Job Description

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at

Job Function:

Supply Chain Engineering

Job Sub Function:

Manufacturing Engineering

Job Category:

Scientific/Technology

All Job Posting Locations:

Jacksonville, Florida, United States of America

Job Description:

Fueled by innovation at the intersection of biology and technology, we’re developing the next generation of smarter, less invasive, more personalized treatments.

Your unique talents will help patients on their journey to wellness. Learn more at

About Vision

Fueled by innovation at the intersection of biology and technology, we’re developing the next generation of smarter, less invasive, more personalized treatments.

Are you passionate about improving and expanding on the possibilities of vision treatments? Ready to join a team that’s reimagining how vision is improved? Our Vision team solves the toughest health challenges. Help combine cutting-edge insights, science, technology, and people to encourage eye care professionals and patients to proactively protect, correct and enhance healthy sight for life. Our products and services address these needs – from the pediatric to aging eye – in a patient’s lifetime.

Your unique talents will help patients on their journey to wellness. Learn more at

We are searching for the best talent for an Injection Molding Engineer to be in Jacksonville, FL!

The Injection Molding Engineer is responsible for developing, optimizing, and supporting plastic injection molding processes to ensure efficient production of high-quality parts. This role works closely with cross-functional teams to support new product introductions, tooling, and continuous improvement initiatives in a medical manufacturing environment.

Key Responsibilities:

• Develop and optimize injection molding processes for new and existing products that meets medical device regulatory standards (FDA, ISO 13485).
• Create, coordinate, and execute injection molding characterization protocols and product testing following quality regulated change control system.
• Collect and analyze plastic quality data using statistical software tools like Minitab or Jump to drive decisions.
• Collaborate with design, tooling, and production teams to ensure mold and part designs are manufacturable.
• Set up and validate molding parameters for new tooling and engineering changes.
• Lead mold trials and sample runs; analyze results and make necessary adjustments.
• Troubleshoot molding issues (flash, short shots, warpage, etc.) and implement corrective actions.
• Support preventative maintenance and repair strategies for molds and auxiliary equipment.
• Train manufacturing technicians on proper molding procedures and best practices.
• Evaluate mold designs for manufacturability and cost-effectiveness.
• Create and maintain process documentation, including setup sheets, validation protocols, and work instructions.
• Support cost-reduction initiatives and continuous improvement programs.

Qualifications:

• Bachelor’s degree in Plastics Engineering, Mechanical Engineering, or related field (or equivalent experience).
• 3+ years of experience in injection molding process development and mold debug.
• Knowledge of thermoplastic materials, mold design, and injection molding equipment.
• Proven experience with process validation (IQ/OQ/PQ), SPC, and root cause analysis (e.g., 5 Whys, Fishbone).
• Knowledge of FDA 21 CFR Part 820 and ISO 13485.
• Experience with automation systems and cleanroom molding operations.
• Experience with statistical tools such as SPC, DOE, and root cause analysis (Minitab or similar software).
• Excellent analytical, organizational, and interpersonal skills.

Preferred Qualifications:

• RJG Master Molder certification or Scientific Molding training.
• Proficiency in CAD and mold simulation tools (e.g., SolidWorks, Moldflow) is a plus.
• Knowledge and validated experience developing injection molding process on high-cavitation molds with Hot Runners and Valve Gates.
• Experience with ISO 13485, IATF 16949, or other regulated manufacturing environments.
• Knowledge of automation, robotics, and mold maintenance practices.
• Lean manufacturing or Six Sigma certification.
• High organization interpersonal skills. Working knowledge Microsoft Office product (Teams, Power Point, Excel, Word, OneNote, OneDrive).
• Knowledge of CAD and mold simulation software (e.g., SolidWorks, Moldflow).

Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.

Johnson and Johnson is committed to providing an interview process that is inclusive of our applicants’ needs. If you are an individual with a disability and would like to request an accommodation, please email the Employee Health Support Center (ra-employeehealthsup@its.jnj.com) or contact AskGS to be directed to your accommodation resource.

Job Tags

Permanent employment, Work at office, Local area,

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