(505) 662-4490 info@sigmasci.com

Over 20 Years of Technical Excellence

Engineering – Innovation – Science

Discover Our "Dream Team" Advisory Board

Comprised of Industry Recognized experts to help us thrive


Information Technology and Cyber Security


Leidos Mentorship


A Mentor-Protégé  partnership built on similar standards of quality and technical excellence

GSA Professional Services Schedule

A streamlined procurement process for clients

Sandia National Laboratories

Sigma Science provides nuclear professional services for the Sandia National Laboratories.

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Consolidated Nuclear Security, LLC

(Pantex, Y-12)

Sigma Science provides nuclear safety engineering analysis, safety basis and fire protection support for Consolidated Nuclear Security, LLC (CNS) in support of Y12 and Pantex.

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Los Alamos National Laboratory


Sigma Science provides Safety Basis services to the Los Alamos National Laboratory.

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Air Force Nuclear Weapons Center

Sigma Science as a subcontractor to Booz Allen Hamilton provides strategic planning and program analysis, system technology, engineering analysis and nuclear weapons system storage critical infrastructure protection analysis to the Air Force Weapons Research Center (AFWRC).

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National Nuclear Security Administration

Sigma Science provides project management and technical support services to the NNSA Office of Acquisition and Project Management (NA-APM).

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Oak Ridge National Laboratory


Sigma Science provides technical services to UT-Battelle, including Fissile Material Disposition Program support, and nonproliferation support.

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Mission Support and Test Services


Sigma Science provides Safety Basis support and Readiness in Technical Base and Facilities (RTBF) Program Strategic and System Engineer support.

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Department of Energy Office of Environmental Management

Sigma Science provides Documented Safety Analysis support to the U.S. Department of Energy Environmental Management.

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Recent News

2019 Nuclear Deterrence Summit

Sigma Science attended the 2019 Nuclear Deterrence Summit at the Sheraton Pentagon City in Arlington, VA. SSI was the sponsor of the Wi-Fi and mobile app at the event. Check out the link and our brochure. SSI Tri-Fold    

Safety Basis and Fire Protection at Pantex and Y12

Sigma Science has been awarded a sole source contract by Consolidated Nuclear Security, LLC to provide safety basis and fire protection services at Y-12 and the Pantex Plant.

BOA with Consolidated Nuclear Security

Sigma Science and our partner TechSource Inc., were awarded a Blanket Ordering Agreement (BOA) for nuclear safety analysis services for Consolidated Nuclear Security, LLC.

Task Orders for Sandia Technical Partners in Support of NTESS

Sigma Science has been awarded various task orders for Sandia National Laboratories in support of NTESS, including; Independent Assessment for Safety Program Best Management Practices Delivering and Executing Staffing Strategy for Classification Technical Reviewers...

Environmental, Safety & Health (ES&H) and Engineering Support for NNSA

Sigma Science has been awarded two new 8(a) sole source contracts with the National Nuclear Security Administration (NNSA) to provide Environmental Safety and Health (ES&H) and Engineering support.

Contract With Longenecker in Support of LANL

Sigma Science has been awarded a contract with Longenecker in support of Los Alamos National Laboratory (LANL) to provide technical services for Technical Safety Requirements (TSR) for Tech Area 54, Area G.

Engineering · Innovation · Science