Updated Nov 13, 2026 · Direct apply links · No signup
Defense jobs in Texas
23 open Defense roles in Texas across 2 companies. Every listing links straight to the employer's careers site.
23 open roles2 companies
Who is hiring
Recently posted Defense roles in Texas
Systems and Software Development Intern
General Dynamics Mission Systems · San Antonio, TX; Scottsdale, AZ · Defense · posted Nov 10, 2026
Systems Intern (Cybersecurity and Linux Administration)
General Dynamics Mission Systems · San Antonio, TX · Defense · posted Nov 10, 2026
Linux Automation Intern (Linux Integration and Test Engineer)
General Dynamics Mission Systems · San Antonio, TX · Defense · posted Nov 10, 2026
Field Engineer OR Principal Field Engineer (F-35 Product Support Engineer)
Northrop Grumman · United States-Texas-Fort Worth · Defense · posted Nov 10, 2026
Accountant 2
Northrop Grumman · United States-Texas-Irving · Defense · posted Nov 9, 2026
Onboarding Lead Administrator / Human Resources Assistant 4
Northrop Grumman · United States-Texas-Irving · Defense · posted Nov 4, 2026
Principal/Sr. Principal Cyber Systems Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Nov 3, 2026
Principal Engineer Aircraft Support
Northrop Grumman · United States-Texas-Fort Worth · Defense · posted Nov 3, 2026
Aircraft Structures Mechanic 3
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Nov 2, 2026
Aircraft Mechanic 3
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Nov 2, 2026
Electrical Avionics Technician 3
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 30, 2026
Aircraft Fuel Cell Technician 3
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 30, 2026
Sr. Principal Systems Security Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 28, 2026
Principal Systems Security Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 28, 2026
F-18 Flight Operations 3
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 28, 2026
Senior Government Property Specialist
General Dynamics Mission Systems · San Antonio, TX · Defense · posted Oct 26, 2026
Manager Subcontract Programs 3
Northrop Grumman · United States-Texas-Bertram · Defense · posted Oct 14, 2026
Manager Payroll 3
Northrop Grumman · United States-Texas-Irving · Defense · posted Oct 14, 2026
Principal/Sr. Principal DevOps Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Oct 2, 2026
Payroll Analyst
Northrop Grumman · United States-Texas-Irving · Defense · posted Oct 1, 2026
Operational Database System Administrator
General Dynamics Mission Systems · San Antonio, TX · Defense · posted Sep 8, 2026
Principal/Sr. Principal Cyber Software Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Sep 3, 2026
Cyber Software Engineer
Northrop Grumman · United States-Texas-San Antonio · Defense · posted Sep 3, 2026
Questions about these jobs
How many Defense jobs are open in Texas?
23 open roles at 2 companies as of Nov 13, 2026, refreshed every morning.
Which companies are hiring in Texas?
The largest employers on the board in Texas right now are Northrop Grumman and General Dynamics Mission Systems.
Are there remote roles?
None of the 23 roles in Texas are listed as remote right now; the remote hub lists every remote mobility role.
How do I apply?
Every listing links straight to the posting on the company's own careers site. No signup, no middleman.