Note: The job is a remote job and is open to candidates in USA. RISINGSUN TECHNOLOGIES is hiring a Mechanical Systems Engineer to support nuclear plant systems design, integration, and optimization from concept through production and operation. The role focuses on BWR balance-of-plant systems, HVAC, chilled water, and containment cooling, including system calculations, specifications, design integration, and technical coordination.

Responsibilities

• Provide technical guidance and serve as the engineering point of contact for internal and external customers
• Develop system requirements, evaluate alternative designs, perform design trade studies, and verify system integration
• Perform system design calculations and develop specifications and engineering diagrams
• Support component and product integration to improve system performance and operability
• Take responsibility for technical and engineering deliverables supporting plant design
• Collaborate with customers, engineering leadership, project management, and cross-functional teams
• Improve project execution and department processes through lean methodology and Design to Cost principles
• Support new product and technology development
• Implement corrective and preventive actions arising from quality monitoring and audit findings

Skills

• Due to nuclear site access/or export-controlled project requirements, this role requires candidates to be U.S. Citizens and not hold dual citizenship
• Candidates must also be willing to work on W2
• Bachelor's degree in Mechanical Engineering, Nuclear Engineering, or another relevant engineering discipline from an accredited institution
• Minimum 8 years of engineering experience
• Minimum 4 years of HVAC design experience , including diagram development, heat load calculations, and pressure drop calculations
• Experience with system design specifications, piping and instrumentation diagrams (P&IDs), logic diagrams, and process flow calculations
• Knowledge of hydraulic resistance calculations, equipment sizing, Failure Modes and Effects Analysis (FMEA), thermodynamics, and heat/fluid flow
• Master's degree or PhD in an engineering or technical discipline
• Senior Reactor Operator (SRO) license qualifications or plant experience
• Experience working in a regulated nuclear environment
• Knowledge of quality standards and systems, including NQA-1 and ISO 9000
• Experience or interest in the nuclear power industry
• Strong leadership, communication, and multitasking skills
• Ability to meet tight deadlines while maintaining a strong commitment to personal and nuclear safety

Benefits

• Remote (Idaho, US)

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