Mill · 13 hours ago
Lead Mechanical Engineer
San Bruno, CA
Full-time
Onsite
Senior Level, Lead/Staff
$190K/yr - $235K/yr
7+ years expMill is a waste prevention technology company focused on eliminating food waste by transforming it into valuable resources. The Lead Mechanical Engineer will design and validate next-generation hardware products, collaborating with cross-functional teams to ensure energy efficiency, reliability, and user experience.
Animal FeedCleanTechFood ProcessingRecyclingSustainabilityWaste Management
Responsibilities
Lead the mechanical design of a next generation Mill Food Recycler with a focus on energy efficiency, reliability, size optimization and UX. Collaborate cross-functionally with electrical engineering, systems engineering, firmware, industrial design, product management, and business development teams to incorporate key constraints and requirements into the final product
Develop novel approaches for grinding, heating, condensing, and emptying mechanisms via proof of concept prototypes, thermal and structural simulations, and physical mock ups
Engineer parts and systems for scale with careful consideration of cost, part consolidation, ease of assembly, and repairability
Work with Mill operations team, suppliers, and CM partners to source customs and OTS components, validate manufacturing processes, and troubleshoot both factory and field issues
Drive testing and validation across thermal, mechanical, durability, and safety dimensions—ensuring the product meets certification standards and product lifetime requirements
Mentor and support engineers earlier in their career as we work through multiple phases of product development
Qualification
Required
BS degree in mechanical engineering or equivalent
7+ years experience working in mechanical product design designing multiple parts in complex systems. Has a track record of taking multiple products from concept phase to mass production. Home and industrial appliance industries are preferred
Strong working knowledge of mechanisms, thermals, and fluid dynamics
Expertise in CAD modeling, experience with NX is preferred
Detailed knowledge plastics and metal part manufacturing processes (die casting, sheet metal, investment casting, CNC machining, plating/finishing) along with other fabrication methods for high volume production
Mastery of Design for Manufacturing (DFM), Design for Assembly (DFA), Tolerance Analysis, GD&T
Experience performing simulations (FEA, Thermal, CFD) and rapid prototyping to validate designs
Demonstrated ability to apply engineering fundamentals to find simple solutions to complex problems
Self driven with strong organization and communication skills
Ability to travel up to 10%
Preferred
Experience with NX is preferred
Home and industrial appliance industries are preferred
Company
Mill
Mill offers a kitchen bin that dries, shrinks, and de-stinks leftover food, eliminating food waste.
51-200 employees
H1B Sponsorship
Mill has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (6)
2024 (4)
2023 (1)
Funding
Current Stage
Growth StageTotal Funding
$70.38MKey Investors
Climate Pledge FundPrelude Ventures
2025-12-16Series Unknown
2023-09-06Series C· $70M
2023-04-01Series Unknown· $0.38M
Leadership Team
Matt Rogers
Founder & CEO
Jeff Hoever
CFO
Recent News
FoodHack Weekly
2025-12-20
PR Newswire
2025-12-19
2025-12-19
Company data provided by crunchbase