Summary
Overview
Work History
Skills
References
Inspection Equipment
Molding Equipment
Certification
Accomplishments
Timeline
Generic

Ratnesh Karan

Stockton,USA

Summary

A position in plastic injection molding where utilizing my knowledge, experience and technical skills will be mutually beneficial.

Overview

36
36
years of professional experience
1
1
Certification

Work History

Molding, tooling/ Production manager

Mettler Toledo
Oakland, California
08.2025 - Current

10+ years of continuous employment and dedication to Raining Mettler-Toledo. I am managing over 60 full and part-time employees on a 24/7 basis. The responsibility and scope of molding operations include hands-on involvement with production on 100 injection molding presses.

Position: Molding, Tooling, and Production Manager.

Responsibilities: Injection Molding Production and Tooling.

  • Responsible for validating, qualifying, and creating process windows for new molds, new product designs.
  • IQ, OQ, and PQ mold qualification.
  • Worked with international and local vendors, reviewing and approving mold designs.
  • Lead projects with the China and Switzerland Mettler-Toledo teams.
  • I worked side by side with process and tooling engineers when any issues occurred during part production.
  • I worked with the Kaizen Project within the team.
  • Oversaw the Scrap Reduction Project, which reduced the cost of scraps by 30%.
  • Worked with high tolerance parts.
  • I worked with the R&D Department.
  • Managed the tooling room.
  • Set up, operated, and tended molding machines.
  • Train, supervise, schedule, and manage Molding Department employees.
  • Production scheduling (Work Orders, Sampling, Mold Validations).
  • Measured, visually inspected, and trimmed products.
  • Maintenance and repair all production equipment in the molding process.
  • Production documentation: Preventative Maintenance Work Orders/Reject Reports.
  • Provide technical advice during the mold quoting and design process.

Molding Supervisor

Conning
Union City, California
02.2014 - 07.2015
  • 12+months of continuous employment and dedication to Central Plastics Manufacturing. I managed over 16 full and part time employees on a 24/7 basis. Responsibility and scope of molding operations includes hands-on involvement with production on 8 Injection molding presses.

Position: Molding Supervisor

Responsibilities: Managed shift production to ensure all goals and needs were met.

  • Responsible for training, managing all new, and current employees on the production floor.
  • Validation, qualification, and creating processes for the production of all new molds.
  • Measured, visually inspected, and trimmed products.
  • Scheduled production to ensure all project criteria are met.
  • Maintenance and repair all production equipment in the molding process.
  • Set up, operated, and tended molding machines.
  • Provided technical advice during mold quoting and design process

Production Manager

Quashnick Tool Inc.
Lodi, CA
01.1990 - 12.2013

Job Summary

20+ years of continuous employment and dedication to Quashnick Tool Inc. At the peak of my position with QTC, I managed over 30 full- and part-time employees on a 24/7 basis. Responsibility and scope of molding operations includes hands-on involvement with production on 15 Injection molding presses with an output of 20-million parts in 2012.

Position: Injection Molding and Warehouse Supervisor

Responsibilities: Injection Molding Supervisor/Supervisor

  • Set up, operated, and tended molding machines.
  • Train, supervise, schedule, and manage Molding Department employees.
  • Production scheduling (Work Orders, Sampling, Mold Validations).
  • Measured, visually inspected, and trimmed products.
  • Maintenance and repair all production equipment in the molding process.
  • Validation, qualification, and creating process windows for production with new molds.
  • Production documentation: Preventative Maintenance Work Orders, Reject Reports.
  • Provide technical advice during the mold quoting and design process.

Responsibilities: Warehouse Supervisor

  • Monitor the production floor daily.
  • Monitor Federal Express/UPS shipping processes to ensure all packages are labeled correctly and shipped to the correct address.
  • Checking lots whether to be completed, partial completion, or incomplete.
  • Getting status on parts on hold, why and how long? What will be the follow-up action.
  • Informing departments whether we will or will not be making the goal.
  • Monitored material flow and took corrective actions as needed for various delivery methods for work orders to multiply production lines to meet established productivity targets.
  • Oversaw each department to ensure products are properly picked, packaged, and shipped out to customers.
  • Responsible for establishing work schedules, assigning jobs, training staff, and counseling.
  • Conducted routine and non-routine analysis of in-process materials, samples, and finished goods.
  • Compiled laboratory test data, and performed appropriate analysis.
  • Evaluated analytical methods and procedures to determine possible improvements.
  • Interpreted test results, compared them to specifications and limits, and made recommendations for the date of release.
  • Monitored testing procedures for compliance with protocol.
  • Investigating, understanding, and resolving parts flow problems using root cause-driven analysis and other quality improvement tools.
  • Interpreting company policies for workers and enforcing safety regulations.

Skills

  • Injection molding
  • Tooling management
  • Process validation
  • Production scheduling
  • Equipment maintenance
  • Quality control
  • Effective communication
  • Project management
  • Team leadership
  • Employee training
  • Technical troubleshooting
  • Quality assurance
  • Safety compliance
  • Plastic materials
  • Mold maintenance
  • Tooling setup
  • Tooling selection
  • Machine operation
  • Time management abilities
  • Material knowledge

References

References are available upon request

Inspection Equipment

  • Digital oscilloscopes
  • Automated visual inspection (Smart Scope)
  • Pin indicator
  • Pin gauges
  • Dial indicator
  • Calipers
  • Microscope
  • Optical comparator

Molding Equipment

  • Nissei injection molding machine
  • Thermolator
  • Van Dorn injection molding machine
  • Water supply tower
  • Yushin robotics and EOAT
  • Hot runner controller
  • Material dryer
  • Water chiller
  • Sonic Welder
  • Forklift

Certification

  • Manufacturing ERP Software (IQMS)
  • MS Outlook
  • MS Excel
  • MS Word

Accomplishments

  • RJG Training
  • Paulson Training Programs, INC.
  • Electric Injection Molding Machine Course
  • Understanding Materials for Profitable Molding

Timeline

Molding, tooling/ Production manager

Mettler Toledo
08.2025 - Current

Molding Supervisor

Conning
02.2014 - 07.2015

Production Manager

Quashnick Tool Inc.
01.1990 - 12.2013
Ratnesh Karan