Senior Staff Equipment Mechanical Design Engineer

About the company

Amperesand develops medium-voltage solid-state transformer (MV SST) systems that dramatically improve power density, efficiency, and scalability for AI data centers and other mission-critical electrical loads.

About this role

<div class="content-intro"><p><strong><span data-contrast="none">Company Overview&nbsp;&nbsp;</span></strong><span data-ccp-props="{}">&nbsp;</span></p> <p data-start="82" data-end="157">Amperesand is reinventing how the world powers its most critical systems.</p> <p style="text-align: left;" data-start="159" data-end="479">We are facing a once-in-a-generation opportunity for infrastructure disruption. Electricity demand is skyrocketing, driven by AI factories, electric vehicles, and modern industrial growth. Energy supply is shifting to incorporate a more diverse mix of resources – including solar, gas, and batteries – at a massive scale.</p> <p data-start="481" data-end="858">And yet the power infrastructure behind our latest mega-projects hasn’t meaningfully changed in nearly 100 years. Supply chains for today’s infrastructure equipment can’t match the pace and sophistication of critical energy projects. Amperesand is building hardware and software that rewrites this broken power infrastructure playbook to support a new era of energy abundance.</p> <p data-start="860" data-end="1072">We’ve built a new class of intelligent, software-defined power infrastructure products leveraging a decade of advanced medium voltage Solid State Transformer research that’s now ready for commercial deployment.</p> <p data-start="1074" data-end="1363">Our products and solutions go far beyond the capabilities of traditional electrical equipment. We make power systems that are faster to deploy, dramatically smaller and more efficient, and capable of supporting modern, dynamic energy needs for tomorrow’s most demanding energy consumers.</p> <p data-start="1365" data-end="1533">Scalable in-house advanced manufacturing capability is our foundation for meeting timeline and quality expectation to serve infrastructure customers around the world.</p> <p data-start="1535" data-end="1720">Amperesand is led by breakthrough energy hardware development veterans and funded by top tier investors who share our vision of building a category-defining energy technology company.</p> <p data-start="1722" data-end="1911">With hubs in San Francisco, Reno, and Singapore, our global team is laser focused on building foundational technology to solve the most pressing problems in power infrastructure at scale.</p> <p data-start="1913" data-end="1968" data-is-last-node="" data-is-only-node="">Join us in building the power foundation of the future!</p></div><p>About the job Position: Sr. Staff Equipment Mechanical Design Engineer</p> <p>Job Location: Reno Nevada&nbsp;</p> <p>Company Overview: Amperesand is disrupting industrial power with the first commercialized Solid State Transformer systems. Solid State Transformer systems are much more than a transformer replacement, enabling numerous advanced features to unlock solutions for data centers, EV charging, renewables, microgrids, and industrial installations. We are looking for mission driven team members passionate about making amazing products for worldwide electrification at maximum acceleration. Amperesand is building a global company and looking for talent across our geographies. We are seeking an accomplished and innovative Sr. Staff Equipment Mechanical Design Engineer to join our team and drive the development of custom equipment for manufacturing power electronics products. In this role, you will be responsible for architecting, designing, and validating high-performance mechanical systems and automation equipment, ensuring robust operation in high-power density and thermally constrained environments. You will collaborate closely with product design, manufacturing, controls engineering and test engineering teams to develop scalable and reliable equipment solutions that meet performance, cost, and throughput targets. This position presents a rare and valuable opportunity to influence equipment design from its inception, enabling early integration of design for manufacturability (DFM), design for excellence (DFX), and design for assembly (DFA) principles.&nbsp;As a critical interface between product development and industrialization, you will help translate cutting-edge hardware concepts into production-ready systems that meet the demands of high-volume, high-reliability manufacturing.</p> <p>&nbsp;</p> <p><strong>Responsibilities: </strong></p> <ul> <li>Conceptualize, design, and develop custom automation equipment, tooling, and fixtures.</li> <li>Utilize CAD software (SolidWorks, CATIA, AutoCAD, etc.) to create detailed mechanical designs</li> <li>Contribute to product DFA to improve overall manufacturing cost and quality</li> <li>Conduct stress analysis, thermal analysis, and tolerance stack-ups to ensure robustness</li> <li>Design equipment for manufacturability (DFM), assembly (DFA), and reliability (DFR).</li> <li>Develop mechanical systems incorporating servo motors, actuators, pneumatics, hydraulics, and robotics</li> <li>Work with controls and electrical engineers to integrate PLC, HMI, sensors, and vision systems.</li> <li>Optimize design of equipment for repeatability, precision, availability, and cycle time</li> <li>Lead prototyping efforts, including vendor coordination, in-house fabrication, and testing</li> <li>Conduct design validation (DV) and process validation (PV) for new equipment</li> <li>Perform root cause analysis and troubleshooting of mechanical failures</li> <li>Develop assembly line automation solutions, including robotic cells and material handling systems</li> <li>Act as the technical lead for large-scale equipment design and procurement</li> <li>Coordinate with controls, electrical, and software teams to develop fully integrated systems</li> <li>Manage vendors and suppliers for custom mechanical components and automation systems</li> <li>Lead design reviews, FMEA (Failure Mode &amp; Effects Analysis), and risk assessments</li> <li>Identify opportunities for equipment optimization, efficiency improvements, and cost reduction</li> <li>Implement Lea