Senior Molten Salt Process & Equipment Engineer

Commonwealth Fusion Systems LLC; Massachusetts; On-site; USD 110,000 - 185,000; Full time

Benefits offered by this job

Equity

13 Company-wide Holidays

Flexible vacation days

10 sick days

Generous parental leave policy

Health, dental, and vision insurance

401(k) with employer matching

Professional growth opportunities

Team-building activities

Job summary

Commonwealth Fusion Systems LLC is seeking a Senior Fuel Cycle and Blanket Mechanical Engineer to drive the design and delivery of molten salt process equipment, including ASME tanks, heat exchangers, piping systems and gas processing equipment. This role requires collaboration with internal teams and external partners to meet ARC's ambitious targets.

You will lead high-temperature equipment design, ensure safety-focused operations, coordinate with suppliers and construction teams, and track

Qualifications

• Bachelor's degree in Chemical or Mechanical Engineering.
• 8+ years of work experience.
• Detailed knowledge of ASME BPVC and B31.3 and their use in designing process equipment and piping systems.
• Design of industrial scale fixed equipment.
• Design of higher temperature equipment and components.

Responsibilities

• Lead and contribute to the design of fluid process systems for testing at varying scales.
• Develop specifications and designs of high-temperature molten salt process equipment, including vessels, tanks, valves, pumps and piping systems.
• Be the technical lead interfacing with suppliers and construction teams to procure, install and commission process equipment.
• At later project stages, support fixed equipment mechanical reliability.
• Support pipe stress evaluations working with piping stress engineers.
• Collaborate across CFS teams to incorporate R&D learnings and interfacing system requirements into component designs and specifications.
• Actively engage with suppliers, contactors and CFS teams to put safety first at all project stages.

Skills

Problem solving

Communication

Teamwork

Safety focus

Learning agility

Education

Bachelors degree in Chemical or Mechanical Engineering

Tools

CAD

P&IDs

Job description

Commonwealth Fusion Systems LLC is seeking a Senior Fuel Cycle and Blanket Mechanical Engineer to drive the design and delivery of molten salt process equipment, including ASME tanks, heat exchangers, piping systems and gas processing equipment. This role requires collaboration with internal teams and external partners to meet ARC's ambitious targets.

You will lead high-temperature equipment design, ensure safety-focused operations, coordinate with suppliers and construction teams, and track