Junior Mechanical Systems Engineer (Nuclear)

Our client is dedicated to making nuclear power more accessible and focuses on delivering: Simple and Safe Micro-Reactor Solutions Scalable, affordable, and deployable in various locations Generates energy at a rate of

one megawatt electric (MWe)

at a time They are currently developing a: Micro Modular Reactor Capable of providing clean energy and radioisotopes where needed Initially supporting the reactor licensing process in

United States By partnering with them, we have the opportunity to contribute to: A Rapidly Growing Scaleup Aiming to become a leading technology provider in global energy solutions Committed to innovation and sustainability This collaboration offers a unique chance to be part of a: High-Performance Team Focused on delivering essential energy solutions worldwide The Mechanical Systems Designer will be responsible for:

Designing, Developing, and Optimizing Mechanical systems and components for nuclear power plants, research reactors, and other applications Creating Detailed Technical Drawings Collaborating with engineers and regulatory agencies Ensuring designs meet nuclear safety, performance, and regulatory standards Using CAD Software Developing 2D and 3D models Performing mechanical analyses and supporting prototype development and testing Potential Next Steps

As the company is expanding rapidly and planning international growth in 2026, the right candidate may be considered for regional and/or global responsibilities. Your Responsibilities Will Include:

Designing and Developing Mechanical Systems Components and assemblies for nuclear reactor applications, including piping, heat exchangers, pressure vessels, and cooling systems Creating and Modifying CAD Drawings Using software like AutoCAD, SolidWorks, or CREO for detailed design Collaborating with Engineers and Regulatory Agencies Ensuring design feasibility, safety, and compliance Conducting material selection, stress analysis, and thermal analysis for optimal performance under high-radiation and high-temperature conditions Ensuring Regulatory Compliance Adhering to industry regulations and codes, including ASME Boiler & Pressure Vessel Code (BPVC), NRC guidelines, and ANSI standards Engineering Activities Related to Mechanical Loads Analyzing systems and components, including pressure vessels Assisting in Prototype Development and Testing Troubleshooting nuclear mechanical systems Preparing Technical Documentation Including design specifications, engineering reports, and bills of materials (BOM) Revising Designs Based on Feedback Incorporating testing results, manufacturing input, and regulatory requirements Maintaining Organized Design Files Ensuring version control for nuclear components and systems Supporting the Product Lifecycle Management (PLM) Process Including design updates and safety improvements Who We Want to Work With:

Education : Master’s degree in Mechanical Engineering, Nuclear Engineering, or a related field Experience: 2-5 years in mechanical design for nuclear applications, power plants, or industrial settings Certifications (Preferred) : CSWP (Certified SolidWorks Professional), AutoCAD Certification, or equivalent Proficiency in CAD Software: AutoCAD, SolidWorks, CREO Knowledge of Mechanical Design Principles: Material properties and manufacturing processes specific to nuclear applications Understanding of Nuclear Reactor Components: Cooling systems and radiation shielding Familiarity with ASME BPVC, NRC Regulations, and ANSI Standards for nuclear mechanical design Experience with Finite Element Analysis (FEA) NASTRAN: Knowledge of Computational Fluid Dynamics (CFD) for nuclear applications NASTRAN is a plus Experience in Tribology, Seals, and Welding Strong Problem-Solving and Analytical Abilities Effective Communication and Teamwork Skills: Essential for collaboration with engineers and regulatory bodies Attention to Detail and Project Management Skills: Ability to manage multiple projects and meet regulatory deadlines Preferred Qualifications:

PhD / Engineering Degree English (Written and Oral) Soft Skills :

Passionate Engineer

willing to be part of history in nuclear industry. Ability to Build Relationships and Influence

at all Levels of the Organizatio n

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