Nuclear Engineering & Operations

Technical services supporting projects from small modular reactor licensing and design to Deactivation and Decommissioning legacy facilities


Support all market segments in the nuclear fuel cycle and nuclear security industries


Ability to process, store, and transmit Controlled Unclassified information in the cloud and in our Oak Ridge, TN facility


DOE-accepted NQA-1 Quality Assurance Program allowing BGS Nuclear Safety teams to operate under client programs or under our own quality program and procedures

Our Services

Nuclear Safety Engineering

Nuclear Safety Analysis

  • Nuclear safety analysis for Hazard Category 2 and 3 nuclear facilities
  • Hazards identification, screening, and evaluation
  • Chemical and radiological dispersion and consequence analyses
  • Fire modelling and fire hazards analysis
  • Hazard control development and implementation
  • DSA/TSR development and revision per DOE-STD-3009-2014
  • Integrated Safety Analysis and Safety Analysis Report development for NRC-licensed facilities
  • Safety analysis engineer training

Nuclear Criticality Safety Support

  • NCS program development, implementation, and assessments
  • Criticality code verification and validation
  • NCS evaluations of fissile material operations per DOE-STD-3007-2017
  • Criticality incredible (CI) determinations to support deactivation activities
  • Criticality accident alarm system detector placement and shielding analysis
Specialized Design Engineering

BGS employees support multiple projects requiring custom, complex systems and equipment to be specified, procured, and/or operated. We bring the capability and talent to deliver the design of complex systems from conceptual design to turnover. In conjunction with our evaluated fabrication partners, BGS offers a one-stop shop for design, fabrication, testing, and installation of complex systems and equipment utilized in nuclear and non-nuclear processes.

Safeguards & Security

BGS is actively involved with sensitive government projects, information, and material subject to DOE Safeguards and Security requirements. Our capabilities and experience allow us to support all aspects of Safeguards & Security program orders, standards, and guides from program planning and implementation to evaluation/oversight.

  • Program Management and Support
    • Initial, Periodic, and Termination Survey Support
    • Performance Assurance Program
    • Risk Assessment (DOE and ISC) and Design Basis Threat Support
    • FOCI/Facility Clearance
    • Program and Procedure Development
  • Physical Security Evaluations and Support
    • Access and visitor control
    • Intrusion Detection and Assessment Systems
    • Barriers and Delays
    • Performance Testing of Systems
  • Personnel Security
    • Access Authorizations
    • Classified Visits
  • Information Security
    • Classification Guidance and Support
    • Operations Security
    • Classified Matter Protection and Control
  • Protective Force
    • Planning and Procedures
    • Performance Testing
  • Assessment Preparation and Consultation
  • Emergency Management
Nuclear Operations Support

BGS understands and drives a commitment to quality, a questioning attitude, a strong nuclear safety culture, and disciplined operations.

Nuclear Operations

  • Training program development and implementation
  • Operating procedures, CONOPS, and driver for rigorous safety culture
  • Work planning and control
  • Industrial safety and health
  • Operational readiness and startup

Quality and Compliance
We use our compliant NQA-1 program to achieve exceptional performance, minimize performance risk, and maximize reliability.

  • NQA-1 quality assurance program for safety software and engineering processes
  • Compliant processes and approved facility for generation and handling of CUI
  • Rigorous cost accounting and tracking system
  • Project management and integration capability
Our Resources

Capabilities Sheet
Shining A Spotlight on Nuclear Engineering & Operations
Shining A Spotlight on Nuclear Engineering & Operations

In March, Consolidated Nuclear Security, LLC, (CNS) awarded a subcontract to BGS to provide Readiness Support Services at the Y-12 National Security Complex (Y-12). CNS was able to award this contract to BGS in a timely manner by leveraging the contract that BGS has...

BGS Attends the Nuclear Deterrence Summit
BGS Attends the Nuclear Deterrence Summit

Monday, February 7th marked opening day of the Nuclear Deterrence Summit in Arlington, VA.  This three-day summit brings together industry experts involved in the field of nuclear deterrence to discuss the management of the nuclear complex, the security of the...

Legacy Uranium Enrichment Facilities
Legacy Uranium Enrichment Facilities

Legacy uranium enrichment facilities in Piketon, Ohio, and Paducah, Kentucky, are undergoing deactivation and decontamination and decommissioning (D&D) to return the property for beneficial reuse. BGS developed Nuclear Criticality Safety (NCS) evaluations and...

Federal Staff Training Program
Federal Staff Training Program

BGS manages the training program for federal staff members by developing and implementing training modules, delivering training courses, and tracking training requirements for the federal staff members.

Enrichment Technology
Enrichment Technology

BGS is providing complete design, fabrication, and testing for gas capture system as part of a new centrifuge technology for isotope production and other applications at the Oak Ridge National Laboratory Complete design, fabrication, and testing services under our...