Process Engineer - Injection Molding (Shift-Based, 2nd shift)
- Rosti
- Germantown, Wisconsin
- Full Time
Under the direction of the Production Supervisor, the Shift-Based Process Engineer is a hands-on technical leader assigned to a specific production shift , responsible for maintaining stable, capable, and repeatable injection molding processes. This role works directly on the production floor , supporting mold startups, changeovers, troubleshooting, and continuous improvement activities during the assigned shift.
The Process Engineer is the primary technical authority on shift , ensuring processes remain within validated scientific molding windows and that quality, scrap, downtime, and safety issues are addressed in real time.
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Essential Duties & Responsibilities
This position includes, but is not limited to, the following shift-specific responsibilities :
Production & Process Ownership
- 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.
New Tooling & Process Validation
- 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.
Quality & Continuous Improvement
- 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.
Shift Team Support & Development
- 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.
Safety, 5S & Standards
- 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.
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What Success Looks Like on Shift:
- Stable processes maintained throughout the shift
- Faster, smoother startups and changeovers
- Reduced scrap, downtime, and unplanned adjustments
- Strong technical capability across shift personnel
- Clear, effective shift-to-shift communication and handoff
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- Minimum 10 years of hands-on injection molding experience in a production environment.
- Proven experience as a Process Engineer or Senior Process Engineer , working directly on molding machines.
- Strong background in RJG process control and scientific molding (D3) .
- Deep working knowledge of molding machine controls and troubleshooting.
- Ability to read and understand tooling prints and mold construction concepts .
- Strong root cause analysis and problem-solving skills.
- Comfortable being the primary technical authority on a shift .
- Ability to communicate clearly across shifts and with Engineering, Quality, and Operations leadership.
- Willingness to work assigned shift and provide support during critical production events.
- Ability to travel between facilities or customer locations as required.
- Lean manufacturing and 5S experience preferred .
Compensation details: 40-41 Hourly Wage
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