Position Summary
We are seeking an experienced Injection Molding Supervisor to oversee daily injection molding operations within a startup manufacturing facility operating first and second shifts.
This position will play a key role in establishing efficient production processes, supporting equipment startup, and ensuring consistent standards for safety, quality, and productivity.
The Injection Molding Supervisor will provide hands-on technical leadership, oversee production personnel, troubleshoot equipment and process issues, and coordinate with cross-functional teams to support operational readiness and production goals.
The ideal candidate is a hands-on manufacturing leader with strong injection molding experience, technical troubleshooting skills, and the ability to help establish and improve processes in a growing manufacturing environment.
Key Responsibilities
Production Operations & Leadership
- Supervise daily injection molding operations, ensuring production schedules, quality standards, and efficiency goals are met.
- Provide direction, training, and technical support to production personnel across assigned operations.
- Oversee machine setups, startups, mold changes, and equipment changeovers to minimize downtime.
- Monitor production performance, cycle times, material usage, and process consistency.
- Support the development and implementation of standard operating procedures (SOPs) within the startup facility.
Process Control & Troubleshooting
- Monitor and optimize injection molding parameters, including temperature, pressure, speed, cooling time, and cycle time.
- Troubleshoot molding defects such as short shots, flash, sink marks, warpage, burn marks, and weld lines.
- Identify opportunities to improve production efficiency, reduce scrap, and maintain consistent product quality.
- Coordinate with Maintenance and Tooling teams to resolve equipment, robotic, hydraulic, electrical, and mold-related issues.
Quality, Safety & Continuous Improvement
- Ensure proper handling, drying, blending, and traceability of thermoplastic materials and regrind.
- Maintain compliance with established quality standards and production specifications.
- Enforce workplace safety procedures, including Lockout/Tagout (LOTO), machine guarding, and 5S standards.
- Support continuous improvement initiatives focused on safety, productivity, quality, and waste reduction.
- Assist with employee training, process documentation, and operational improvements as production expands.
Qualifications & Experience
- 3–5+ years of progressive experience in injection molding operations, including hands-on process troubleshooting and mold changes.
- Previous supervisory, team lead, or demonstrated production leadership experience preferred.
- Strong technical knowledge of injection molding machines, molds, robotics, and auxiliary equipment.
- Proven ability to identify and correct molding defects, optimize cycle times, and improve process efficiency.
- Working knowledge of thermoplastic materials, resin handling, and material controls.
- Experience supporting production startups, equipment installations, or new manufacturing processes preferred.
- Automotive manufacturing experience is a plus.
- Bachelor's degree in Plastics Engineering, Manufacturing, or a related field preferred; equivalent hands-on experience will be considered.
Work Environment & Schedule
- Startup manufacturing facility establishing production operations and processes.
- Facility will operate first and second shifts, Monday through Friday.
- Position requires onsite presence and flexibility to support production needs across shifts.
- Hands-on manufacturing environment requiring regular interaction with production equipment, personnel, and cross-functional teams.