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Hardware Prototype Technician

Span

San Francisco permanent

Posted: October 29, 2025

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Job Description

Our Mission  

SPAN is enabling electrification for all ⚡

We are a mission-driven company designing, building, and deploying products that electrify the built environment, reduce carbon emissions, and slow the effects of climate change.

• Decarbonization is the process to reduce or remove greenhouse gas emissions, especially carbon dioxide, from entering our atmosphere.

• Electrification is the process of replacing fossil fuel appliances that run on gas or oil with all-electric upgrades for a cleaner way to power our lives.

At SPAN, we believe in:

• Enabling homes and vehicles powered by clean energy

• Making electrification upgrades possible

• Building more resilient homes with reliable backup

• Designing a flexible and distributed electrical grid

The Role

SPAN is seeking a skilled and creative Hardware Prototype Technician to join the Prototyping team. This position will be essential in creating hardware prototypes and supporting engineering and R&D projects. As a Hardware Prototype Technician, you will leverage your experience with rapid prototyping and fabrication techniques to deliver quick-turnaround parts, modify off-the-shelf components, and implement creative solutions to a wide range of design problems.

Responsibilities

• Operate and program CNC milling centers, routers, and 3D printers.

• Read and interpret technical drawings for prototype creation.

• Fabricate metal and plastic parts using various tools.

• Collaborate with multiple teams (hardware, electrical, firmware, etc.) to generate ideas and iterate on prototypes.

• Design and build prototypes, test fixtures/ or other custom solutions.

• Maintain records of equipment maintenance, calibration, and repairs.

• Document lab procedures and workflows.

• Maintain a safe, clean work environment.

• Work autonomously and collaboratively in a small team.

About You 

Required Qualifications

• HS Diploma with 5+ years related experience.

• Proficiency with 3D CAD software and rapid prototyping tools.

• Proficiency with common shop tools and equipment (drills, saws, etc).

• Experience with electrical instrumentation (DMMs, Oscilloscopes, etc).

• Strong problem-solving, communication, and teamwork skills.

• Experience with electrical (AC and DC) and mechanical systems.

• Familiarity with the hardware prototyping process.

• Comfortable adapting and learning new concepts and processes.

• Ability to lift up to 50 lbs.

Bonus Qualifications

• Experience with Haas controls and G-Code.

• Experience in a manufacturing environment.

• Experience with home electrical wiring and similar contractor skills.

• Comfort with Atlassian Suite (Jira, Confluence, Trello).

• First aid / AED / CPR training.

Life at SPAN

Headquartered in San Francisco’s vibrant SoMa neighborhood, we are an eclectic group of creative thinkers who value open communication, teamwork, and a ‘make it happen’ approach to addressing complex challenges. 

SPAN embraces diversity and equal opportunity in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. 

We’re hiring talented individuals who are driven by success and are passionate about shaping the future of renewable energy. If that sounds like you, we’d love for you to consider joining the rapidly growing team at SPAN.

The Perks:

⚡ 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 twenty four (24)  weeks 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 flexible time off

 

Interested in joining our team? Apply today and we’ll be in touch with the next steps!

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