1st, 2026
Information Security Analysts
National Security
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Network Plant Engineer Senior (ISP OSP)
APPLY
CACI International
Colorado Springs, CO
L5 Senior
October 2nd, 2026
Computer Network Architects
National Security
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SMPES Application Support Engineer
APPLY
General Dynamics Information Technology
Offutt Air Force Base, NE
L4 Mid
September 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Principal Nuclear Detection Systems Engineer
APPLY
Science Applications International
El Segundo, CA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
National Security
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Mechanical Engineering Manager 2
APPLY
Northrop Grumman
Clearfield, UT
L6 Lead
October 1st, 2026
Mechanical Engineers
National Security
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Signal Image Process Engineer - E2
APPLY
Lockheed Martin
Orlando, FL
L6 Lead
October 3rd, 2026
Electronics Engineers, Except Computer
National Security
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Naval Mission Planning System (NavMPS) STORM/CMBRE Systems Engineer (Senior) - PMA 281
APPLY
Synectic Solutions
North Charleston, SC
L6 Lead
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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Junior Program / Project / Management Analyst - NAS Norfolk, VA
APPLY
Adams Communication Engineering Technology
Norfolk, VA
L4 Mid
September 18th, 2026
Project Management Specialists
National Security
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Electronics Engineer - Senior
APPLY
Serco
Ellsworth Air Force Base, SD
L5 Senior
September 25th, 2026
Electronics Engineers, Except Computer
National Security
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Logistics Engineer (Engineer Logistics 3)
APPLY
HII
Hampton, VA
L6 Lead
September 26th, 2026
Logistics Engineers
National Security
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Military Facilities Program Analyst
APPLY
Booz Allen Hamilton
Arlington, VA
L6 Lead
September 26th, 2026
Facilities Managers
National Security
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Military Construction Program Analyst
APPLY
Booz Allen Hamilton
Arlington, VA
L6 Lead
September 26th, 2026
Project Management Specialists
National Security
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Senior Principal Systems Engineer
APPLY
Best Infosystems
Fort Wayne, IN
L6 Lead
September 26th, 2026
Engineers, All Other
National Security
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