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Lead Piping Engineer


Job Location:

Devens, MA - USA

Yearly Salary: $ 130000 - 200000
Posted: 26 August 2026 (22 hours ago)
Application Deadline: 23 November 2026
Vacancies: 1 Vacancy

Job Summary

About Commonwealth Fusion Systems:
Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy.
Combining decades of research top talent and new technologies were designing and building commercially viable fusion power plants. And were working with policymakers suppliers and many others to build the energy industry of the future.
Were in the best position to make it happen. Since 2018 weve raised $4 billion of capital making us the largest and leading fusion company in the world.
Now were looking for more thinkers doers builders and makers to join us. People wholl bring new perspectives solve tough problems and thrive as part of a team.
If thats you and this role fits we want to hear from you.

Join the power movement as Lead Piping Engineer

As the Lead Piping Engineer you will lead all piping engineering functions including pipe stress analysis piping standards and material specifications and pipe support design. Depending on project needs and team structure perform these engineering activities directly or provide technical leadership by overseeing coordinating and delegating work to the piping engineering team or contractors.

What youll do:
Pipe Stress Engineering
  • Establish and document pipe stress methodologies standards and best practices
  • Perform pipe stress analyses using industry-standard pipe stress software (e.g. AutoPIPE)
  • Evaluate piping systems for sustained thermal expansion occasional seismic wind and dynamic loading conditions
  • Design and specify pipe support systems including spring supports restraints guides anchors and hangers
  • Develop maintain and continuously improve the companys standard pipe support catalog
  • Prepare and maintain piping stress calculations reports design documentation and supporting engineering records
  • Ensure piping designs comply with applicable codes and standards including ASME B31.1 ASME B31.3 and other relevant industry standards
  • Coordinate with piping designers mechanical engineers civil/structural engineers equipment engineers and project teams to optimize piping layouts and support configurations
  • Evaluate equipment nozzle loads and ensure compliance with vendor allowable loads and applicable standards
  • Perform fatigue assessment and analysis for piping systems and components subjected to cyclic operating conditions
  • Conduct creep evaluations of piping systems operating within the creep temperature range to ensure long-term integrity over the plants design life
  • Perform dynamic and pulsation analyses of suction and discharge piping systems to verify operational reliability and compliance with design requirements
  • Evaluate piping systems for vibration susceptibility and develop engineering solutions to mitigate vibration-related issues
  • Collaborate with equipment vendors to integrate pulsation dampeners and ensure compatibility with piping system design and performance requirements
  • Recommend design modifications to minimize piping stresses and improve system reliability and constructability
  • Perform buckling calculations on vacuum piping systems
  • Review vendor drawings equipment data and support details for compliance with project requirements
Pipe Specification and Material Engineering
  • Develop maintain and standardize company-wide piping material specifications
  • Establish material selection philosophies and engineering best practices
  • Select piping materials based on process conditions operating temperatures and pressures corrosion erosion fluid compatibility and applicable codes
  • Prepare piping material specifications valve specifications specialty item specifications and procurement documentation
  • Ensure piping materials comply with applicable codes standards and project requirements including ASME ASTM API MSS NACE and other applicable industry standards
  • Perform material compatibility and corrosion evaluations for process and utility piping systems
  • Review evaluate and approve piping specification deviations and technical exceptions
  • Support value engineering initiatives by evaluating alternative materials and products while maintaining compliance and reliability
  • Support procurement activities

Supervisory Responsibilities:

  • Serve as technical authority for piping engineering within the organization
  • Plan prioritize and coordinate pipe engineering resources to support project schedules including staffing resource forecasting and workload planning
  • Assign oversee and review work performed by internal engineers contractors and third-party engineering firms
  • Ensure piping engineering deliverables are completed on schedule and meet company quality standards
  • Participate in interdisciplinary design reviews HAZOPs constructability and design reviews
  • Provide technical guidance and mentoring to piping engineers and designers
  • Interface with clients equipment vendors contractors and regulatory agencies on piping engineering matters
What were looking for:
  • Bachelors degree in mechanical engineering structural engineering or equivalent engineering program from an accredited four (4) year university or equivalent work experience
  • Minimum ten (10) years of job-related experience in piping engineering including pipe stress analysis and piping materials/specifications
  • Strong knowledge of applicable codes and standards including ASME B31.1 ASME B31.3 MSS ASME Boiler and Pressure Vessel Code ASTM API MSS NACE WRC-537 and ISO
  • Experience using pipe stress analysis software preferably AutoPIPE. Experience with CAESAR II ROHR or PEPS is also acceptable
  • Experience selecting materials for high-temperature service molten salt systems cryogenic applications vacuum piping systems corrosive environments and pressure-containing systems
  • Ability to communicate effectively with a variety of audiences including management coworkers vendors and contractors
  • Proficiency with standard computer applications including Google Workspace Microsoft Word Microsoft Excel web browsers and email applications
  • Experience with Navisworks is preferred
Bonus points for:
  • Professional Engineer (PE) license or ability to obtain licensure
  • Experience with Navisworks
  • Experience with 3D plant design software (e.g. Plant 3D SmartPlant AVEVA E3D or CADWorx)
  • Experience in power generation industrial process facilities chemical processing molten salt systems or energy projects
Must-have Requirements:
  • Perform activities such as stooping climbing typing standing or sitting for extended periods of time
  • Dedication to safety to mitigate industrial hazards that may include heat cold noise fumes strong magnets lead (Pb) high voltage and cryogenics
  • Willingness to travel or work required nights/weekends/on-call occasionally
$130000 - $200000 a year
Salary range for this full-time position equity benefits.The actual salary will depend on level location qualifications and experience. The range displayed on each job posting reflects new hire salaries for the position across all US locations. Benefits include:
Competitive compensation with 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
#LI-Remote

At CFS we excel in fast-paced environments driven by our values of integrity execution impact and self-critique. As we grow were eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges.
We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally regardless of race color national origin ancestry citizenship status protected veteran status religion physical or mental disability marital status sex sexual orientation gender identity or expression age or any other basis protected by law.
This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively Export Control Laws). Any offer of employment will be contingent on the need for compliance with such Export Control Laws.

Required Experience:

IC


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The fastest path to clean, limitless fusion energy.

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