✦ Luna Orbit — Engineering (Non-Software)

Design Mechanical Engineer

at Vistra

📍 Oak Harbor, Ohio Unknown Posted April 11, 2026
Type Not Specified
Experience senior
Exp. Years 10 - 15 years of experience is preferred
Education Bachelor's degree in Engineering (Mechanical or Chemical) from an ABET-accredited institution (or international equivalent)
Category Engineering (Non-Software)

This role prepares engineering change packages and maintains mechanical and analysis calculations for Davis-Besse Nuclear Power Station modifications. The engineer supports problem identification and resolution through the Corrective Action Program, performs walkdowns, and ensures design and licensing basis compliance.

  • Prepare engineering change packages for station modifications
  • Maintain Mechanical and Analysis calculations up to date
  • Support problem identification and resolution using the Corrective Action Program
  • Perform walkdowns for problem resolution and engineering changes
  • Ensure design requirements are identified, documented, controlled, evaluated, and approved

The technical scope includes nuclear mechanical/structural design work tied to licensing basis documentation, engineering changes, and troubleshooting for repair strategies. The role also leverages industry standards and regulations and uses Microsoft Office tools for reports and presentations, with preferences for ASME Codes and hydraulic/pipe stress software knowledge.

The ideal candidate is a Design Mechanical Engineer with an ABET-accredited Bachelor’s degree in Mechanical or Chemical Engineering and hands-on experience preparing engineering change packages for nuclear power station modifications. They are strong in maintaining mechanical/analysis calculations and licensing basis documentation, and they can support problem identification and resolution via the Corrective Action Program while communicating clearly in presentations and reports.

Bachelor's degree in Engineering (Mechanical or Chemical) from an ABET-accredited institution (or international equivalent) is requiredPrepare engineering change packages for modifications to the stationincluding design drawingsvendor drawingsspecificationsand other applicable documentsMaintain Mechanical and Analysis calculations up to dateSupport problem identification and resolution using the Corrective Action ProgramMaintain the plant design and licensing basis complying with industry standards and regulations
10 - 15 years of experience is preferredprevious engineering experience in the nuclear industry is highly desiredPossession of Professional Engineer (PE) license or ability to obtain a PE highly desiredKnowledge of Hydraulic or Pipe Stress Software desiredKnowledge of ASME Codes desiredFamiliarity with Nuclear Power Plant Designlicensing basis documentsand the processes used to maintain them is a plus
Prepare engineering change packagesMaintain Mechanical and Analysis calculationsCorrective Action Programwalkdownsplant design and licensing basisMicrosoft Office (WordExcelPowerPoint)ASME Codespipe stress software
Mechanical/Structural Design EngineeringPrepare engineering change packagesdesign drawingsvendor drawingsspecificationsMechanical and Analysis calculationsCorrective Action ProgramwalkdownsProblem ResolutionEvaluationsEngineering Changesdesign requirementsdocumentedcontrolledevaluatedand approvedMaintain the plant design and licensing basisindustry standardsregulationsProblem Solving and Decision-Making teamstroubleshooting effortsrepair strategiesEmergency Response Organization supportHydraulic or Pipe Stress SoftwareASME CodesMicrosoft Office applications including WordExcel and PowerPointNuclear Power Plant Designlicensing basis documentsprocesses used to maintain them
Work independentlyLeadership and mentoring rolesProficient researchanalytical and technical abilitiesInterpersonal skillsStrong written and oral communication skillsAbility to make technical presentations to all levels of managementAbility to work extended hoursshift schedules and perform on-call duties when necessaryDeliver quality and accurate work within established deadlinesParticipating in Problem Solving and Decision-Making teams

Preferred

Professional Engineer (PE) license
Industry Energy
Job Function Manage and execute nuclear mechanical design changes while maintaining licensing basis compliance
Role Subtype Mechanical Engineer
Tech Domains Engineering (Non-Software)
Design Mechanical EngineerMechanical/Structural Design Engineering UnitDavis-Besse Nuclear Power Stationdesign and licensing basisABET-accredited institutionBachelor's degree in Engineering (Mechanical or Chemical)Prepare engineering change packagesdesign drawingsvendor drawingsspecificationsMaintain Mechanical and Analysis calculationsCorrective Action ProgramwalkdownsProblem ResolutionEvaluationsEngineering Changesdesign requirementsdocumentedcontrolledevaluatedand approvedplant design and licensing basisindustry standardsregulationsProblem Solving and Decision-Making teamstroubleshooting effortsrepair strategiesEmergency Response OrganizationMicrosoft OfficeWordExcelPowerPointHydraulic or Pipe Stress SoftwareASME CodesProfessional Engineer (PE)engineering change packagesindustry standards and regulations

Bachelor's degree in Engineering (Mechanical or Chemical) from an ABET-accredited institution (or international equivalent), Ability to maintain mechanical and analysis calculations up to date, Ability to maintain plant design and licensing basis complying with industry standards and regulations

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