Plastics Blow Molding Tooling & Changeover Technician

Our Mission
At Pretium, we keep manufacturing moving because the products we make matter. Precision, safety, and innovation guide everything we do. We’re a team of craftspeople and problem-solvers committed to delivering consistent quality for our customers.

As our Blow Molding Tooling & Changeover Technician, you’ll prepare, install, align, and dial-in molds, tooling, and auxiliary equipment for extrusion or injection blow molding assets. You’ll be the expert who troubleshoots issues, optimizes parameters (temperature, pressure, timing), and ensures each run meets spec.

• Review shift handoff, stage tooling, and check CMMS tasks in MaintainX.
• Clean, polish, and lubricate molds, pins, locking rings, and cores to remove flash and plastic buildup.
• Rig, install, align, and remove molds; complete rapid changeovers and swap accessory devices.
• Set temperature profiles, parison programming, and blow pin settings for efficient startups.
• Run first-article samples; weigh, measure, and verify dimensions with precision tools.
• Eliminate quality defects such as flash, thin walls, and uneven distribution to reduce downtime.
• Fine-tune machine pressure and timing to hit quality targets and production rates.
• Perform minor mechanical repairs and preventive maintenance on molds and equipment.
• Document production data, downtime, and material usage; keep accurate logs in MaintainX.
• Share know-how and train maintenance/setup teammates; partner with production and quality to maximize uptime.
• Complete accurate end-of-shift reports and provide a thorough handoff to production and scheduling.
• Assist with new equipment installs, upgrades, and process improvements.
• Communicate clearly with peers and the operations team; follow LOTO, GMP, and PPE at all times.

• 3–5 years in manufacturing, specifically with blow molding machinery.
• Strong mechanical troubleshooting ability and confident use of hand tools.
• Knowledge of plastics/polymers and hydraulic/pneumatic systems.
• Skilled at reading technical manuals, blueprints, and schematics.
• Keen eye for defects; able to hold tight, repeatable settings.
• Experience with CMMS and preventive maintenance scheduling (MaintainX a plus).
• Physically able to lift molds; comfortable bending, twisting, and climbing.
• Proactive, self-directed, and team oriented; willing to work overtime when needed.

• Competitive pay with overtime opportunities—up to $33.50/hr depending on experience.
• Comprehensive medical, dental, and vision coverage.
• 401(k) with company match.
• PTO plus 10 paid holidays each year.
• A supportive team where your expertise is valued and your ideas are heard.

• Injection Molding Machine
• Blow Molding Machine

• Plastic Extrusion Experience
• Tool/Die/Mold Setup Experience

We are an equal opportunity employer.

Ready to keep our machines—and our mission—running strong? Apply with your resume and let’s build something great together.