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10,000+
"application security engineer"
jobs
in
National Security
in last 30 days
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10,000+
"application security engineer"
jobs
in
National Security
in last 30 days
Show all >
Save
Filter
<
Date
Last 30 days
24/7 Field Support Engineer, Mission-Critical DoD Systems
APPLY
Peraton
Omaha, NE
L4 Mid
September 20th, 2026
Computer Systems Engineers/Architects
National Security
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Senior System Safety Engineer
APPLY
Raytheon
Aurora, IL
L6 Lead
September 20th, 2026
Computer Systems Engineers/Architects
National Security
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Journeyman Systems Engineer
APPLY
Ace Consulting Group
Lexington Park, MD
L5 Senior
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Journeyman Systems Engineer
APPLY
Astrion Group
Dayton, OH
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Integration Engineer B-52 (WBD)- 1.3.12
APPLY
Credence Company
Oklahoma City, OK
L6 Lead
September 17th, 2026
Computer Systems Engineers/Architects
National Security
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ICBM Systems Engineer at Hill AFB
APPLY
Systems Planning Analysis
Ogden, UT
L6 Lead
September 21st, 2026
Computer Systems Engineers/Architects
National Security
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IT SPECIALIST (POLICY AND PLANNING)
APPLY
Defense Information Systems Agency
Fort Meade, MD
L6 Lead
September 20th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Integration Engineering Support
APPLY
Odyssey
Warner Robins, GA
L6 Lead
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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IT Specialist (Architect, Product Management)
APPLY
Air Force Civilian Service
San Antonio, TX
L6 Lead
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Defense Systems Engineer MBSE & System Integration
APPLY
KBR
Huntsville, AL
L6 Lead
September 24th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer - Air Force Programs (Secret)
APPLY
Socket
Dayton, OH
L6 Lead
September 24th, 2026
Computer Systems Engineers/Architects
National Security
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Member of Technical Staff – AI/LLM with Active Secret Clearance
APPLY
Tekpillar
Washington, DC
L5 Senior
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Senior Army Cloud Account Executive
APPLY
Amazon
Arlington, VA
L5 Senior
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer & Data Analyst - M&S for Army
APPLY
Avnik Defense Solutions
Huntsville, AL
L4 Mid
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Navy CPS Systems Engineer - Impactful Defense Tech
APPLY
Vtg Defense
Washington, DC
L5 Senior
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Plans & Programming
APPLY
Us Space Systems Command
Kirtland Air Force Base, NM
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Mission Systems Integrator- C-sUAS
APPLY
Sherpa6
Alexandria, VA
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
APPLY
Caci
Fort Belvoir, VA
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Acquisition Program Systems Engineer
APPLY
Odyssey Systems
Ogden, UT
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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RF & Signals Systems Engineer for DoD Ops
APPLY
Odyssey Systems
Fort Belvoir, VA
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Model Based Systems Engineer
APPLY
Leidos
Hephzibah, GA
L6 Lead
September 19th, 2026
Computer Systems Engineers/Architects
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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Systems Training Analyst Level II/End-to-End Systems Engineer - Sim/Stim
APPLY
Nemean Solutions
San Antonio, TX
L6 Lead
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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Skillbridge: COMSEC Manager
APPLY
Raytheon
Tewksbury, MA
L4 Mid
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Thread Engineer
APPLY
Lockheed Martin
Annapolis Junction, MD
L6 Lead
September 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Sentinel - Staff Systems Engineer - 19785*
APPLY
Northrop Grumman
Roy, UT
L6 Lead
September 4th, 2026
Computer Systems Engineers/Architects
National Security
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Multi Functional Info Systems Analyst Sr - E3
APPLY
Lockheed Martin
Hill AFB, UT
L5 Senior
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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Systems Engineer
APPLY
Sonalysts
New London, CT
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Administrator/Systems Engineer
APPLY
Agil3 Technology Solutions
Sierra Vista, AZ
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Strategic Artificial Intelligence (AI) Engineer
APPLY
Computer World Services Cwscorporation
Fort George G Meade, MD
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
APPLY
Mcr
Arlington, VA
L6 Lead
September 6th, 2026
Computer Systems Engineers/Architects
National Security
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Senior 5G & Mission Partner Environment (MPE) Systems Engineer
APPLY
CACI International
McLean, VA
L7 Manager
September 16th, 2026
Computer Systems Engineers/Architects
National Security
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High Band Sensor Support Engineer (Onsite)
APPLY
Raytheon
Oak Harbor, WA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Foundational Layer Capability (FLIC) Subject Matter Expert (SME)
APPLY
ASRC Federal
Fort Huachuca, AZ
L7 Manager
September 22nd, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer, Journeyman - TS
APPLY
DCS
Somerville, MA
L6 Lead
September 5th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Integration/Test Engineer Stf - 4x10B Tues-Friday E4
APPLY
Lockheed Martin
Dallas, TX
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineering Acquisition Logistics Specialist
APPLY
Booz Allen Hamilton
Los Angeles, CA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - clearance required
APPLY
General Dynamics Mission Systems
Quincy, MA
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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Sensor Integration Engineer, Senior
APPLY
CACI International
Kailua Kona, HI
L6 Lead
September 15th, 2026
Computer Systems Engineers/Architects
National Security
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