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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
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Date
Last 30 days
Hybrid Network Engineer for DoD Range Systems
APPLY
Saalex
Corona, CA
L5 Senior
August 8th, 2026
Computer Network Architects
National Security
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Secret-Cleared Network Engineer III - San Diego
APPLY
ManTech
San Diego, CA
L6 Lead
August 8th, 2026
Computer Network Architects
National Security
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TS/SCI Cryptologic IT Systems Administrator
APPLY
SAIC
Virginia Beach, VA
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Senior DoD Network Engineer - Naval Public Safety IT
APPLY
Serco
Denver, CO
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Senior Network Engineer - Active SECRET Clearance
APPLY
MC Dean
Wichita Falls, TX
L5 Senior
August 8th, 2026
Computer Network Architects
National Security
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Field Network Technician, Maneuver Dominance
APPLY
Anduril
Costa Mesa, CA
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Senior Network Engineer 5 - 24/7 Security Systems
APPLY
MC Dean
San Antonio, TX
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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TS/SCI w/Poly Active Directory Systems Admin
APPLY
General Dynamics Information Technology
Washington, DC
L4 Mid
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Data Engineer - SPACECOM
APPLY
Agile Defense
Colorado Springs, CO
L5 Senior
July 29th, 2026
Data Scientists
National Security
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Onsite Systems Administrator - TS/SCI Clearance (Defense IT)
APPLY
Evans Chambers Technology
Chantilly, VA
L4 Mid
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Systems Administrator I IT Operations & Support
APPLY
Black Eagle Defense
Fort Meade, MD
L4 Mid
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Data Center Operations Lead for Secure IT (24/7)
APPLY
Caci
Washington, DC
L4 Mid
August 8th, 2026
Network and Computer Systems Administrators
National Security
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IT Operations Manager
APPLY
Air Force Civilian Service
Quantico, VA
L7 Manager
August 14th, 2026
Computer and Information Systems Managers
National Security
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VP of Technology - Defense Industry
APPLY
Bronson Technical Search
Denver, CO
L7 Manager
August 14th, 2026
Computer and Information Systems Managers
National Security
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Chief IT Architect & Cyber Operations Lead
APPLY
Defense Information Systems Agency
Fort Meade, MD
L7 Manager
August 13th, 2026
Computer and Information Systems Managers
National Security
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NTCSS Senior Automated Information System Analyst (SAISA)
APPLY
CACI International
San Diego, CA
L5 Senior
August 8th, 2026
Computer Systems Analysts
National Security
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Senior System Administrator Secret Clearance (On-Site at WSMR)
APPLY
H2 Performance Consulting
White Sands, NM
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Defense AI Engineer: Build Mission-Critical Agents
APPLY
Booz Allen Hamilton
Glenview, IL
L5 Senior
August 8th, 2026
Data Scientists
National Security
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Tactical Domain Support Engineer - Pope Field, NC
APPLY
Belcan
Springfield, FL
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
National Security
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Senior ESS Ground Systems Integration Specialist
APPLY
Science Applications International
El Segundo, CA
L5 Senior
August 13th, 2026
Aerospace Engineers
National Security
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Gateways Program Management and Support
APPLY
ASRC Federal
Hampton, VA
L5 Senior
August 14th, 2026
Project Management Specialists
National Security
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Cyber Protection Brigade, Information Technology Specialist
APPLY
Us Army Cyber Command
Augusta, GA
L6 Lead
August 13th, 2026
Information Security Analysts
National Security
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Communications Integrator
APPLY
Banner Defense
Tucson, AZ
L6 Lead
August 14th, 2026
Telecommunications Engineering Specialists
National Security
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IT and Cyber Officer Roles
APPLY
Corporate Gray
Newport News, VA
L7 Manager
August 13th, 2026
Network and Computer Systems Administrators
National Security
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Systems & Network Administrator
APPLY
Apogee
Arlington, VA
L6 Lead
August 13th, 2026
Network and Computer Systems Administrators
National Security
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Strategic Integration Subject Matter Expert (SME) - Army Modernization Integration | Project Polaris
APPLY
Sherpa 6
Fort Belvoir, VA
L7 Manager
August 13th, 2026
Project Management Specialists
National Security
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Senior IT Desktop Engineer - TS/SCI
APPLY
Socket
Port Hueneme, CA
L5 Senior
August 9th, 2026
Computer User Support Specialists
National Security
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Senior Requirements Engineer - Secret/TS Eligible
APPLY
Via Logic
Springfield, VA
L6 Lead
July 26th, 2026
Computer Systems Analysts
National Security
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MBSE/CAMEO Systems Engineer - Space Force Requirements
APPLY
Aero
Arlington, VA
L5 Senior
July 22nd, 2026
Aerospace Engineers
National Security
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Senior EUC Systems Administrator - TS/SCI Required
APPLY
Huntington Ingalls Industries
Port Hueneme, CA
L5 Senior
August 7th, 2026
Network and Computer Systems Administrators
National Security
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DoD Training Systems Engineer
APPLY
Sellers Associates
Port Hueneme, CA
L5 Senior
July 21st, 2026
Training and Development Specialists
National Security
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Senior Defense Technologist
APPLY
Jhna
Alexandria, VA
L6 Lead
August 12th, 2026
Aerospace Engineers
National Security
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35T Military Intelligence Systems Maintainer Integrator (75493)
APPLY
U.S. Army Reserve
Winfield, TX
L3 Junior
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (76513)
APPLY
U.S. Army Reserve
Belton, TX
L4 Mid
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (76533)
APPLY
U.S. Army Reserve
Heidenheimer, TX
L4 Mid
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (76654)
APPLY
U.S. Army Reserve
Leroy, TX
L3 Junior
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (64843)
APPLY
U.S. Army Reserve
Goodman, MO
L3 Junior
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (76548)
APPLY
U.S. Army Reserve
Harker Heights, TX
L3 Junior
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (71082)
APPLY
U.S. Army Reserve
Vivian, LA
L4 Mid
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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35T Military Intelligence Systems Maintainer Integrator (76633)
APPLY
U.S. Army Reserve
China Spring, TX
L3 Junior
August 16th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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