Sigma Defense

Sigma Defense is a leading systems integrator serving the Department of Defense to provide systems and services for Intelligence Surveillance and Reconnaissance since 2006.

Our software-focused approach to tactical communications accelerates information collection and sharing for faster decision making and better mission outcomes.

Customers turn to Sigma Defense for engineering, program management, and logistics services for technical solutions that encompass ground, air, and space-based systems and sensors and network and satellite communications.

Jun 20, 2026
Full time
$80,000 - $90,000 yearly
Sigma Defense San Diego, CA
1187 - ATGPAC Battle Lab - Information Warfare Commander On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1187 - BNIWT02 San Diego, California, United States Overview Application Description Sigma Defense is seeking a Navy Veteran with extensive Information Warfare experience to fill the Information Warfare Commander  position as part of the ATGPAC Battle Lab team at Tactical Training Group Pacific (TTGP). We need the rare skill set you have used to implement Task Group Concept and have developed throughout your Naval Career to assist the ATG Battle Lab in executing its mission of providing tactical training to ships in the basic phase through Fleet Synthetic Training (FST). Be on the cutting edge of Live Virtual Training and make a difference to our Navy’s capability at the same time. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an...
Jun 20, 2026
Full time
$110,000 - $175,000 yearly
Sigma Defense San Diego, CA
1521 - Cybersecurity Engineer II-III On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1521 - ACYBL01-3 San Diego, California, United States Overview Application Description   Sigma Defense is seeking  Cybersecurity Engineers, levels II-III  to support the Consolidated Afloat Networks and Enterprise Services (CANES) program for U.S. Navy platforms. The candidate will be responsible for system hardening, implementing Security Technical Implementation Guides (STIGs), supporting Risk Management Framework (RMF) accreditation packages, and responding to cybersecurity audits and scan findings across classified and unclassified networks. Experience with tools such as Assured Compliance Assessment Solution (ACAS), Security Content Automation Protocol (SCAP), Endpoint Security Solution (ESS), and Security Information and Event Management (SIEM) are...
Jun 20, 2026
Full time
$92,000 - $150,000 yearly
Sigma Defense San Diego, CA
1670 - Drafting Engineer II, III On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1670 - ASWET05 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a  Drafting Engineer II, III  to support PMW160 and NIWC Pacific for U.S. Navy Enterprise networks. The successful candidate will have an opportunity to shape capability delivery by providing: System Rack Design Technical Data Packages Installation Requirement Drawings Environmental Qualification Testing Troubleshooting Lifecycle Engineering Support for Navy IT Networks and Systems The candidate will work closely with Navy stakeholders and partner teams to ensure applications and services are documented and integrated effectively. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity...
Jun 20, 2026
Full time
$110,000 - $125,000 yearly
Sigma Defense San Diego, CA
1285 - Senior Surface Warfare/IAMD Analyst On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1285 - BNSFA03 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a former Surface Warfare Officer for a position on our Naval Surface and Mine Warfighting Development Center (SMWDC) Team in San Diego, CA as a  Senior Surface Warfare/IAMD Analyst. We need the rare skill sets you have developed throughout your Naval Career to support the surface, air, and mine warfare mission areas, enhancing warfighting readiness, and increasing the lethality and tactical proficiency of the Surface Force. You will support the performance analysis of surface ship tactical readiness and operational capability. In this position you will make direct contributions to the enhancement of warfare training. Equal Opportunity...
Jun 20, 2026
Full time
$80,000 - $100,000 yearly
Sigma Defense San Diego, CA
1618 - Mid-Level ASW Weapons Analyst On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1618 - BNSUT02 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a  Mid-Level ASW Weapons Analyst  to support the U.S. Navy Ship Anti-Submarine Warfare (ASW) Readiness and Effectiveness Measuring (SHAREM) at Surface and Mine Warfighting Development Center (SMWDC) in San Diego, CA.   Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Requirements 10+ years of Navy experience relating to...
Jun 20, 2026
Full time
$75,000 - $90,000 yearly
Sigma Defense San Diego, CA
1608 - Mid-level Data Engineer On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1608 - AENGL02 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a highly skilled  Mid-level Data Engineer  to support the Readiness and Effectiveness Measuring (SHAREM) support contract at Surface and Mine Warfighting Development Center (SMWDC) in San Diego, CA. The ideal candidate should have database entry, management, and monitoring experience. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability....
Jun 20, 2026
Full time
$80,000 - $105,000 yearly
Sigma Defense San Diego, CA
