AVNA · 1 month ago
Toolroom - Mold Maker
AVNA is a manufacturing company seeking a Class A Mold Maker, a highly skilled tooling professional responsible for building and repairing complex molds. The role requires expert-level machining capabilities and collaboration with design and engineering teams to optimize mold designs.
ConsultingHealth CareLegalMedical
Responsibilities
Build new molds from start to finish, including machining, fitting, assembly, polishing, and final qualification
Interpret highly detailed engineering drawings, 3D CAD models, and GD&T specifications with minimal supervision
Set up and operate advanced machining equipment, including CNC mills/lathes, surface grinders, EDM (sinker and wire), and high-precision manual equipment
Perform complex mold repairs and engineering changes, including troubleshooting parting line issues, venting, gating, runners, slides, lifters, and hot-runner systems
Diagnose root causes of mold defects (flash, galling, cooling issues, alignment failures, etc.) and implement corrective actions
Lead mold trials, ensuring tools run correctly and meet all dimensional, cosmetic, and functional requirements before release to production
Collaborate with design, engineering, and processing teams to optimize mold design for manufacturability, quality, and cycle time
Maintain detailed documentation and mold history, including preventive maintenance actions and repair logs
Ensure all work complies with tight tolerances, quality standards, and safety procedures
Qualification
Required
Journeyman toolmaker certification or equivalent high-level training required
5–10+ years of mold-making experience, preferably with complex, high-precision molds
Expert understanding of mold design and mold construction
Expert understanding of tool steels, heat treating, and material properties
Expert understanding of hot runner systems, cooling layouts, gating strategies
Expert understanding of tight-tolerance machining and finishing practices
Ability to independently program, set up, and operate CNC equipment and EDM systems
High proficiency with precision measuring tools (micrometers, indicators, gauge blocks, optical comparators)
Strong analytical and troubleshooting skills
Ability to lead projects, mentor junior mold makers, and coordinate work with engineering
Preferred
Experience with medical injection molds
Familiarity with CAD/CAM software such as SolidWorks, Mastercam, or Siemens NX
Knowledge of lean manufacturing and continuous improvement practices
Experience supporting high-volume manufacturing environments
Company
AVNA
AVNA (formerly OKAY Industries) is a contract manufacturing partner for leading medical device OEMs.