Principal Mechanical Engineering Architect

5 days ago


San Francisco, California, United States SPAN Inc Full time
About the Role

We are seeking a seasoned mechanical engineer or engineering manager to lead the development of market-leading hardware through all stages of a product's development lifecycle.

As a mechanical engineering manager, you will lead the execution of multiple programs and be accountable for meeting timelines and milestones.

Candidates should be comfortable and excited to grow a team of highly skilled mechanical engineers to advance Span's product portfolio.

In this role, you will drive efforts to optimize our products, grow Span's IP, and collaborate with our electrical, firmware, manufacturing, and reliability teams to implement technologies that electrify the home and delight our customers.

Key Responsibilities
  • Define system architecture and create engineering requirements for components and systems.
  • Develop initial concepts for mechanical architectures.
  • Downselect designs based on cost, feasibility, schedule impact, and reliability.
  • Be in charge of designs for optimized solutions and product schedules.
  • Be able to step in and lead / mentor less experienced teammates when needed. Facilitate design reviews.
  • Support executive staff with business analysis of research and development projects and manufacturing options e.g. outsource versus internal to Span and which components are ripe for vertical integration.
  • Hands-on hardware analysis, bring-up, and thermal optimization.
  • Own full product lifecycle: specification, design, prototype, certification, reliability, validation, and manufacturing.
About You

We are seeking a seasoned mechanical engineer or engineering manager who has:

  • BS in Mechanical Engineering or similar field.
  • Have 15+ years of experience developing hardware products for production. You have seen the full production cycle from ideation to manufacturing on multiple products.
  • Have experience in static/dynamic structural, modal and thermal analysis using hand calculations as well as FEA software.
  • Experience in generating mechanical requirements.
  • Experience in the early stages of concept development across multiple design cycles.
  • Effectively communicate technical concepts, ideas and knowledge to other team members, including mentoring junior members of the team.
  • Significant experience in Solidworks 3D CAD, 2D detailed drawings.
  • Hands-on approach to hardware bring-up, whether it be building a prototype or performing testing.
  • Experience working closely with contract manufacturers and leading design for manufacturing.
  • Remain engaged, proactive and positive in tough circumstances, owning assignments and taking full accountability for overall team success.
  • Are passionate about renewable energy and energy storage.
Bonus Qualifications

We would love to hire someone who has:

  • Experience leading a team, guiding multiple programs to success from the concept stage through manufacturing applying a disciplined project development methodology.
  • Experience developing performance validation, environmental testing, and reliability testing.
  • Knowledge of national and international safety and regulatory requirements such as UL, National Electric Code(NEC), IEC, and ISO.
  • Design experience with products that connect to the electrical grid, NEMA 3R enclosures, and/or complex thermal requirements.
What We Offer

Competitive compensation + equity grants at a well-funded, venture-backed company

Comprehensive benefits: 100% employee premiums for base plans on medical, dental, vision with options for additional coverage. Parental leave up to six (6) months depending on eligibility

Comfortable, sunny office space located near BART and Caltrain public transit

Strong focus on team building and company culture: Employee Resource Groups, monthly social events, SPANcakes recognition breakfast, lunch, and learns

Flexible hours, one holiday per month, and unlimited PTO



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