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Injection Molding Technologist

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Serioplast
Full Time position
Listed on 2026-09-24
Job specializations:
  • Manufacturing / Production
    Manufacturing Engineer, Injection Molding
Salary/Wage Range or Industry Benchmark: 80000 - 110000 USD Yearly USD 80000.00 110000.00 YEAR
Job Description & How to Apply Below

Serioplast, a Global Leader in Rigid Plastic Packaging, is looking for a Senior Injection Molding Technologist to join its plant in St. Louis, Missouri, United States.

Are you a skilled technologist ready to take on an international career opportunity? If you are open to relocating to the United States and looking to grow in a fast-paced, global environment, this could be the opportunity for you!

What will you do?
  • Serve as a key point of reference for Technologists and support the Technical Manager in setting priorities, removing bottlenecks, and addressing critical issues.
  • Set up product recipes, ensuring all required regulations and PLC parameters are correctly applied.
  • Perform necessary mechanical and electronic adjustments and monitor production variables to ensure product specifications are met.
  • Conduct investigations and troubleshooting to resolve quality issues.
  • Train and support production staff in resolving minor technical problems affecting product quality.
  • Carry out electromechanical installation and setup of machines and equipment (compressors, air conditioning systems, dryers, leak testers, cameras, palletizers, etc.).
  • Develop solutions by fabricating mechanical or other components to address production or technical issues and improve machine performance.
  • Support the Technical Manager in continuous improvement projects and in decisions regarding machines, equipment, molds, and processes.
What are we looking for?
  • Excellent knowledge of plastic Injection Molding technology,with specific experience in Husky injection molding of PET preforms on high-cavitation molds (required).
  • Excellent applied knowledge of mechanics, pneumatics, hydraulics, electrical and/or electronic systems.
  • Good applied knowledge of measuring instruments and techniques.
  • Good applied knowledge of WCM standards.
  • Solid experience working with industry specific technologies and productive processes.
  • Fluency in English.
  • Available to relocate to St. Louis, Missouri, United States.
What do we offer?
  • Compensation: $80,000 - $110,000 gross annual salary. The job level and compensation will be determined based on objective criteria, including experience, skills, and role responsibilities. Candidates with higher salary expectations driven by a more senior profile or specialized expertise will also be considered.
  • Continuous training: Grow professionally by working alongside industry experts.
  • Dynamic and international environment: Join a team engaged in global projects.
  • Career growth opportunities in an industry leading company.
  • Internal mobility: Opportunities for job rotation and career progression

Serioplast is an equal employment opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, or any other characteristic protected by law.

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