Steve Heagy, PE

Experience

• 

  Eastern Catalytic

  May 2004 - Aug 2004

  Factory Worker

  • Gained experience in a manufacturing setting while learning to weld, construct catalytic converters, and package products.

• 

  Pennsylvania Department of Transportation (PennDOT)

  May 2006 - Sept 2006

  Engineering Intern

  • Inspected the road construction project of US-322 and SR-2001 in Boalsburg, PA, making sure the plans were being followed properly

• 

  Westinghouse Electric Company

  May 2007 - Oct 2016

  • Worked on major automation projects for simulation of in-reactor fuel performance as a software developer and tester• Maintained plant responsibility for the fuel performance licensing of reload analyses for all Westinghouse fueled BWRs and Combustion Engineering PWRs in the United States• Performed calculations for major licensing efforts including the application of new fuel designs and extended power uprates• Trained engineers in the fuel rod design discipline • Performed safety analysis calculations for BWR, Combustion Engineering, and Westinghouse PWR plants• Gained software experience by developing automation tools to optimize the fuel rod design reload calculations • Supported multiple automation project under the guidance of experienced engineers• Performed safety analysis calculations for BWR, VVER, and Combustion Engineering plants

  • Senior Fuel Rod Design Engineer

    May 2012 - Oct 2016

  • Fuel Rod Design Engineer

    May 2008 - Apr 2012

  • Summer Intern / Winter Co-op

    May 2007 - Apr 2008
• 

  FPoliSolutions LLC

  Oct 2016 - Mar 2023

  • Lead software architect of FPOLIAAP enterprise application• Full-stack software development and deployment tasks for cloud-based applications that support nuclear safety analysis applications including the storage and management of test facility experimental data, performing simulations, and preforming validation & verification analyses.• Supported methodology and code development for Risk Informed Systems Engineering web application to support NEI-18-04 and 10 CFR 50 Part 53 and performed analyses for Advanced Reactors• Supported Institute of Transuranium Elements by leading a team of engineers in performing benchmarking of experimental fuel rods with the TRANSURANUS fuel performance code• Contributed fuel performance, thermal-hydraulic, and software support to project that optimizes core reload calculations for operating plants• Leading DOE SBIR grant for automating techno-economic feasibility studies for nuclear power plants coupled with Integrated Energy Systems to improve value proposition (and efficient use/flexible operation) of nuclear energy in markets with high penetration of variable renewable energy sources Show less • Provided methods development support for next generation scaling analysis applications and performed Dynamic Systems Scaling analysis for NuScale’s NIST-1 Test Facility• Developed and released python software to support full core fuel rod failure analysis for LOCA event using SIMULATE/RELAP5-3D/TRANSURANUS technologies• Performed Validation and Verification of RELAP5-3D Systems code and COBRA Sub-channel codes by benchmarking to test facilities and canonical problems.• Performed full-stack software development for grid-scale energy storage web application; technologies included databasing (JSON/SQL), frontend client-side HTML/Twig/Javascript, server-side PHP controllers, thrift RPC, and backend java calculations Show less

  • Advisory Engineer / Director of Digital Solutions

    Jul 2019 - Mar 2023

  • Principal Engineer

    Oct 2016 - Jun 2019
• 

  TerraPower

  Apr 2023 - now

  • Transient Safety Methods Development for Natrium Plant• ARMI plugin development for automation of safety analysis calculations using the SAS code

  • Principal Engineer, Nuclear Safety

    Aug 2024 - now

  • Senior Safety Verification & Validation Engineer

    Apr 2023 - Aug 2024