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Injection Molding Process Engineer

Reliance One

Spartanburg, SC • 9/23/2026

Job Description

Job Description

Injection Molding Process Engineer

Location: Spartanburg, South Carolina

Employment Type: Direct Hire

Work Location: 100% Onsite

Position Summary

Reliance One is seeking an experienced Injection Molding Process Engineer to support production, improve molding equipment and processes, reduce downtime and scrap, and lead corrective-action initiatives within a manufacturing facility.

Responsibilities

  • Identify equipment and process improvements that increase quality, safety, ergonomics, and cost savings
  • Troubleshoot injection molding processes, tooling, equipment, and quality concerns
  • Implement permanent corrective actions using root-cause analysis
  • Inspect incoming molds and equipment for compliance with build specifications
  • Provide responsive production support to minimize downtime
  • Support product development and Design for Manufacturing principles
  • Assist with validation trials, feasibility studies, and performance testing
  • Develop specifications, tooling, processes, and training procedures
  • Lead scrap-reduction and lean-manufacturing initiatives
  • Support Quality and Environmental Management Systems
  • Maintain compliance with ISO 14001, ISO 45001, and IATF 16949 standards
  • Supervise direct reports and support their development
  • Remain available for on-call production needs
  • Travel as necessary

Qualifications

  • Bachelor’s degree in Engineering
  • Direct experience in an injection molding manufacturing facility or substantial injection molding expertise
  • Strong mechanical aptitude and industrial troubleshooting skills
  • Ability to analyze manufacturing equipment and processes
  • Proficiency with Microsoft Office
  • Strong communication, leadership, and supervisory skills
  • AutoCAD or SolidWorks experience preferred
  • Willingness to provide on-call support and travel when required

Equal Employment Opportunity

Reliance One, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other characteristic protected by applicable federal, state, or local law. Reliance One is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the application and employment process.

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