Nuclear Engineer V – Mechanical

Nuclear Engineer V – Mechanical

System One is seeking a highly experienced Nuclear Engineer V – Mechanical to support major commercial nuclear plant projects in Ohio. This role is ideal for a senior mechanical engineer with deep PWR/BWR plant knowledge, strong design modification experience, and a proven ability to improve plant safety, reliability, and performance.

• Excellent Compensation – $115/hr
• $178/day Per Diem
• Long-term nuclear plant assignment
• Work on critical plant upgrades, modifications, and reliability improvements
• High-impact role supporting safety-class nuclear systems

• Apply advanced mechanical engineering expertise in the design, operation, and modification of PWR and/or BWR nuclear plant systems, including both primary and secondary side equipment
• Perform engineering calculations, feasibility studies, and technical evaluations to resolve equipment reliability concerns and improve overall plant performance
• Develop, review, and implement system modifications/upgrades that enhance plant safety, reliability, and operational efficiency
• Use independent engineering judgment to prepare and defend modification packages during quality, safety, and design review boards
• Interface directly with project teams, plant stakeholders, and equipment vendors to assess conditions and drive practical engineering solutions
• Ensure all engineering activities remain compliant with NRC regulations, nuclear industry codes, and applicable standards
• Review and check calculations, drawings, engineering packages, and technical data prepared by other engineers
• Prepare technical presentations, communicate findings clearly to clients, and participate in client review meetings
• Conduct plant walkdowns and field inspections in industrial environments, including ladders, confined spaces, and security-controlled areas

• B.S. in Mechanical Engineering from an ABET-accredited program
• 15+ years of engineering experience
• 8+ years of direct commercial nuclear power plant experience
• Strong background in PWR and/or BWR design and plant operations
• Demonstrated experience with: engineering calculations, feasibility studies, equipment reliability evaluations, system modifications and upgrades
• Experience reviewing and approving: engineering designs, drawings, technical packages, supporting data
• Proficiency with:
  Mathcad, Microsoft Word, Excel, Power Point
• Excellent verbal/written communication and client presentation skills
• Ability to manage multiple technical assignments in a fast-paced environment
• Must be able to pass: security screening, drug screening, nuclear plant unescorted access requirements

• Willingness to travel to client sites as needed
• Comfortable performing onsite office and field work
• Ability to perform industrial plant walkdowns, including: climbing ladders, entering confined spaces, accessing hazardous/security-controlled areas

• Deep understanding of commercial nuclear plant mechanical systems
• Strong problem-solving ability with plant modifications and reliability improvements
• Confidence presenting technical recommendations before client and safety review boards
• Hands-on field engineering mindset with the ability to work independently