Senior Mechanical Engineer, Pulsed Power Systems

Pacific Fusion; Fremont (CA); On-site; USD 140,000 - 200,000; Full time

Benefits offered by this job

Equity plan

6% employer 401k matching

Paid time off

Medical, Dental, and Vision insurance

Job summary

Pacific Fusion in Fremont, CA seeks a Senior Mechanical Engineer - Pulsed Power to design, build, operate, and advance pulsed power systems central to our fusion platform. This hands-on role requires experience across high-voltage, high-current architectures, controls, and diagnostics.

You will lead R&D work across mechanical and electrical domains, perform data analysis in Python or MATLAB, and drive improvements in reliability and performance while collaborating with plasma physics and

Qualifications

• Bachelor’s degree in Mechanical Engineering, Applied Physics, or a related field.
• 5+ years of demonstrated experience designing complex systems.
• Experience designing, developing, testing and building prototype mechanical/electrical systems.
• Strong background in electronic design, control systems, and PLC software development.
• Proficiency in circuit simulations (SPICE, PSCAD, COMSOL) and data analysis using Python, MATLAB, or equivalent tools.
• Familiarity with CAD software (SolidWorks, ANSYS, COMSOL Multiphysics).

Responsibilities

• Design, build, and operate pulsed power systems, including high-voltage and high-current architectures and control systems for pulsed power operation, safety, and automation.
• Operate pulsed power systems during testing and data acquisition campaigns.
• Ensure safe, reliable operation of high-energy systems in accordance with company safety protocols.
• Acquire, process, and analyze data from pulsed power experiments to evaluate system performance and stability.
• Develop tools and workflows for data collection, visualization, and interpretation.
• Translate experimental results into actionable insights for next-generation pulser design.
• Take ownership of pulsed power subsystem advancement and roadmap execution.
• Lead design reviews, experimental planning, and technical documentation.
• Collaborate with mechanical, electrical, and plasma physics teams to iterate and improve designs.
• Drive continuous improvement in reliability, efficiency, and diagnostic capability.

Skills

Prototype design

R&D project delivery

Electronic design

PLC software

Circuit simulations

CAD & analysis

Education

Bachelor's degree in Mechanical Engineering, Applied Physics, or related field

Tools

SolidWorks

ANSYS

COMSOL Multiphysics

PSCAD

SPICE

Python

MATLAB

Job description

Pacific Fusion in Fremont, CA seeks a Senior Mechanical Engineer - Pulsed Power to design, build, operate, and advance pulsed power systems central to our fusion platform. This hands-on role requires experience across high-voltage, high-current architectures, controls, and diagnostics.

You will lead R&D work across mechanical and electrical domains, perform data analysis in Python or MATLAB, and drive improvements in reliability and performance while collaborating with plasma physics and