Cell Cast Technician – Winona, MN

RTP Company is a specialty thermoplastics compounder with corporate headquarters located in Winona, MN. We operate twenty production plants in the United States, Europe, Mexico and Asia and have sales offices in major commerce centers around the world.

The Cell Cast Technician, working as a member of a team, is responsible for the production of cell cast optical and ballistic resistant sheets. Team members will be cross-trained in all aspects of the process. The job requires knowledge of the production process, use of the equipment, and characteristics of raw and finished materials. The Cell Cast Technician assumes a high level of responsibility for the production process.

Essential Duties:

  • Under the direction of the Cell Cast Lead, work as a member of a Cell Cast Team
  • Review Daily Cell Cast Schedule and Production Paperwork to determine set-up/run specifications
  • Observe the quantity/quality of materials and supplies
  • Assess operating status of equipment
  • Notify department heads of any maintenance or electrical problems
  • Assist maintenance on small mechanical problems
  • Make gaskets according to run specifications
  • Handle glass and set-up according to run specifications, changing glass and clips as necessary
  • Inspect finished sheets for gauge, length, width, and any defects
  • Set up mask and skid to product dimensions, mask sheets, place on skid, and band for shipping
  • Set fill station and dye pump to run specifications, and clip, fill, and vacuum cells
  • Set oven times and temperatures according to product profile and start ovens
  • Complete Cell Cast Production Reports
  • Keep work areas clean, neat, and free of clutter
  • Other tasks as assigned


  • Mechanical ability needed to determine the functional interrelationship of parts within a mechanical system
  • Knowledge of oven times and temperatures required for different types and thicknesses of material
  • Knowledge of product packaging procedures and requirements
  • Strong response integration needed to rapidly perform various responses in a proper sequence
  • The ability to adjust to changes in a fast paced production environment and to understand and follow instructions as needed
  • Basic computer knowledge
  • Aptitude for utilizing and reading charts, tables, and graphs
  • Ability to use displays, gauges, meters, and measuring instruments
  • Must be able to read/write and perform basic operations with whole numbers, fractions, and decimals and calculate average and range
  • Strong ability to read, write, and speak English
  • Safety awareness

We offer a highly competitive benefits package and a competitive pay based on experience.

For immediate consideration please apply online or in person at:
RTP Company
580 E. Front St.
Winona, MN 55987

Affirmative Action/Equal Opportunity Employer

Ask Our Engineers People Finder Email RTP Company Literature Request