Tacit · 1 week ago
Product Mechanical Engineer
San Francisco, CA
Full-time
Onsite
Mid, Senior Level
$120K/yr - $180K/yr
5+ years expTacit is an early-stage, stealth tech startup based in San Francisco, focused on developing innovative hardware for human-computer interaction. The Product Mechanical Engineer will work with cross-functional teams to bring next-generation wearable hardware from concept to mass production.
Computer Software
Responsibilities
Support mechanical design and integration of complex electro-mechanical assemblies
Develop 3D CAD models, mechanical layouts, and assemblies in SolidWorks
Drive DFM, tolerance analysis, and reliability validation
Collaborate with EE and ID teams to define mechanical constraints, MCOs, and packaging approaches
Manage prototype builds and coordinate with ODMs and contract manufacturers during development and production
Participate in failure analysis, reliability testing, and design revisions
Qualification
Required
5+ years of experience in mechanical design for consumer electronics, ideally including headphone or wearable devices
Hands-on experience taking at least one product from concept through mass production
Proficient in SolidWorks or similar 3D CAD software
Familiar with injection molding, machining, adhesives, and assembly design
Understanding of DFM, tolerance stack-up, and reliability fundamentals
Strong communication and documentation skills for cross-functional collaboration
Comfortable in a fast-paced, iterative startup environment
Preferred
Prior experience developing over-ear headphones
Experience with soft goods, such as ear cushions or headband materials
Familiarity with mechanical or thermal simulation (FEA)
Exposure to ODM/CM collaboration and overseas manufacturing
Knowledge of materials selection and ergonomics for wearable products
Background in acoustic or thermal design integration
Benefits
Equity
Company
Tacit
We are an early-stage, stealth tech startup based in San Francisco, developing innovative hardware that rethinks human-computer interaction.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase