Senior Mechanical Design Engineer - Equity in High-Impact Nuclear Tech

Blackwing; Torrance, Northern (CA, KY); Hybrid; USD 140,000 - 185,000; Full time

Benefits offered by this job

Equity ownership

Medical benefits

Unlimited PTO

Free onsite meals

PPE stipend

Job summary

Valar Atomics in the United States seeks a Senior Mechanical Design Engineer to design, develop, and validate mechanical systems for next‑gen power technologies. You will own major subsystems, drive DFM improvements, and mentor engineers across cross‑functional teams.

You will deliver production‑ready hardware, apply advanced CAD and analysis tools, and help advance scalable nuclear energy solutions with a focus on manufacturability and cost efficiency.

Qualifications

• Bachelor's degree in Mechanical Engineering or related field.
• 5+ years in mechanical design and product development.
• Proven track record delivering production-ready hardware.
• Expertise in CAD and drafting standards.
• Experience performing or overseeing FEA/CFD analyses.

Responsibilities

• Lead mechanical design efforts for major subsystems, ensuring performance, manufacturability, and cost targets.
• Mentor junior engineers and review designs for consistency with standards and rigor.
• Develop detailed 3D CAD models, assemblies, and drawings using SolidWorks/Creo/NX.
• Perform structural, thermal, and CFD analyses to validate performance and reliability.
• Oversee prototype fabrication, assembly, testing, and results interpretation.
• Collaborate with electrical, manufacturing, and systems engineers for integration and optimization.
• Coordinate with vendors on DFM feedback, process selection, and quality control.
• Contribute to internal best practices for mechanical design and documentation.

Skills

CAD proficiency (SolidWorks/Creo/NX)

FEA/CFD analysis

Mechanical design & product dev

Leadership & mentoring

Technical communication

Education

Bachelor's degree in Mechanical Engineering

Master's degree (preferred)

Tools

SolidWorks

Creo

NX

PLM/PDM tools

Job description

Valar Atomics in the United States seeks a Senior Mechanical Design Engineer to design, develop, and validate mechanical systems for next‑gen power technologies. You will own major subsystems, drive DFM improvements, and mentor engineers across cross‑functional teams.

You will deliver production‑ready hardware, apply advanced CAD and analysis tools, and help advance scalable nuclear energy solutions with a focus on manufacturability and cost efficiency.