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Sigma Defense
Sigma Defense
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San Diego, CA
Alexandria, VA
Brooklyn, NY
California, MO
Huntsville, AL
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Top Occupations:
Computer Systems Engineers/Architects
Project Management Specialists
Network and Computer Systems Administrators
Information Security Analysts
Software Developers
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Top Industries:
Computer Systems Design Services
National Security
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
Machine Shops
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66
jobs
at
Sigma Defense
in last 30 days
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Date
Last 30 days
1773 - System Administrator
APPLY
Sigma Defense
California, MO
L5 Senior
October 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
Senior ISSE – RMF, Zero Trust & Azure Security
APPLY
Sigma Defense
Rome, NY
L6 Lead
October 14th, 2026
Information Security Engineers
Computer Systems Design Services
Show all >
1655 - Senior Software Developer
APPLY
Sigma Defense
Hyattsville, MD
L6 Lead
October 14th, 2026
Software Developers
Computer Systems Design Services
Show all >
Secure Systems Administrator: Windows & Linux (TS/SCI)
APPLY
Sigma Defense
Brooklyn, NY
L5 Senior
October 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
1773 - System Administrator
APPLY
Sigma Defense
Brooklyn, NY
L5 Senior
October 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
International Agreements Lead - Defense & Security Cooperation
APPLY
Sigma Defense
Alexandria, VA
L6 Lead
October 11th, 2026
Legal Secretaries and Administrative Assistants
National Security
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1759 - DevSecOps Engineer
APPLY
Sigma Defense
San Diego, CA
L6 Lead
October 14th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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1774 - FMV Help Desk Specialist
APPLY
Sigma Defense
San Diego County, CA
L5 Senior
October 25th, 2026
Computer User Support Specialists
Computer Systems Design Services
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On-Site Construction Surveillance Technician | TS/SCI
APPLY
Sigma Defense
North Las Vegas, NV
L4 Mid
October 31st, 2026
Construction Laborers
National Security
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Electrical Engineering an
APPLY
Sigma Defense
Huntsville, AL
L6 Lead
November 3rd, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Senior Mechanical Maintenance Lead - Air & Naval Systems
APPLY
Sigma Defense
Tallahassee, FL
L5 Senior
November 3rd, 2026
First-Line Supervisors of Mechanics, Installers, and Repairers
National Security
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1765 - Manual/CNC Machinist
APPLY
Sigma Defense
Huntsville, AL
L5 Senior
October 16th, 2026
Machinists
Machine Shops
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1772 - Information System Security Officer
APPLY
Sigma Defense
March Air Force Base, CA
L6 Lead
October 25th, 2026
Information Security Analysts
National Security
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1780 - Scrum Master/Site Lead
APPLY
Sigma Defense
San Diego, CA
L6 Lead
October 19th, 2026
Project Management Specialists
Computer Systems Design Services
Show all >
1773 - System Administrator
APPLY
Sigma Defense
March Air Force Base, CA
L5 Senior
October 25th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
Construction Surveillance Technician (SCIF) - High-Security Builds
APPLY
Sigma Defense
Spring, TX
L4 Mid
October 29th, 2026
Security Guards
National Security
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Contracts Manager
APPLY
Sigma Defense
Perry, GA
L7 Manager
November 4th, 2026
Construction Managers
National Security
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Senior Contracts Manager - DoD Proposals & Compliance
APPLY
Sigma Defense
Perry, GA
L5 Senior
November 4th, 2026
Project Management Specialists
National Security
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Senior International Defense Agreements Lead
APPLY
Sigma Defense
Alexandria, VA
L6 Lead
October 14th, 2026
Legal Secretaries and Administrative Assistants
International Affairs
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1519 - Systems Engineer III
APPLY
Sigma Defense
San Diego, CA
L6 Lead
October 16th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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1791 - Computer Engineer
APPLY
Sigma Defense
Norfolk, VA
L6 Lead
November 4th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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1788 - Application Systems Integration Engineer II
APPLY
Sigma Defense
San Diego, CA
L6 Lead
November 4th, 2026
Computer Systems Engineers/Architects
National Security
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1742 - Junior System Administrator
APPLY
Sigma Defense
Wahiawa, HI
L4 Mid
November 4th, 2026
Network and Computer Systems Administrators
National Security
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1785 - Network Security Engineer II
APPLY
Sigma Defense
San Diego, CA
L6 Lead
November 2nd, 2026
Information Security Engineers
Computer Systems Design Services
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1784 - Network Security Engineer III
APPLY
Sigma Defense
San Diego, CA
L6 Lead
November 2nd, 2026
Information Security Engineers
Computer Systems Design Services
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1776 - Software Engineer
APPLY
Sigma Defense
Fairmont, WV
L5 Senior
November 4th, 2026
Software Developers
Computer Systems Design Services
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1777 - Senior International Agreements Specialist
APPLY
Sigma Defense
Alexandria, VA
L6 Lead
October 22nd, 2026
Legal Secretaries and Administrative Assistants
National Security
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1752 - Senior Training Specialist: Fleet Training Management
APPLY
Sigma Defense
San Diego, CA
L5 Senior
October 24th, 2026
Training and Development Specialists
National Security
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Senior Software Developer - Java/Linux, On-Site (Secret)
APPLY
Sigma Defense
Hyattsville, MD
L6 Lead
October 14th, 2026
Software Developers
Computer Systems Design Services
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Software Engineering Manager - Radar Systems Leader
APPLY
Sigma Defense
Mt Laurel, NJ
L6 Lead
October 14th, 2026
Architectural and Engineering Managers
Computer Systems Design Services
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DevSecOps Engineer: CI/CD Automation in Azure & GitLab
APPLY
Sigma Defense
San Diego, CA
L5 Senior
October 14th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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1790 - Scrum Master
APPLY
Sigma Defense
San Diego, CA
L6 Lead
November 3rd, 2026
Project Management Specialists
Computer Systems Design Services
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RF & SDR Engineer - GNURadio, TS Clearance Eligible
APPLY
Sigma Defense
Huntsville, AL
L5 Senior
November 2nd, 2026
Electronics Engineers, Except Computer
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
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Software Engineer - RF/Radar Systems, Secret Clearance
APPLY
Sigma Defense
Fairmont, MN
L4 Mid
October 29th, 2026
Software Developers
Computer Systems Design Services
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1753 - Senior Training Specialist: Learning & Performance Solutions (L&PS)
APPLY
Sigma Defense
San Diego, CA
L5 Senior
October 24th, 2026
Training and Development Specialists
National Security
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1777 - Mid-level International Agreements Specialist
APPLY
Sigma Defense
Alexandria, VA
L6 Lead
October 11th, 2026
Legal Secretaries and Administrative Assistants
National Security
Show all >
1759 - DevSecOps Engineer
APPLY
Sigma Defense
Tampa, FL
L6 Lead
October 17th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
Show all >
1772 - Information System Security Officer
APPLY
Sigma Defense
March Air Reserve Base, CA
L6 Lead
October 11th, 2026
Information Security Analysts
National Security
Show all >
System Administrator (TS/SCI Eligible) – Windows & Linux
APPLY
Sigma Defense
March Air Reserve Base, CA
L5 Senior
October 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Secure Systems Administrator: Windows & Linux (TS/SCI)
APPLY
Sigma Defense
California, MO
L5 Senior
October 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
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