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Rosti Group · 6 hours ago

Process Engineer – Injection Molding (Shift-Based, night shift)

Germantown, WI

Full-time

Onsite

Senior Level, Lead/Staff

10+ years exp

Rosti Group is seeking a Shift-Based Process Engineer to lead injection molding processes on the production floor. This hands-on role involves troubleshooting, supporting mold startups, and ensuring quality and safety standards are met during the assigned shift.

ChemicalManufacturingPlastics and Rubber Manufacturing

Responsibilities

Serve as the on-shift technical owner for molding processes across assigned machines

Lead and support mold setups, startups, and changeovers during the assigned shift

Establish, validate, and sustain RJG/D3 scientific molding processes on the production floor

Ensure processes are running within defined windows and take immediate action when deviations occur

Troubleshoot molding, tooling, material, automation, and machine issues impacting quality or throughput

Run and support new mold trials, tool samples, and ECN validations on the assigned shift

Develop practical, shift-ready setup sheets, startup instructions, and processing standards

Identify and escalate tooling, machine, or design concerns discovered during production runs

Communicate trial results and shift learnings clearly during shift handoffs and to Engineering leadership

Identify whether part quality issues are process-, tooling-, machine-, or material-related and lead corrective actions

Conduct DOE studies and capability improvements directly in production to improve CTQs

Drive scrap reduction, cycle time improvements, and process stability initiatives

Support and participate in root cause investigations for recurring shift-level issues

Interface with Quality on control plans, inspection methods, and capability concerns

Work side-by-side with Setup Technicians, Process Technicians, Operators, Maintenance, and Automation

Provide on-the-job training and mentoring in: RJG process control, Scientific molding (D3), Practical troubleshooting and escalation criteria

Act as the primary technical escalation point during the shift

Ensure strong communication during shift handoffs, including process status, risks, and actions required

Support and enforce plant safety initiatives and safe setup practices

Maintain and enforce strong 5S and housekeeping standards within molding areas

Promote disciplined process control and adherence to documented standards

Qualification

Injection molding experienceRJG process controlScientific molding (D3)Troubleshooting skillsLean manufacturing5S experienceRoot cause analysisCommunication skillsProblem-solving skills