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Product Design Engineer

Mill story
Full Timesenior
San Bruno, California$180k – $235kPosted 12 weeks ago

Role Overview

Mill story is hiring a senior-level Product Design Engineer. This is a full-time role in San Bruno, California. Part of Mill story's Qa hiring. The posted range is $180k to $235k. Full responsibilities, required qualifications, and the apply link are listed in the description below.

Salary Context

This role offers $180k-$235k. The median for Senior-level Qa roles is $100k-$140k (based on 53 listings). 73% above median.

Resume Keywords to Include

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ORSupply ChainCompensationBenefitsMillTensCommercialAt

Job Description

Mill is a waste prevention technology company reimagining what it means to eliminate waste, starting with food. We build smart systems and infrastructure for homes, businesses, and municipalities that transform food scraps from landfill-bound waste into valuable resources, including chicken feed. Tens of thousands of Mill’s residential food recyclers are already helping households divert millions of pounds of food scraps every year, paving the way for our upcoming launch of Mill Commercial—the industry’s first end-to-end solution for managing, understanding, and preventing food waste in commercial environments (e.g. grocery, restaurants, food services). At Mill, we are passionate about building easy-to-use, beautifully designed technologies that keep food in the food system and out of landfills.

As a member of Mill’s Product Design Engineering team you will be part of a cross functional team to design, validate and ship Mill's hardware products. You will work closely with other members of the PD team as well as cross functional groups including Industrial Design, Electrical Engineering, Reliability, Product Management and Operations.

Objectives of this role:

  • Design mechanical systems to balance complex tradeoffs between cross functional teams including Industrial Design, Electrical Engineering, Reliability, Product Management and Operations
  • Generate detailed CAD models, specifications and documentation
  • Prototype, Test and Analyze component and system designs 
  • Validate and system performance and iterate designs to achieve targets
  • Create predictive models and correlate with real world performance
  • Perform root cause analysis of performance failures and drive corrective actions
  • Work directly with the supply chain to ensure parts are properly manufactured and assembled.

Qualifications

  • BS degree in mechanical engineering or equivalent
  • 7+ years experience working in mechanical product design. Consumer Electronics or Home Appliance industries are preferred
  • Expertise in CAD modeling, experience with NX is preferred.
  • Detailed knowledge of plastic and metal part manufacturing processes
  • Solid understanding of product design concepts including Design for Manufacturing (DFM), Design for Assembly (DFA), Tolerance Analysis
  • Demonstrated ability to apply engineering fundamentals to find simple solutions to complex problems
  • A strong desire to work hands-on
  • Strong communication skills

The estimated base salary range for this position is $180k to $235k, which does not include the value of benefits or a potential equity grant. A wide range of factors are considered in making compensation decisions, including but not limited to skill sets, market conditions, experience and training, licensure and certifications, and business and organizational needs.

About Mill story

Mill story logo

Mill story

millstory.in

QaOn-site

1 other open role at Mill story on TryApplyNow.

Frequently Asked Questions

How do I apply for the Product Design Engineer position at Mill story?

Use the Apply button above to submit your application directly to Mill story. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Product Design Engineer position at Mill story located?

This position is based in San Bruno, California. Mill story has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

How much does the Product Design Engineer role at Mill story pay?

Mill story has posted a compensation range of $180k to $235k for this position. Final offers typically vary based on candidate experience, location, and internal salary bands.

When was the Product Design Engineer role at Mill story posted?

This role was posted on March 31, 2026 (87 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

How much experience does the Product Design Engineer role at Mill story require?

This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Mill story lists their specific requirements in the description below, so review the must-have qualifications closely before applying.

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