Injection Molding Process Engineer II
Shiro Technologies LLC
Houston, TXPosted April 1, 2026
ContractOn-siteMid-level
Required Skills
Injection MoldingScientific MoldingProcess OptimizationValidationTroubleshootingFMEASPCDOELeanSix SigmaAutoCADSolidWorksPolymersProcess ControlComplianceDocumentation
Work Authorization
US CitizenGreen Card
- The Injection Molding Process Engineer II is responsible for leading process development, optimization, and continuous improvement within injection molding operations. This role focuses on applying scientific molding principles, ensuring regulatory compliance, and driving high-quality, data-driven manufacturing performance.
- Key Responsibilities
- Lead injection molding process development, optimization, and documentation to improve production efficiency and product quality
- Apply scientific molding techniques to ensure consistent part quality, reduce defects, and optimize cycle times
- Perform molding validations (IQ, OQ, PQ) in compliance with regulatory and internal quality standards
- Troubleshoot molding issues using structured problem-solving methods, including root cause analysis and FMEA
- Maintain detailed process documentation to ensure traceability and audit readiness
- Collaborate with Quality, R&D, Regulatory, and Production teams for new product introduction and process improvements
- Support continuous improvement initiatives using SPC, DOE, Lean, and Six Sigma methodologies
- Interpret AutoCAD/SolidWorks drawings for tooling, setup, and engineering changes
Qualifications
- Bachelor’s degree in Engineering, Chemical Engineering, or related field
- 4–6 years of experience in plastic injection molding, preferably in the medical device industry
- Scientific Molding certification (e.g., RJG) preferred
- Strong knowledge of medical-grade polymers, molding equipment, and process control
Experience in regulated manufacturing environments
- Proficiency in data-driven process monitoring and analysis
- Strong communication and cross-functional collaboration skills
Preferred Skills
- Continuous improvement mindset with proven process enhancement experience
- Strong attention to detail and documentation skills
- Commitment to quality, compliance, and safety