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Honeywell Supply Chain Management Center - Consolidated Nuclear Security, Inc., Pantex Plant Nuclear Safety and Fire Protection Engineering Support

Sigma Science has performed under multiple contracts at the National Nuclear Security Administration (NNSA) Pantex Plant (Pantex), providing nuclear safety, criticality safety engineering, fire protection engineering, and conduct of operations support. These contracts ran from January 2, 2019, to September 30, 2022. The contracts had a combined value of $9.2 million.

Sigma performed the following activities under the Pantex contracts:

Key Sigma Science facilities, equipment, and utility infrastructure accomplishments and initiatives for CNS at Pantex include:

Note: The term “beneficial occupancy” indicates new fire suppression systems and all associated systems affected by installation processes have completed construction and acceptance testing, and documentation for system configuration management (including new and updated drawings and completed technical baseline documents) is in a controlled system. All maintenance procedures to maintain systems per required inspections, testing, and codes (and TSR requirements) are published. Also, DSA change packages are with applicable control flow-down matrices.