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10,000+
"technical support engineer"
jobs
in
National Security
in last 30 days
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10,000+
"technical support engineer"
jobs
in
National Security
in last 30 days
Show all >
Save
Filter
<
Date
Last 30 days
Senior 5G & Mission Partner Environment (MPE) Systems Engineer
APPLY
CACI International
Washington, DC
L6 Lead
September 10th, 2026
Computer Systems Engineers/Architects
National Security
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Critical Infrastrcuture Analyst
APPLY
Mcr
Alexandria, VA
L5 Senior
September 15th, 2026
Intelligence Analysts
National Security
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DoD SATCOM Systems Engineer IV – Ground
APPLY
Integritycommunicationssolutionsinc1
Colorado Springs, CO
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Junior Telecommunications Technician - Secret Clearance Required
APPLY
JobLeads
Alexandria, VA
L5 Senior
October 5th, 2026
Telecommunications Equipment Installers and Repairers, Except Line Installers
National Security
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IT Support Technician Intern (Summer 2027) Jobs
APPLY
Clearance
Lone Tree, CO
L1 Intern
September 11th, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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Entry-Level Combat Communications Specialist
APPLY
U.S. Army
New Brunswick, NJ
L3 Junior
October 4th, 2026
Command and Control Center Specialists
National Security
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Senior Cisco Voice Engineer - Secure UC Architect
APPLY
Vtg Defense
Virginia, MN
L5 Senior
October 4th, 2026
Computer Systems Engineers/Architects
National Security
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Senior Telecommunication Technical Analyst Jobs
APPLY
Clearance
Fort George G Meade, MD
L5 Senior
September 11th, 2026
Intelligence Analysts
National Security
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Tactical Data Link (TDL) Military Standards Development and Analysis
APPLY
B3h
Hampton, VA
L6 Lead
September 22nd, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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Electromagnetic Warfare Specialist - 38 Weeks Paid Training (80620)
APPLY
U.S. Army
Evans, CO
L4 Mid
September 30th, 2026
Military Enlisted Tactical Operations and Air/Weapons Specialists and Crew Members, All Other
National Security
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Electromagnetic Warfare Specialist - 38 Weeks Paid Training (65622)
APPLY
U.S. Army
Buffalo, MO
L4 Mid
September 30th, 2026
Military Enlisted Tactical Operations and Air/Weapons Specialists and Crew Members, All Other
National Security
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System Support Specialist - (Puerto Rico) Jobs
APPLY
Clearance
San Juan, PR
L3 Junior
September 11th, 2026
Network and Computer Systems Administrators
National Security
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Help Desk Specialist/System Administrator (Top Secret/SCI Cleara Jobs
APPLY
Clearance
Laplace, LA
L5 Senior
September 11th, 2026
Network and Computer Systems Administrators
National Security
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Mid-Level Module Support (2771)
APPLY
Psi Pax
Waldorf, MD
L4 Mid
September 15th, 2026
Computer Systems Analysts
National Security
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Help Desk Specialist/System Administrator (Top Secret/SCI Clearance)
APPLY
Inflowns
Haughton, LA
L5 Senior
September 26th, 2026
Network and Computer Systems Administrators
National Security
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Technical Support Specialist IAT I
APPLY
Cherokee Federal
Hampton, VA
L5 Senior
September 27th, 2026
Network and Computer Systems Administrators
National Security
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SUPPORT TECHNICIAN I
APPLY
Navy Exchange Service Command
Virginia Beach, VA
L4 Mid
September 17th, 2026
Network and Computer Systems Administrators
National Security
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Help Desk Specialist/System Administrator (Top Secret/SCI Clearance)
APPLY
Inflow
Barksdale Air Force Base, LA
L5 Senior
October 2nd, 2026
Network and Computer Systems Administrators
National Security
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IT Support
APPLY
Canvas Ii
Eglin Air Force Base, FL
L4 Mid
September 26th, 2026
Network and Computer Systems Administrators
National Security
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IT Support Technician Intern (Summer 2027)
APPLY
Sierra Nevada
Lone Tree, CO
L1 Intern
September 6th, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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IT Support Technician Intern (Summer 2026)
APPLY
Sierra Nevada
Sparks, NV
L1 Intern
September 6th, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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IT Support Technician Intern (Summer 2026) Jobs
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Clearance
Sparks, NV
L1 Intern
September 11th, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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Part Time/On Call ID Card Specialist; Millington, TN
APPLY
Magellan Health
Millington, TN
L3 Junior
September 19th, 2026
Customer Service Representatives
National Security
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IT Support
APPLY
Canvas
Eglin Air Force Base, FL
L4 Mid
September 27th, 2026
Network and Computer Systems Administrators
National Security
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EOD Operations Support Technician
APPLY
Advanced Technology Leaders
L4 Mid
September 11th, 2026
Aerospace Engineering and Operations Technologists and Technicians
National Security
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IT SPECIALIST (CUSTSPT)
APPLY
Department of the Air Force
Eastover, SC
L3 Junior
September 11th, 2026
Computer Network Support Specialists
National Security
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NISSC 3 Systems Support Specialist III Jobs
APPLY
Clearance
California, CA
L5 Senior
September 11th, 2026
Network and Computer Systems Administrators
National Security
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Information Technology Specialist
APPLY
U.S. Government
Washington, DC
L5 Senior
September 11th, 2026
Computer Occupations, All Other
National Security
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IT SPECIALIST (SYSADMIN/CUSTSPT)
APPLY
National Gallery Of Art
Boise, ID
L4 Mid
September 18th, 2026
Network and Computer Systems Administrators
National Security
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Senior Field Service Representative- Fort Campbell Jobs
APPLY
Clearance
Syracuse, NY
L5 Senior
September 13th, 2026
Sales Engineers
National Security
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Technical Writer Intern Summer 2027
APPLY
Kratos Defense
Colorado Springs, CO
L1 Intern
September 25th, 2026
Technical Writers
National Security
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Senior DoD Anti-Tamper Systems Engineer (TS/SCI)
APPLY
Serco
Eglin Air Force Base, FL
L5 Senior
September 24th, 2026
Electronics Engineers, Except Computer
National Security
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Senior Field Service Representative- Fort Campbell
APPLY
Src
Wickliffe, KY
L5 Senior
September 12th, 2026
Sales Engineers
National Security
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Technical Writer Intern Summer 2027
APPLY
Kratos Defense & Security Solutions
Colorado Springs, CO
L1 Intern
September 25th, 2026
Technical Writers
National Security
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Process Engineer
APPLY
Federal It Consulting Feditc
East Boston, MA
L6 Lead
September 17th, 2026
Engineers, All Other
National Security
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Senior Technical Writer
APPLY
Cenergy International
Elkridge, MD
L5 Senior
September 17th, 2026
Technical Writers
National Security
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Explosive Trace Detection (ETD) Technician - Secret Clearance Required
APPLY
General Dynamics Information Technology
Springfield, VA
L3 Junior
September 11th, 2026
Installation, Maintenance, and Repair Workers, All Other
National Security
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Employment Training Specialist
APPLY
Yorktown Systems
East Lansing, MI
L4 Mid
September 8th, 2026
Training and Development Specialists
National Security
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VST - Volunteer Support Technician
APPLY
Interactive Government Holdings
Honolulu, HI
L3 Junior
September 9th, 2026
Secretaries and Administrative Assistants, Except Legal, Medical, and Executive
National Security
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Senior EW Signal Processing Engineer: Technical Lead
APPLY
Leidos
Arlington, VA
L6 Lead
October 5th, 2026
Electronics Engineers, Except Computer
National Security
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