Expert Tool Design Engineer

MacLean-Fogg • Menomonee Falls, WI

52d • Onsite

About The Position

Assist in developing innovative tooling and equipment that power MacLean-Fogg's Engineered Plastic Company. This role focuses on creating high-performance tooling that enhances production efficiency, product quality, and safety in our plastic molding operations.

Requirements

• Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Plastics Engineering, or related field
• 10+ years of experience in tooling or mold design for plastic injection molding operations
• Proficiency in CAD modeling and technical drawing for mold and tool fabrication
• Strong understanding of mold construction, cooling design, gating, and ejection systems
• Proven success leading tooling projects from concept through validation and production launch
• 3D Modeling and CAD Design (SolidWorks, NX, or equivalent)
• Injection Mold Design and Fabrication
• Plastic Material Knowledge (thermoplastics, resins, and composites)
• Manufacturing Process Engineering
• Geometric Dimensioning & Tolerancing (GD&T)
• Problem Solving and Root Cause Analysis
• Design for Manufacturability and Moldability (DFM/DFMold)
• Automation and Tooling Integration
• Project Management and Collaboration

Responsibilities

• Assist in developing injection molds, fixtures, and assembly tools to support plastic manufacturing operations.
• Review part designs and customer requirements to determine tooling concepts, materials, and processing needs.
• Use 3D CAD software to create accurate, detailed models and drawings for mold and tool fabrication.
• Collaborate with engineering, production, and quality teams to ensure mold performance, reliability, and manufacturability.
• Estimate tooling costs, material requirements, and project timelines for new and modified tools.
• Lead efforts to improve tooling design for cycle time reduction, part quality, and mold longevity.
• Support automation initiatives to modernize molding and assembly processes.
• Oversee tooling suppliers, quotes, and procurement to ensure cost-effective, high-quality deliverables.
• Evaluate and implement material and design improvements to enhance tool performance and reduce maintenance.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Computer and Electronic Product Manufacturing
• Number of Employees: 251-500 employees