1604 - Surface Warfare Combat Training Continuum (SWCTC) Specialist On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1604 - BNSFA02 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a former Surface Warfare Officers or Senior Enlisted with vast Combat Systems experience (TAO/Warfare Coordinator qualified) to support Naval Surface and Mine Warfighting Development Center (SMWDC) by providing subject matter expertise in Surface Warfare tactics and training to support SWCTC development. Specifically looking to fill billets for an AW specialist, AMW specialist, IW specialist, and LCS specialist. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual...
Jun 20, 2026
Full time
$110,000 - $125,000 yearly
Sigma Defense San Diego, CA
1262 - SMWDC Surface Warfare Program Analyst On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1262/1244 - BNSFA02 San Diego, California, United States Overview Application Description Sigma Defense is seeking a former Surface Warfare Officer for a position on our Naval Surface and Mine Warfighting Development Center (SMWDC) Team in San Diego, CA as a Surface Warfare Program Analyst . We need the rare skill sets you have developed throughout your Naval Career to support the surface, air, and mine warfare mission areas, enhancing warfighting readiness, and increasing the lethality and tactical proficiency of the Surface Force. You will support SMWDC Headquarters in capability assessments across all SMWDC-owned mission area capabilities. In this position you will make direct contributions to the enhancement of warfare training. Equal Opportunity...
Jun 20, 2026
Full time
$90,000 - $110,000 yearly
Sigma Defense San Diego, CA
Sigma Defense is seeking a  BMD Tactical Operations Subject Matter Expert (SME)  to provide support in San Diego, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Requirements 5 years of experience conducting shipboard BMD watch-team training or recent experience conducting BMD exercises, training or operations. Candidate must have attained Aegis BMD Watch Officer. Personnel Clearance Level: Candidate must possess an active, DoD-issued TS/SCI security clearance. A clearance will be sponsored for the right candidate. Education Requirements: Bachelor's degree from an accredited college...
Jun 20, 2026
Full time
$75,000 - $150,000 yearly
Sigma Defense San Diego, CA
1519 - Systems Engineer I, II, or III On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1519 - ASYSL01-3 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a  Systems Engineer  to support PMW160 and NIWC Pacific for U.S. Navy Enterprise networks. The successful candidate will have an opportunity to shape capability delivery by providing system design, system development, systems integration, configuration, troubleshooting, and lifecycle engineering support for Navy IT networks and systems. The candidate will work closely with Navy stakeholders and partner teams to ensure applications and services are documented and integrated effectively. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for...
Jun 20, 2026
Full time
$75,000 - $150,000 yearly
Sigma Defense San Diego, CA
1520 - Network Engineer I, II, or III On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1520 - ANETL01-3 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a  Network Engineer I-III  to support the design, implementation, and sustainment of the Navy’s enterprise networks. The hired candidate will design, configure, secure, automate, and document high-availability networks in both shipboard and lab environments while supporting the full lifecycle from installation through sustainment. This includes working on DoD initiatives such as SD-WAN, IPv6 Migration, Zero Trust Networks and Cross-Domain Network solutions. They will work with SMEs in Cybersecurity, Systems Management, Systems Engineering, and Quality Assurance to learn the needs and goals of the system and shape the requirements of the...
Jun 20, 2026
Full time
$110,000 - $130,000 yearly
Sigma Defense San Diego, CA
Sigma Defense is looking for a BMD Tactical Operations expert to join the Tactical Training Group Pacific (TTGP) team as a  BMD Tactical Operations SME . Eligible candidate will have 6 years of experience conducting shipboard BMD watch-team training or recent experience conducting BMD exercises, training, or operations. We need the rare skill sets you have developed through your Naval Careers to assist the TTGP Staff in executing their mission of providing advanced tactical training to deploying ships and strike groups through Fleet Synthetic Training (FST). Be on the cutting edge of Live Virtual Training and make a difference to our Navy’s capability at the same time. Join this exceptional team of Technical Managers, Subject Matter Experts, Equipment Technicians and Equipment Operators in the configuration and operation of the Fleet Battle Lab and Modeling & Simulation Control Centers; Synthetic Training Event Planning, Integration and Execution; BMD...
Jun 20, 2026
Full time
$140,000 - $160,000 yearly
Sigma Defense San Diego, CA
1602 - Senior ATGPAC Training Requirements and Policy Analyst On-site IMS (IMSENG, IMSPRG, IMSNM, IMST&R) Full time 1602 - BNSFA03 San Diego, California, United States Overview Application Description   Sigma Defense is seeking a  Senior ATGPAC Training Requirements and Policy Analyst  to join our team at San Diego NB, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Requirements Must have 20 years of surface navy experience as a Naval Officer including shipboard operational experience managing and conducting afloat...