Senior Mechanical Engineer

About the role

Location: Everett, WA • Employment Type: Full time • Location Type: On-site • Department: Mechanical Engineering

Helion is a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Since its founding in 2013, Helion has raised $1.5 billion from investors including Sam Altman, Mithril, Capricorn Investment Group, Thrive Capital, LightSpeed Venture Capital, SoftBank, and others. The current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million degrees Celsius (13 keV). Helion is iterating toward the world's first fusion power plant, Orion.

Responsibilities

• Own hardware designs for Helion's fusion generator prototypes.
• Solve multidisciplinary engineering problems necessary for deploying fusion energy to the world and act as a culture driver on a growing team.
• Own and understand subsystem designs such as electromagnetic, structural, fluid, thermal and control systems, and improve their requirements.
• Learn from historical engineering approaches, design novel hardware, and test your solutions.
• Design fusion hardware within 3D CAD software (e.g. NX, Solidworks).
• Perform analysis with tools like ANSYS and hold design reviews to gather feedback and iterate to a fully functioning system.
• Learn from experts to expand your engineering skillset and domain knowledge.
• Work hands-on alongside experienced technicians to implement your hardware designs.
• Troubleshoot hardware issues as they arise on integrated fusion generators.

Requirements

• Bachelor's degree in engineering.
• 8+ years of professional experience delivering on full-scope engineering projects (including schedule ownership).
• Experience applying engineering first-principles and method-based thinking to challenging problems.
• Hands-on exposure to a variety of engineering disciplines (mechanical, electrical, fluids).
• Advanced experience with CAD software (e.g. NX, Solidworks).
• Moderate experience with FEA software (e.g. ANSYS, FEMAP).
• Moderate experience with GD&T and generating engineering drawings per ASME Y14.5.

Benefits

• Medical, Dental, and Vision plans for employees and their families.
• 31 Days of PTO (21 vacation days and 10 sick days).
• 10 Paid holidays, plus company-wide winter break.
• Up to 5% employer 401(k) match.
• Short term disability, long term disability, and life insurance.
• Paid parental leave and support (up to 16 weeks).
• Annual wellness stipend.

Pay

Compensation range: $182K – $214K.