Hardware Engineer – Physical Product Design

Job Description:

• Take design briefs, rough concepts, and product requirements and develop them into detailed 3D models with a clear path to production
• Translate design intent into precise, buildable engineering
• Create parts ready for injection molding, accounting for materials, tolerances, draft, wall thickness, and assembly
• Design injection molds and work through production details
• Run mold flow analysis to predict filling, cooling, and part performance, then refine designs
• Build mockups and prototypes for early design review and testing
• Iterate designs based on prototype feedback until product goals are met
• Own projects from concept through revisions, validation, and production-ready designs
• Collaborate with design and manufacturing teams on practical production requirements
• Ensure products are safe, reliable, and built to last
• Review product performance in production and use, applying lessons to future designs

Requirements:

• Hands-on experience designing medical-grade products or medical devices; mandatory for the role
• 7–10 years of experience in product engineering or physical product design
• Advanced proficiency in SolidWorks and Fusion 360
• Hands-on experience designing parts and molds for injection molding
• Experience running mold flow analysis and using the results to improve a design
• Portfolio or examples of products designed and taken into production, with a clear explanation of contribution
• Experience building mockups and prototypes and guiding a product through many rounds of iteration
• Ability to listen closely to design requirements and execute on them with precision
• Practical judgment balancing design intent with manufacturing constraints
• Comfort working independently and owning projects end to end
• Comfort receiving feedback, revising work, and staying aligned with an established product vision
• Curiosity and willingness to build deep knowledge of the company, products, and customers
• Follow-through and ability to manage multiple projects, prototypes, and deadlines
• Background in mechanical engineering, industrial design, medical device development, or consumer product engineering

Benefits:

• Meaningful equity aligned with the scope and impact of your role
• Flexible, remote-first work environment
• Generous Paid Time Off and company holidays
• 401(k)
• Monthly Rythm membership with full access to at-home blood testing and personalized health insights
• Healthcare with monthly premium fully covered by the business
• High ownership and visibility from day one, with the opportunity to make a meaningful impact
• The chance to help shape the future of personalized health and preventative care
• A small, collaborative, mission-driven team that moves quickly and values great ideas regardless of title