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10,000+
"linux engineer"
jobs
in
National Security
in last 30 days
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10,000+
"linux engineer"
jobs
in
National Security
in last 30 days
Show all >
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Date
Last 30 days
System Engineer
APPLY
Insight Global
San Antonio, TX
L6 Lead
July 20th, 2026
Computer Systems Engineers/Architects
National Security
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C5ISR Systems Support Engineer
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General Dynamics Information Technology
Newport News, VA
L6 Lead
August 7th, 2026
Computer Systems Engineers/Architects
National Security
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C5ISR Systems Support Engineer
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General Dynamics Information Technology
Fort Eustis, VA
L5 Senior
August 7th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer II
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Prolim
Camarillo, CA
L6 Lead
August 6th, 2026
Computer Systems Engineers/Architects
National Security
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Engineer/Scientist
APPLY
Nswc Dahlgren Divison
Dahlgren, VA
L6 Lead
August 6th, 2026
Computer Systems Engineers/Architects
National Security
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FMS System of Systems Engineer
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Booz Allen Hamilton
San Diego, CA
L6 Lead
July 19th, 2026
Computer Systems Engineers/Architects
National Security
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Onsite Junior DS Engineer - BIM & IT Systems (Hawaii)
APPLY
General Dynamics Information Technology
Honolulu, HI
L4 Mid
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
APPLY
Mcbride Consulting
Hanscom Air Force Base, MA
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Mission Systems Engineer, Senior
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MITRE
Bedford, MA
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Engineer
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Science Applications International
Huntsville, AL
L5 Senior
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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DOD Secret Naval Combat Systems Engineer
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Navstar
Hampton, VA
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Staff Open Architecture Systems Engineer, Mission Systems
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Anduril
Washington, DC
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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MBSE Systems Engineer - Secret Clearance, Quantico
APPLY
ManTech International
Stafford, VA
L5 Senior
August 13th, 2026
Computer Systems Engineers/Architects
National Security
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Military Fellowship Program: Systems Engineer
APPLY
Snc
Dayton, OH
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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C5I Sustainment Systems Analyst (Engineer)
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General Dynamics Information Technology
Fort Eustis, VA
L5 Senior
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Security Engineering Section Lead (M4) (Onsite-Fullerton, CA)
APPLY
Raytheon
Fullerton, CA
L6 Lead
July 18th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Systems Specialist
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Tacticalengineering
Dahlgren, VA
L6 Lead
July 21st, 2026
Computer Systems Engineers/Architects
National Security
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Staff System Safety Engineer
APPLY
Anduril
Costa Mesa, CA
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Engineer Systems 3
APPLY
HII
Quantico, VA
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
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KBR
Colorado Springs, CO
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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International C4I Systems of Systems Engineer
APPLY
Booz Allen Hamilton
San Diego, CA
L6 Lead
August 3rd, 2026
Computer Systems Engineers/Architects
National Security
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Accelerated MBSE Systems Engineer Defense
APPLY
Leidos
Beavercreek, OH
L6 Lead
August 12th, 2026
Computer Systems Engineers/Architects
National Security
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Anti-Tamper (AT) /Systems Engineer (Security Engineering, Senior Associate)
APPLY
Mil
Lexington Park, MD
L6 Lead
August 6th, 2026
Computer Systems Engineers/Architects
National Security
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GMD Ground Systems Principal Systems Engineer
APPLY
Chenega Mios Sbu
Huntsville, AL
L6 Lead
August 1st, 2026
Computer Systems Engineers/Architects
National Security
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ESS Terminal Senior Systems Engineer
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SAIC
El Segundo, CA
L5 Senior
July 19th, 2026
Computer Systems Engineers/Architects
National Security
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Modeling and Simulation Systems Engineer
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SAIC
Newark, DE
L6 Lead
August 12th, 2026
Computer Systems Engineers/Architects
National Security
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Sr. Systems Engineer
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Vtg
Washington, DC
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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TS/SCI | 2 - 10+ Yrs. | Full-Time Employee Opp | Systems Engineer / Senior Systems Engineer – MBSE
APPLY
Talent Acquisitions
Hanscom Air Force Base, MA
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer II with Security Clearance
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Aforge
Crane, TX
L6 Lead
August 8th, 2026
Computer Systems Engineers/Architects
National Security
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ABAD Systems Engineer - Ramstein AFB, Germany (International Assignment) **NO REMOTE WORK**
APPLY
Parsons
Remote
L6 Lead
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer III - Systems Engineering
APPLY
Ls Solutions
Dayton, OH
L5 Senior
August 9th, 2026
Computer Systems Engineers/Architects
National Security
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GMD Ground Systems Principal Systems Engineer
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Apex Tk
Huntsville, AL
L6 Lead
August 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior DS Engineer
APPLY
General Dynamics Information Technology
Eielson Air Force Base, AK
L5 Senior
July 24th, 2026
Computer Systems Engineers/Architects
National Security
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Principal Systems Engineer (Active Clearance)
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Collins Aerospace
Morrisville, NC
L6 Lead
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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ESS Terminals Senior Systems Engineer
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Modern Technology Solutions
El Segundo, CA
L5 Senior
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer - clearance required - Bloomington MN
APPLY
VetJobs
Bloomington, MN
L6 Lead
July 27th, 2026
Computer Systems Engineers/Architects
National Security
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Autonomous Systems Engineering IPT Lead
APPLY
KBR
Dayton, OH
L7 Manager
July 23rd, 2026
Computer Systems Engineers/Architects
National Security
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Systems Engineer
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Southeasterncompconsultantsinc
Dahlgren, VA
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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ENGINEER IV – SENIOR SYSTEMS ENGINEER/TECHNICAL LEAD
APPLY
Integritycommunicationssolutionsinc1
Colorado Springs, CO
L6 Lead
August 5th, 2026
Computer Systems Engineers/Architects
National Security
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Cameo Model-Based Systems Engineer (MBSE)
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Bowhead Uic Technical Services
Dahlgren, VA
L6 Lead
July 28th, 2026
Computer Systems Engineers/Architects
National Security
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