Senior Mechanical Design Engineer – Nuclear Modular Systems

Aalo Atomics; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health, Dental, and Vision Insurance

Paid Time Off

Corporate Gym Membership

Job summary

Aalo Atomics in Austin, TX is seeking a Senior Mechanical Design Engineer to own the mechanical design of critical systems within our modular nuclear reactors. You will lead design from concept through production, mentor junior engineers, and ensure safety and performance.

Responsibilities include 3D modeling with GD&T, conducting structural and thermal analyses, and collaborating with manufacturing for DFM/DFA while maintaining thorough design documentation.

Qualifications

• Bachelor's degree in Mechanical Engineering or related field.
• 7+ years of professional mechanical design experience.
• Expert in 3D CAD tools (SolidWorks, NX or similar).
• Experience owning full design lifecycle — concept through production.
• Strong GD&T, tolerance analysis, and drawing standards.
• Experience with FEA or other structural/thermal analysis tools.
• Proven ability to lead technical projects and make sound engineering judgments independently.

Responsibilities

• Lead the mechanical design of major reactor module subsystems, from concept through production release.
• Own design decisions and defend technical trade-offs to cross-functional stakeholders.
• Perform and direct engineering analyses (structural, thermal, fatigue, seismic) to validate designs.
• Develop detailed 3D models, complete with model-based definition and engineering drawings where required, with complete GD&T
• Drive design reviews and ensure rigorous documentation of design rationale.
• Collaborate with manufacturing engineers to incorporate DFM / DFA principles.
• Mentor junior engineers and establish best practices for the mechanical design team.
• Question and refine design requirements to ensure they are necessary, clear, and achievable.
• Support prototype builds and testing to validate design intent, feeding lessons learned back into the design.
• Create and maintain design documentation, including specifications, BOMs, and interface control documents

Skills

7+ years mechanical design experience

CAD: SolidWorks / NX

Full design lifecycle ownership

GD&T and drawings

FEA / structural & thermal analysis

Technical project leadership

Education

Bachelor's degree in Mechanical Engineering

Tools

SolidWorks

NX

FEA software

Job description

Aalo Atomics in Austin, TX is seeking a Senior Mechanical Design Engineer to own the mechanical design of critical systems within our modular nuclear reactors. You will lead design from concept through production, mentor junior engineers, and ensure safety and performance.

Responsibilities include 3D modeling with GD&T, conducting structural and thermal analyses, and collaborating with manufacturing for DFM/DFA while maintaining thorough design documentation.