Mechanical engineer jobs in Texas

About the role

As a Senior Mechanical Engineer at Last Energy, you’ll work directly with the CEO and core leadership team to drive forward the most critical mechanical and system-level challenges shaping our fleet-wide product. This is a role for builders, doers, and innovators who thrive in a fast-paced, hands-on environment where decisions are made quickly and your ideas directly shape the product.

What you'll bring

• Bachelor’s degree in Mechanical Engineering or a related field
• 4+ years of hands-on mechanical design and analysis experience in high-growth, high-urgency environments
• Deep proficiency with CAD tools (SolidWorks, AutoCAD, or equivalent)
• Demonstrated expertise in FEA and CFD using software such as ANSYS, LS-DYNA, Nastran, or similar.
• Strong foundation in materials science, stress analysis, and thermal/fluid systems
• Proven ability to turn concepts into tested prototypes quickly, with minimal oversight
• Exceptional communication and collaboration skills, especially when interfacing with executives and cross-functional teams
• A bias toward action, creative problem solving, and the drive to own complex problems end-to-end
• Last Energy provides decarbonized, reliable, affordable nuclear energy at scale by innovating on the delivery model, not the reactor.
• advanced degree a plus
• startup or advanced manufacturing preferred