Nuclear Mechanical Design Engineer – Reactor Systems

X-Energy; Houston (TX); On-site; USD 95,000 - 170,000; Full time

Benefits offered by this job

401K plan with employer match

Medical Dental Vision Insurance

Life and Disability Insurance

Paid Time Off

Tuition Reimbursement/Professional Dev

Job summary

X Energy, LLC seeks a Mechanical Design Engineer to advance the Xe-100 reactor systems. You will create and evaluate mechanical concepts, develop SSCs, perform calculations, and generate CAD models for reactor internals, piping, and support structures.

You will collaborate across teams to ensure safety, reliability, and compliance with codes and standards. Responsibilities include design development, documentation, verification planning, and supporting manufacturing and testing.

Qualifications

• Bachelor’s degree in mechanical engineering or related field.
• Experience designing and developing mechanical or fluid systems, assemblies, or components.
• Hands-on experience with CAD and PLM software in a production environment.

Responsibilities

• Develop mechanical/physical concepts and support SSC design.
• Coordinate with engineers and suppliers for design closure.
• Perform calculations and analyses to meet specifications.
• Create and maintain CAD models of reactor SSCs.
• Write design documentation and verification plans.

Skills

Mechanical design

CAD

Nuclear systems

Engineering calculations

Team collaboration

Education

Bachelor's degree in mechanical engineering

Tools

UG/NX

SolidWorks

Teamcenter

Windchill

Job description

X Energy, LLC seeks a Mechanical Design Engineer to advance the Xe-100 reactor systems. You will create and evaluate mechanical concepts, develop SSCs, perform calculations, and generate CAD models for reactor internals, piping, and support structures.

You will collaborate across teams to ensure safety, reliability, and compliance with codes and standards. Responsibilities include design development, documentation, verification planning, and supporting manufacturing and testing.