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Senior Mold Design Engineer - Injection Molding at Flex

Posted in Design 30+ days ago.

This job brought to you by eQuest

Type: Full-Time
Location: Buffalo Grove, Illinois

Job Description:

Flex is a leading sketch-to-scale™ solutions company that designs and builds intelligent products for a connected world. With more than 200,000 professionals across 30 countries and a promise to help make the world Live Smarter™, the company provides innovative design, engineering, manufacturing, real-time supply chain insight and logistics services to companies of all sizes in various industries and end-markets. For more information please visit our careers page at


  • Industry: Electrical / Electronic Manufacturing

  • Type: Public Company


  • Headquarters: 2 Changi South Lane, Singapore, 486123

  • Company Size: 10,001+ employees

  • Website:

Job Description

Our Senior Mold Design Engineer - Injection Molding will be based in Buffalo Grove, IL. As a Senior Mold Design Engineer, you will coordinate the creation of custom, precision plastic molds based on specifications from our clients while ensuring that all designs are completed to FMT’s high standard of excellence. These designs may include unscrewing, collapsing core, slide, lifter, stack, multi shot, and other mold functions. 

We are looking for someone who demonstrates:

  • Intense collaboration

  • Passionate customer focus

  • Thoughtful, fast, disciplined execution

  • Tenacious commitment to continuous improvement

  • Relentless drive to win

Here is a glimpse of what you’ll do:

  • Analyze customer part drawings and models; create DFM reports to suggest part change, tool function, and technology recommendations to enhance moldability; create risk mitigation plans.

  • Review fill, pack, warp, and cooling analytics to make informed, data driven design decisions.

  • Review all customer design inputs such as cycle time, mold finishes, press / barrel selection, automation requirements, electrical standards, etc...

  • Lead DFM and design reviews with clients and with the manufacturing team taking input for machinability.

  • Responsible for producing complete mold designs including concept design, preliminary design, preparation for design reviews, 3d mold assemblies, detailed prints, BOM creation.

  • Responsible for review of all prints, models, and assemblies to assure accuracy before release to the lead mold makers.

  • Identify the critical function dimensions in steel for verification purposes based on customer input and in-process dimensions for mold fit & function with input from Mold Maker.

  • Analyze tolerance stack up to ensure design mechanically functions within the flash limit of the resin.

  • Provide conceptual designs and/or ideas for quoting purposes as required.  Product design and development.

  • Work with the manufacturing team to develop palletization of inserts for automation as well as wire bricks for programming.

  • Coach and train lower level Design Engineers and Interns.

Here is some of what you’ll need (required):

  • 8 + years of experience in Plastic Injection Mold Design (must have)

  • Proficient with 3D CAD software and SolidWorks however Creo and Unigraphics will be considered

  • Strong presentation skills along with presentation creation in PowerPoint

Here are a few of our preferred experiences:

  • Simulation (SolidWorks plastic)

  • Tool room experience

  • Supervisor / managerial experience

Here are a few examples of what you’ll get for the great work you provide:

  • Full range of medical benefits, dental, vision

  • Life Insurance

  • Matching 401K

  • PTO

  • Tuition Reimbursement

  • Employee discounts at local retailers

Job Category

Design & Technology

Flex does not accept unsolicited resumes from headhunters, recruitment agencies or fee based recruitment services. Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. Flex does not discriminate in employment opportunities or practices based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status or any other status protected by law. Flex provides reasonable accommodation so that qualified applicants with a disability may participate in the selection process. Please advise us of any accommodations you request to express interest in a position by e-mailing: Please state your request for assistance in your message. Only reasonable accommodation requests related to applying for a specific position within Flex will be reviewed at the e-mail address. Flex will contact you if it is determined that your background is a match to the required skills required for this position. Thank you for considering a career with Flex.

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