Principal Molding Engineer

Haemonetics • Clinton, PA

1d

About The Position

The Principal Molding Engineer is a senior technical leader responsible for providing expert-level engineering guidance and support, strategic direction for molding processes and tooling, and project leadership for high-volume molding operations producing medical device disposables. This role drives standardization, process excellence, and scalable manufacturing solutions with consideration of multiple manufacturing sites and external partners worldwide. The Principal Molding Engineer leads critical initiatives, supports site-to-site technology transfers, and serves as a subject matter expert (SME) for molding in a highly regulated medical environment.

Requirements

• Bachelor’s degree in Plastics Engineering or related field.
• 10+ years of experience in injection molding manufacturing, with significant experience in regulated medical device environments.
• Experience with Injection Stretch Blow Molding (ISBM), Extrusion Blow Molding (EBM), Injection Blow Molding (IBM), Micro Molding and Profile Extrusion highly desirable.
• Deep expertise in thermoplastics, tooling design, scientific molding, and process validation.
• Strong working knowledge of FDA and ISO regulatory requirements for medical devices.
• Proven experience leading complex technical projects and influencing cross-functional teams across multi-site projects end-to-end.

Nice To Haves

• Six Sigma Black Belt or equivalent continuous improvement certification.
• Experience with automation, robotics, and vision systems in molding operations.
• Experience with 24/7 molding operations producing tens to hundreds of millions of parts annually.
• Experience with SolidWorks, DraftSight, etc., or ability to learn
• Ability to read and understand mechanical, electrical, and hydraulic diagrams associated with molding equipment
• Knowledge of Microsoft Office, Project and Minitab, Smartsheet
• Knowledge of RJG and its use, Certifications desirable

Responsibilities

• Ability to independently lead projects end-to-end with full accountability for scope, schedule, and on-time delivery. This includes partnership with other groups such as R&D, Supplier Quality, Procurement, etc., and relevant transfer to manufacturing related activities.
• Significant understanding of various molding technologies, supporting systems and equipment. Injection Molding Process and Tooling understanding is a must, knowledge and experience with Injection Stretch Blow Molding (ISBM), Extrusion Blow Molding (EBM), Injection Blow Molding (IBM), Micro Molding and Profile Extrusion is a plus.
• Lead complex problem-solving efforts related to yield, scrap, process variability, and field or quality issues.
• Develop, characterize, and optimize robust molding processes using scientific molding principles for high-volume production.
• Own or support IQ/OQ/PQ activities, process FMEAs, control plans, and design for manufacturability (DFM) efforts.
• Lead process scale-up from pilot to full production, including transfer between presses, tools, and manufacturing sites.
• Establish standard process windows, golden parameters, and equipment standards to enable repeatability at scale.
• Provide technical direction on mold design (high-cavitation, hot runners, valve gates), resin selection, and press specifications.
• Partner with R&D, Program Management, Quality, and Supply Chain to support global NPIs and design transfer to manufacturing of new products or design changes.
• Support supplier selection and qualification for molds, materials, and external molding partners as needed.
• Travel domestically and internationally approximately 25–40%, depending on project phase and business needs.

Benefits

• 401(k) with up to a 6% employer match and no vesting period
• employee stock purchase plan
• “flexible time off” for salaried employees and, for hourly employees, accrual of three to five weeks’ vacation annually (based on tenure), accrual of up to 64 hours (annually) of paid sick time, paid and/or floating holidays, parental leave, short- and long-term disability insurance, tuition reimbursement, and/or health and welfare benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level