Product Design Engineer; Mechanical

Position: Product Design Engineer (Mechanical)
You will be a core part of our engineering team, developing the mechanical systems and product architecture behind our real-time microbial imaging devices. This is a hands-on, collaborative role where you'll iterate quickly across design, prototyping, testing, and production alongside a multidisciplinary team, with significant opportunities for technical leadership as the company scales.

About Mango, Inc.

Mango is a new type of microscope for rapid bioburden testing.

Description

About the Company

Mango is a new type of microscope. Our innovative approach enables us to grow microbes and observe their growth in real time. Located in West Los Angeles, our 19-person team combines expertise in business, mechanical engineering, bioengineering, and software development. We've honed our skills at various startups, including Snapchat, and now we're focused on turning this groundbreaking idea into a practical tool for pharmaceutical manufacturing.

If you're looking for a challenge and want to contribute to a project that could change the way we view the microscopic world, we'd love to hear from you.

Location

West Los Angeles, CA (Hybrid work model - onsite 3-5 days per week)

Role and Responsibilities

You will be a core part of our engineering team, developing the mechanical systems and product architecture behind our real-time microbial imaging devices. This is a hands-on, collaborative role where you'll iterate quickly across design, prototyping, testing, and production alongside a multidisciplinary team, with significant opportunities for technical leadership as the company scales. You will:

Collaborate with microbiologists, designers, electrical engineers, software engineers, and sales teams to define, design, and build complex electromechanical systems for analyzing biological samples.

Design precision mechanical assemblies including plastic and metal components, optics, PCBAs, and actuators.

Develop high-volume, single-use laboratory equipment for testing biological samples while keeping usability, manufacturing, and cost in mind.

Prototype, test, and validate designs against product requirements using 3D printing, machining, and in-house tools.

Refine product designs using Design for Manufacturability (DFM), Design for Assembly (DFA), FEA, reliability testing, and statistical tolerance analysis techniques

Key Qualifications

Bachelor's or Master's degree in Mechanical Engineering, Mechatronics, or Product Design Engineering.

5+ years of experience as a Product Design Engineer, Mechanical Engineer, or related role in the biomedical/biotech or consumer electronics industry.

Strong proficiency in 3D CAD software (Siemens NX preferred).

A solid understanding of engineering fundamentals (material properties, heat transfer, manufacturing methods).

Experience working directly with contract manufacturers and component suppliers from prototype builds to mass production.

Exceptional troubleshooting and problem-solving abilities.

Excellent communication and collaboration skills.

Willingness to travel to supplier and customer sites domestically and internationally (up to 15%)

Authorized to work in the US (no sponsorship available for this role)

Preferred Qualifications

Experience with the design, manufacturing, and qualification of biomedical, biotech, or pharmaceutical consumables and packaging.

Experience designing robotics, equipment, and/or systems for laboratory or manufacturing automation.

Experience leading projects or project teams.

Familiarity with optical and electronics systems.

Exposure to quality systems and regulatory standards (e.g., ISO 9001)

Professional working proficiency in Mandarin Chinese.

Benefits

• Competitive salary and equity based compensation.
• Health, dental, vision, and life insurance.
• Flexible working hours and hybrid work model.
• Supportive and innovative team environment.