Application Engineer - Plastics Job San Francisco area,California USA,Engineering

Application & Product Engineer – Plastics

Minth Group is a global Tier-1 supplier with a strong manufacturing and engineering footprint across North America (United States, Mexico, Canada) and global operations in Asia and Europe. Building on its leadership in automotive systems and advanced manufacturing, Minth is expanding into robotics, AI server cooling systems, advanced power and energy systems, and other non-automotive growth areas.

The Application & Product Engineer – Plastics is a customer-facing technical role responsible for supporting plastic product development, feasibility study etc. for next-generation products. This position bridges customer requirements, product concepts, and real manufacturing capability, supported by Minth's North America plants and global engineering resources.

Key Responsibilities

Product Engineering & Feasibility

Evaluate technical feasibility of plastic parts and subsystems for robotics, AI cooling, and energy-related applications

Support material selection, part architecture, and design trade-off discussions

Identify technical risks early and communicate clearly to internal teams and customers

Customer & Technical Sales Support

Participate in customer technical discussions, RFIs, and RFQs

Support early project nomination activities through technical clarification and feasibility presentations

Work with sales and strategy teams as the technical interface for plastic products

Manufacturing & Process Awareness

Collaborate with manufacturing teams in North America and globally to assess:

- Injection molding feasibility

Tooling concepts and risks - Quality, yield, and scalability considerations

Provide manufacturing-reality input before any commitments are made

Technology & Product Exploration

Participate in exploration of new materials, processes, and product concepts relevant to future markets

Support internal evaluation of whether new ideas are technically and commercially realistic for Minth

Qualifications

Required

Bachelor's or Master's degree in Mechanical Engineering, Materials Engineering, or related field

5+ years of experience in plastic product development (automotive, industrial, robotics, aerospace, or related)

Exposure to plastic materials and manufacturing processes

Ability to communicate technical concepts clearly in customer and internal settings

Preferred (Not Required)

Injection molding or tooling experience

Familiarity with automotive or industrial plastic materials (PA, PBT, PP, PC, ABS, etc.)

Experience supporting RFQs or customer engineering discussions