Head of Concept Engineering
Tools for Humanity is a technology company building products for humans in the age of AI. It contributes to World and develops proof-of-human hardware and software, including the Orb, alongside World App services for World ID and digital-asset management.
Projects
About Tools for Humanity
Tools for Humanity is a technology company founded in 2019 and headquartered in San Francisco and Munich. It builds and operates services including World ID App and World App, which provide interfaces for creating and using World ID, accessing Mini Apps, and managing digital assets through a self-custodial wallet. It also develops the Orb and Orb Mini proof-of-human hardware and software, using encrypted iris-imaging processes and open-source components, and leads design and planning for World Spaces.
Skills
About the Role
You will lead the rapid design and fabrication of prototype devices, driving mechanical, electrical and firmware integration to produce both functional and highly cosmetic concept units. You will establish and operate a concept lab, select fabrication equipment, iterate quickly on optics and sensor layouts, and manage internal and external fabrication to meet product decision deadlines. You will work across disciplines to translate ambiguous inputs into clear action plans and ensure prototypes reach the fidelity required to guide product direction.
Requirements
- 10+ years of relevant design leadership experience in mechanical electrical and optical products
- Bachelor's degree or higher in an engineering or design related discipline
- Experience with complex hardware and software integrated products
- Experience in optical design including liquid lenses and optical filtering
- Experience in PCB design and sensor integration including cameras and TOF sensors
- Proven prototyping fabrication and model making skills
- Experience operating autonomously and leading cross-functional efforts across time zones
- Strong written and verbal communication skills
- Ability to read write and speak English fluently
- Attention to detail and ability to turn ambiguous inputs into action plans
Responsibilities
- Lead mechanical and electrical engineering for prototype devices
- Design and fabricate mechanical parts and mechanisms
- Design and develop custom PCBs and sensor placement
- Lead optical system design including liquid lens optical filters and actuated polarizers
- Integrate firmware with hardware for prototype validation
- Build and maintain a concept lab and select fabrication equipment
- Produce high-fidelity cosmetic and functional prototypes
- Collaborate with industrial design and product teams to support prototype needs
- Optimize prototype speed and fidelity to inform product decisions
- Manage external vendors and fabrication partners
- Mentor and lead a team of mechanical and electrical engineers
Benefits
- Unlimited PTO
- Monthly phone reimbursement or company device
- Daily DoorDash credit for in-office meals
- Medical insurance
- Dental insurance
- Vision insurance
- 401k with employer match
- Life insurance
- Mental health benefits
- Commuter benefits
- Professional development stipend