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10,000+
"machine learning engineer"
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National Security
in last 30 days
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6,171
"machine learning engineer"
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in last 30 days
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Systems/Principal Systems Engineer Jobs
APPLY
ClearanceJobs
Camarillo, CA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Staff Project Engineer-Aerospace Industry
APPLY
Twentysix Defense
Merrimack, NH
L6 Lead
September 17th, 2026
Project Management Specialists
Engineering Services
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Senior Electrical Engineer
APPLY
United States Bomb Technician Association
Indian Head, MD
L5 Senior
September 17th, 2026
Electrical Engineers
Engineering Services
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Deputy Chief, Spaceport of the Future.
APPLY
Space Systems Command
Lompoc, CA
L7 Manager
September 17th, 2026
Architectural and Engineering Managers
Space Research and Technology
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Mechanical Engineer
APPLY
National Gallery Of Art
Natick, MA
L5 Senior
September 18th, 2026
Mechanical Engineers
Engineering Services
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Optical Engineer
APPLY
Infostride
Virginia Beach, VA
L6 Lead
September 18th, 2026
Photonics Engineers
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Systems Engineer - Secret Clearance
APPLY
Dunhill Professional Search Government Solutions
Fort Meade, MD
L5 Senior
September 2nd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior Radar Systems Engineer - DoD Cleared (Onsite)
APPLY
Raytheon
Woburn, MA
L5 Senior
September 2nd, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Systems Engineer III (Secret Clearance Required)
APPLY
Socket
Crane, IN
L6 Lead
September 2nd, 2026
Computer Systems Engineers/Architects
Engineering Services
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Senior Mechanical Engineer, Air Vehicle Systems
APPLY
Freedom Real Estate
Brooklyn, NY
L5 Senior
September 2nd, 2026
Mechanical Engineers
Other Support Activities for Air Transportation
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Mechanical Engineer MILCON Design, Secret Clearance
APPLY
Sustainable World
Brooklyn, NY
L6 Lead
September 2nd, 2026
Mechanical Engineers
Engineering Services
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Space Systems Engineer SME
APPLY
Huntington Ingalls Industries
Colorado Springs, CO
L6 Lead
September 2nd, 2026
Aerospace Engineers
Space Research and Technology
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Mechanical Engineer - Test Systems & Field Engineering
APPLY
Trax International
Yuma, AZ
L6 Lead
September 2nd, 2026
Mechanical Engineers
Engineering Services
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Senior Structural Engineer - DoD Secret, Onsite Melbourne
APPLY
Tasc Technical Services
Melbourne, FL
L5 Senior
September 2nd, 2026
Mechanical Engineers
Engineering Services
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Staff Mechanical Engineer - Federal Base Projects
APPLY
ASRC Federal
Enid, OK
L6 Lead
September 2nd, 2026
Mechanical Engineers
Engineering Services
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Senior Electrical Engineer (WCCA/Radiation Testing/EPSA)
APPLY
Chipton-Ross
King of Prussia, PA
L5 Senior
September 2nd, 2026
Electrical Engineers
Engineering Services
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Engineering Lead - Criticality, Trust and Assurance
APPLY
BAE Systems
Derwood, MD
L6 Lead
September 2nd, 2026
Architectural and Engineering Managers
Engineering Services
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Senior Radar Systems Engineer - TS/SCI Cleared, High Impact
APPLY
Integration Innovation
Washington, DC
L5 Senior
September 4th, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Student Intern - Chemical Engineer
APPLY
Y12
Oak Ridge, TN
L1 Intern
September 2nd, 2026
Chemical Engineers
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
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2027 - Engineering Intern - Sophomore, Junior, Senior
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HII
Dayton, OH
L1 Intern
September 11th, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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GMD Ground Systems Principal Systems Engineer
APPLY
Valkyrie Enterprises
Huntsville, AL
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Principal / Sr. Principal Electronic Warfare (EW) Systems Engineer
APPLY
JobGether
Denver, CO
L6 Lead
September 8th, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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DSP Algorithms Engineer Embedded Systems & Defense
APPLY
Opentalent
Tampa, FL
L6 Lead
September 12th, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Senior Systems Engineer - MBSE Lead for DoD Projects
APPLY
Bechtel
Spencerport, NY
L5 Senior
September 12th, 2026
Architectural and Engineering Managers
Engineering Services
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Eng Prin - Mech
APPLY
BAE Systems
Manchester, NH
L6 Lead
September 5th, 2026
Mechanical Engineers
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Senior Systems Engineer III: MBSE, Architecture & Project Lead
APPLY
Sierra Nevada
Littleton, CO
L6 Lead
September 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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DoD Structural Civil Engineer - Direct Hire
APPLY
U.S. Department of Defense
St Paul, MN
L6 Lead
September 12th, 2026
Civil Engineers
Other General Government Support
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Modeling & Simulation Systems Engineer Jobs
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Clearance
Colorado Springs, CO
L6 Lead
September 11th, 2026
Aerospace Engineers
Engineering Services
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Senior Principal System Safety Engineer Jobs
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Clearance
Tewksbury, MA
L6 Lead
September 11th, 2026
Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
Engineering Services
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Systems Engineer – Entry Level - MUOS
APPLY
Progeny Systems Acquired By General Dynamics
Manassas, VA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Systems Engineer Sr Stf - E5
APPLY
Lockheed Martin
King of Prussia, PA
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Systems Engineer Support Specialist– Regional Strike Programs(Hardware-Systems / Systems / Test & Integration / MBSE)
APPLY
Progeny Systems Acquired By General Dynamics
Pittsfield, MA
L6 Lead
September 11th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Program Engineer
APPLY
Odyssey
Niceville, FL
L6 Lead
September 12th, 2026
Project Management Specialists
Computer Systems Design Services
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Senior Mechanical Engineer, Compute and Communications
APPLY
Anduril
Costa Mesa, CA
L6 Lead
September 12th, 2026
Mechanical Engineers
Military Armored Vehicle, Tank, and Tank Component Manufacturing
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Intern, R&D Graduate Year Round - Systems Analysis, Remote
APPLY
Sandia
Denver, CO
Remote
L1 Intern
September 19th, 2026
Computer Systems Analysts
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
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Digital Signal Processing Engineer (DSP Engineer)
APPLY
Nask
Bellbrook, OH
L6 Lead
September 21st, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Senior Electronic Warfare Systems Engineer AI-Driven Defense
APPLY
Ai Chopping Block
Costa Mesa, CA
L6 Lead
September 21st, 2026
Electronics Engineers, Except Computer
Computer Systems Design Services
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TACOM (ANAD) Engineering Tech V (Contingency)
APPLY
KBR
Anniston, AL
L6 Lead
September 21st, 2026
Architectural and Engineering Managers
Engineering Services
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Communications Systems Engineer (Optical/Quantum)
APPLY
Systems Planning Analysis
McLean, VA
L6 Lead
September 15th, 2026
Photonics Engineers
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Sr Principal Systems Engineer – IO
APPLY
Science Applications International
San Diego, CA
L6 Lead
September 3rd, 2026
Computer Systems Engineers/Architects
Engineering Services
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