Thermoplastics Injection Molding Production Supervisor

Picture this: the shift begins, the floor is humming, and you take a quick walk-through to confirm 6S readiness, PPE compliance, and machine status. You huddle with your team, align on priorities, verify molds and materials are staged, and lock in the day’s schedule. Throughout the shift, you’re the steady hand guiding safety, quality, people, and performance—removing roadblocks, optimizing changeovers, and ensuring customer commitments are met.

At AmbaFlex, you will lead daily injection molding operations while driving continuous improvement and maintaining uncompromising safety and quality. You report to the Injection Mold & Maintenance Manager and act as a key leader within our manufacturing organization.

What you’ll do

Safety & Workplace Organization

• Champion safe work practices, enforce PPE usage, and uphold LOTO procedures.
• Keep the area clean, organized, and audit-ready using 6S; proactively surface and resolve safety concerns.

Production Planning & Execution

• Coordinate day-to-day molding activities to meet customer demand and business objectives.
• Plan and prioritize jobs, align machine utilization, schedule mold changeovers, and assign staffing.
• Track performance in real time and shift resources as needed to hit production targets.

Quality & Process Control

• Ensure all parts meet defined quality standards and specifications.
• Monitor cycle times, scrap, rework, downtime, and overall process health.
• Partner with Quality, Engineering, and Maintenance to troubleshoot issues and implement improvements.

Reporting & Inventory Accuracy

• Maintain complete and accurate production, downtime, scrap, and labor records.
• Verify material availability and inventory accuracy.
• Support ERP/MRP transactions, reporting, and data integrity.

Leadership & Team Development

• Lead, coach, and support production team members to achieve daily goals.
• Provide performance feedback and arrange training to build skills.
• Conduct thorough shift handoffs and communicate priorities, issues, and expectations clearly.
• Promote a positive, team-oriented culture.

Qualifications

Required

• At least 5 years of injection molding manufacturing experience.
• At least 2 years supervising in a production environment.
• Deep knowledge of molding processes, tooling, materials, machines, and quality requirements.
• Strong communication, organization, leadership, and problem-solving abilities.
• Computer literacy: spreadsheets, production reporting, ERP/MRP, and inventory management.

Preferred

• Technical training or education in plastics manufacturing, operations, supply chain, or related fields.
• Experience with Lean Manufacturing, continuous improvement, production scheduling, and process troubleshooting.

Education

• High School Diploma or GED required.
• Additional technical or manufacturing-related education preferred.

What success looks like

• Inspiring leadership and team-building.
• Clear communication and meticulous attention to detail.
• A proactive approach to problem-solving and continuous improvement.
• Unwavering commitment to safety, quality, and operational excellence.
• Resilience and focus in a fast-paced manufacturing environment.

You should be proficient in

• Supervisory Experience
• Injection Molding Experience