Senior Manufacturing Engineer

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . About the Role Job Overview: Pacific Fusion is seeking a Senior Mechanical Engineer with strong manufacturing and NPI experience to lead the build center for our nuclear fusion demonstration system. You will bridge the gap between design and production by developing mechanical design improvements, designing tooling and assembly solutions, and ensuring equipment and facility infrastructure operate reliably as we scale production. Working closely with manufacturing and facilities teams, you’ll resolve mechanical issues, enhance throughput and quality, and develop maintain critical process documentation for assembly and system qualifications. This role is ideal for an engineer who thrives where complex designs rapidly become real hardware. Responsibilities: Develop innovative mechanical designs for complex engineering problems while adhering to ambitious timelines. Develop solutions to improve assembly throughput while maintaining high quality work. Interface with cross functional teams in manufacturing and facilities to ensure on time delivery of final assemblies. Design assembly tooling and lifting fixtures for a high volume manufacturing line. Participate in risk assessments and develop mitigation strategies. Develop and maintain documentation for assembly, lifting, and inspection procedures to maintain a high level of quality relative to critical-to-function features and system characteristics. Perform impact assessments on variances in final assemblies and delivered parts. Qualifications: Bachelor’s Degree in Mechanical Engineering required. A Master’s Degree or PhD is a plus. 5+ years work experience as a Mechanical Engineer. Advanced knowledge of CAD software, such as Creo. Experience in the application of Finite Element Analysis (FEA) and/or Excellent leadership skills, with the ability to mentor and guide junior engineers. Strong understanding of manufacturing processes and DFM (Design for Manufacturability). Excellent problem-solving skills, with a strong attention to detail. Excellent written and verbal communication skills. Pay Range: $147,700 — $221,600 USD Total Compensation & Benefits for Eligible Employees Industry-competitive salary Equity plan 6% employer 401k matching Generous paid time off (including sick leave, vacation, paid family leave) Medical, Dental, and Vision insurance Actual base salary offered will be determined by: experience, skills, and work location. This range is for base salary, our total compensation includes equity and benefits. We welcome you to apply even if your expectations are outside our listed range. Pacific Fusion is committed to creating a diverse environment and is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Pacific Fusion is committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures and throughout employment. If you need assistance