Principal Mechanical Engineering Lead (Particle Labs USA)

Particle Labs USA We are an advanced technology company at the forefront of next-generation particle and accelerator science, building transformative solutions with real-world impact. Our founding team brings deep expertise in physics, engineering, and commercialization, with a proven track record of translating complex scientific innovation into scalable technologies.

Backed by leading venture capital firms, we have successfully raised significant funding to accelerate our mission and growth. As part of our strategic expansion, we are establishing operations in New Mexico—one of the most concentrated ecosystems for advanced physics and accelerator science in the country. With proximity to world-renowned national laboratories, research universities, and a highly specialized technical workforce, New Mexico offers unparalleled access to talent and infrastructure in high-energy physics and related fields.

This expansion represents a major investment in building a hub for cutting-edge research, development, and commercialization. We are actively assembling a world-class team to lead this effort—bringing together experts in accelerator physics, engineering, and operations to shape the future of the industry. Why Join Us: Build from the ground up: directly shape our Albuquerque lab and R&D test environment Make an impact: Your systems will enable critical research in various accelerator applications Grow with us: Work alongside leading researchers, operators, and investors in a mission-driven environment Competitive pay, full benefits, and equity in a company shaping the future of energy The Principal Mechanical Engineering Lead will have overall responsibility for executing the mechanical design, build, and integration of a complete electron accelerator system.

This person will manage the mechanical engineers and technicians and oversee the mechanical design and integration of the accelerator’s major subsystems. The role requires experience and a proven track record in accelerators and/or coupled cavity vacuum electronic devices. What You’ll Do: Lead the mechanical design, development, build, and integration Manage day-to-day mechanical engineering activities, including schedule, planning, prioritization, resource allocation.

Oversee the development, documentation, and integration of key subsystems, including RF systems, electron beam-related systems, high-power, vacuum, cooling, and other supporting technologies. Ensure effective coordination and teamwork between engineering disciplines. Identify technical risks, develop mitigation plans, and drive problem-solving across the program.

Work closely with the Chief Scientist to ensure that program execution remains aligned with the company’s scientific objectives.

Requirements

Bachelor’s and 12 years’ experience or Master’s and 10 years’ experience in particle accelerator or coupled cavity vacuum electronic devices. Proven track record of working with large systems. Ability to run a small to medium sized technical team. Ability to write specifications, create and review technical drawings, and communicate with subcontractors, vendors, and suppliers.

Deep knowledge of accelerating structures, brazing, precision machining, design CAD tools, modeling CAD tools, vacuum systems, cooling systems, and related technical disciplines. Strong understanding of build, integration, and the practical challenges involved in developing a full accelerator platform.

Benefits

Full range of competitive benefits including medical, dental, vision, retirement plans, holiday and paid vacations, and parental leave.