Job Overview
Job description
- Location:
- Rosemount, MN, United States
- Work arrangement:
- On-site
Role Summary
Join our team as a Mold Process Technician! SIGN ON BONUS $2000
As a Mold Process Technician at Protolabs, you’ll play a hands-on role in bringing high-quality parts to life through advanced injection molding. You’ll set up, monitor, and fine-tune processes to ensure consistent, efficient production—using your technical expertise to troubleshoot challenges, improve cycle times, and reduce waste. In this dynamic, fast-paced environment, your contributions will directly impact product quality, operational performance, and customer satisfaction, all while upholding strong safety and quality standards.
This role is ideal for someone who enjoys problem-solving, continuous improvement, and working with cutting-edge manufacturing technology.
Responsibilities
- Proficiently set up and start up molds using decoupled / scientific molding practices.
- Load material into the machine hopper
- Inspect molds for correct set up and check to ensure proper materials are at the press prior to start.
- Set-up and start UR robots including auto spray, clipper and grid placement.
- Sample molds
- •
- Develop machine operating parameters to process parts to specifications.
- Perform thorough part inspections to ensure part specifications are met.
- Accurately record process specifications onto cycle sheets.
- Record current and appropriate documentation in mold files.
Requirements
- Production molds
- •
- Set-up machine operating parameters from established cycle sheets.
- Process parts to specifications per best practices and procedures.
- Perform measurement of required dimensions.
- Ensure presses are running correct cycle time and match what is documented.
- Request, evaluate and monitor mold modifications and repair through the rework system.
- Troubleshoot and correct problems related to mold cycling and mold function in the press.
- Suggest or perform corrective actions to correct quality problems.
- Investigate new materials and determine molding parameters.
- Maintain clean and organized work area with emphasis on safety, quality, efficiency, and utilization.
- Continually seek to improve work processes and individual performance.
- Adhere to all quality and safety standards within the department.
- Adhere to all company policies and operational procedures.
- Perform additional tasks as assigned.
What it takes
- 2 year technical degree/ tech certification in related field, or 5 years of related experience.
- Experience adjusting process parameters to correct cosmetic and dimensional defects in plastic injection molded parts.
- Knowledge and application of decoupled molding techniques and engineering grade resins.
- Understanding of machine process control, and Molding technology.
- Processing of wide range of engineering resins.
- Able to be licensed to operate material handling equipment (forklift, pallet jack, overhead crane hoist, etc.) – we will train.
- Able to safely operate hand held and stationary power tools.
- Able to work safely with sharp and heavy objects (e.g., utility knives, aluminum blocks).
- Able to use measuring instruments such as scales, calipers, dial indicators.
- Able to use a computer and calculator. Able to read and write in English, and do basic arithmetic.
- Able to work in a fast-paced, team-oriented work environment.
- Must be punctual and have good attendance.
Bonus to have
- Previous experience in a plastics manufacturing environment, e.g., processing, setups
What is in it for you?!
- We offer a competitive salary
- In addition, we offer amazing benefits including but not limited to:
- Health Insurance: Traditional OR High Deductible plan
- Flexible Spending Accounts
- Health Savings Account (including employer contributions)
- Dental and Vision
- Basic and Supplemental Life Insurance
- Short-Term and Long-Term Disability
- Paid caregiver leave
- You will receive 3 weeks of PTO + Holiday Pay + Wellness Hours + Volunteer Hours
- 401k with company match and immediate vest
- Employee Stock Purchase Program at a 15% discounted rate
- Matching grants through Protolabs foundation
- And More!
Proto Labs maintains ITAR-compliant operations in all of our United States based facilities. Due to ITAR regulations, this role is only open to U.S. Citizens, lawful permanent residents (green card holders) or foreign nationals granted refugee or asylee status. Individuals with temporary visas (e.g. E, F-1, H-1, H-2, L, B, J, TN or OPT) are not eligible for hire in this role.
Proto Labs, Inc. is an Equal Opportunity Employer
Physical Demands
While performing the essential duties of this job, the employee is occasionally required to sit; use a computer keyboard, monitor and mouse, telephone and printer; reach with hands, and arms, talk, see and hear. The employee is regularly required to stand, walk, stoop or kneel and must be able to lift and/or move up to 50+ pounds.
Weekday Day Shift
- Monday: 6a-4p
- Tuesday-Wednesday: 6a-6p
- Thursday: 6a-12p
Indoors (A/C); nonsmoking; the majority of this job function is performed in a manufacturing area exposed to machinery and noise; with eye protection and safety shoes required. Occasionally works in outside weather conditions. Occasionally works near moving mechanical parts and in high, precarious places and is occasionally exposed to wet and/or humid conditions, fumes or airborne particles, toxic or caustic chemicals, risk of electrical shock and vibration. The noise level in the work environment is usually quiet to moderate.
- Role:
- Mold Process Technician SIGN ON BONUS
- Job Type:
- Full-Time
Company profile
Protolabs
protolabs.comProtolabs is a digital manufacturing company that provides rapid prototyping and on-demand production services for companies across every industry. It offers injection molding, CNC machining, 3D printing and sheet metal fabrication, with online quotes and free design analysis, and it runs Protolabs Network, a global network of manufacturing partners. Founded in 1999, the company used software that automated manufacturing to cut the time needed to produce molded prototypes, and it holds certifications such as ISO 9001:2015, ISO 13485:2016 and AS9100D.
- Company Size
- 1,000 - 5,000 employees
- Headquarters
- Maple Plain, Minnesota, United StatesMedina, Minnesota, United States
- Founded
- 1999
- Founders
- Larry Lukis
- Funding Stage
- Public
In the news
Protolabs Reports Robotics Revenue More Than Doubled in First Half of 2026
3D Printing Industry ·