Build Technician - Weekend Night Shift

Socket.dev; Rosemount (MN); On-site; USD 52,000 - 68,000; Full time

Benefits offered by this job

Health Insurance

401k with match

Paid time off (PTO)

Job summary

Proto Labs, Inc. is seeking a Mold Technician in Minnesota for shaping and finishing intricate injection molds. You will polish mold halves, assemble mold components, and perform mold-specific build functions to ensure quality and efficiency in the molding process.

Responsibilities include deburring, calibration, fault identification, and maintaining a clean, safe workspace. Candidates should have HS diploma, mechanical aptitude, and experience with measuring tools.

Qualifications

• Proven mechanical aptitude and ability to read measuring instruments.
• Experience with metalworking tools and safety procedures.
• Able to read and write in English and work in a fast-paced team environment.

Responsibilities

• Prepare, deburr, assemble, and polish injection molds for molding process.
• Identify and solve mold issues; address reworks; maintain clean work area and safety standards.
• Calibrate tools, fit cams, and ensure proper mold alignment and finish.

Skills

Mechanical aptitude

Measuring instruments

Power tools

English literacy

Education

High School Diploma

Tools

Drill press

Job description

Position Overview:

Polish, assemble, and prepare injection molds for the molding process.

The hours for this position are:

Thursday 12:00am -6:00am, Friday and Saturday 6:00pm-6:00am, Sunday 8:00pm-6:00am

Specific Duties Include:

• Prepare injection molds for build process; de-burring mold halves and ejector plates, drilling and tapping holes, grinding sprue pullers, cutting guide pins, cutting ejector pins, drilling tunnel and post gates
• Assemble mold for molding process
• Polishing mold halves – bringing surfaces to specified finish level
• Perform mold specific build functions, such as contouring ejector pins, fly‑cutting backs of molds (typically B‑side), venting ejector pins, adding parting line vents, making Z pullers and keys, installing repair plugs
• Fit and assemble cams
• Calibrate pin cutter
• Perform mold specific build functions, such as manually adding support pillars, adding stationary B‑side pins, adding ejector pins, add A‑side vent pins, adding steel core pins
• Identify and solve mold issues
• Address and resolve reworks
• 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.

Additional Duties and Responsibilities:

• Advanced mold preparation skills, for example: calibrating pin cutter, manually adding support pillars, fly‑cutting backs of molds (typically B‑side)
• Identify and solve mold issues
• Evaluate, address, resolve reworks and write rework flags as assigned
• Inspection

Minimum Qualifications:

• Proven mechanical aptitude
• Experience with measurement instruments (micrometers, calipers, height gages)
• Experience with power tools used in a metalworking shop (drill press experience a plus)
• Able to work safely with sharp tools/objects, such as but not limited to, hobby knives, utility knives, pliers
• Able to usea computer, calculator and do basic arithmetic
• Able to read and write in English
• Able to work in a fast‑paced, team‑oriented work environment
• Must be punctual and have good attendance
• Good written and oral communication skills. Strong attention to detail

Education Requirements:

• High School Diploma or equivalent degree

Physical Demands:

Stand for the entire shift. Lift up to 70 pounds waist high, carry up to 70 pounds alone. Essential job duties require reaching, bending, and grasping. Able to read machine‑shop gages and indicators.

Work Environment:

Indoors (generally air‑conditioned but with occasional temperatures up to 85 degrees F or down to 65 degrees F); non‑smoking; production; eye protection & safety shoes required.

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 affirmative Action / Equal Opportunity Employer

What is in it for you

• We offer a competitive salary
• $3.40 shift differential
• 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!