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Sr. Injection Molding Technician

Sanmina · Turtle Lake, WItodayverified 1 h ago

Set up, run and troubleshoot injection molding machines and molds, adjusting process parameters and inspecting molded parts.

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Worth knowing

Might not be for you. Production-floor role with heavy lifting and standing, focused on running machines rather than materials R&D

Mostly at the benchHands-on execution BS acceptable

Adjacent materials roleInjection molding machine setup, calibrating temperature/pressure/clamp force, troubleshooting flash, short shots, sink, warpage; scientific molding principles

H-1B filings

Sanmina filed 5 H-1B labor applications for scientist and engineer roles from Jan to Dec 2025.

Most common titles: Manufacturing Engineer, Quality Assurance Engineer, Manufacturing Process Engineer. Median filed pay: $109K a year.

From U.S. Department of Labor disclosure data. A filing is a record of past hiring, not a promise about this role, so confirm sponsorship with the employer. Titles and filed pay ·Every employer's filings

Seniority
Technician
Work
On-site
Type
Full-time
Experience
2–4 yrs
Industry
Electronics
Role
Manufacturing / Production
Schedule
Standard
Techniques
calipers and micrometers dimensional inspectionvisual part inspection

Role details

Description

Sanmina Corporation (Nasdaq: SANM) is a global powerhouse in integrated manufacturing solutions serving the fastest growing segments of the global Electronics Manufacturing Services (EMS) market. We are a global engine providing the end-to-end manufacturing backbone for the world's most essential and innovative brands. Whether it's autonomous vehicles, life-saving medical tech, next-gen aerospace, or AI/cloud infrastructure - our integrated solutions don't just meet standards-they redefine them. Sanmina Corporation (Nasdaq: SANM) is a leading integrated manufacturing solutions provider serving the fastest-growing segments of the global Electronics Manufacturing Services (EMS) market.

Sr. Injection Molding Technician, M-F 7am - 3pm

Job Purpose: Works with engineers in set-up, calibration tests and conducting experiments. Perform rework and quality testing related to the production of parts, components, subassemblies and final assemblies. Use sophisticated programs to collect and evaluate operating data to conduct on-line adjustments to products, instruments or equipment. Determines and may assist in developing methods and procedures to control or modify the manufacturing process. Performs functions associated with all manufacturing operations. May include drill presses, milling machines, pad printing machines, hot stamping machines, sonic welders, assembly stations and other various machines and equipment.

Key Responsibilities

  • Machine Setup & Changeovers Prepare machines for production by installing, aligning, and securing molds and tooling using hoists and hand tools.
  • Calibrate operational parameters such as temperature, pressure, clamp force, and injection speed according to product specifications.
  • Process Optimization & Troubleshooting Monitor production runs to ensure cycle times and part dimensions meet tolerances.
  • Troubleshoot machine errors and molding defects (e.g., flash, short shots, sink, and warpage) by adjusting process controls.
  • Execute machine start-up and shut-down procedures safely.
  • Quality Control Inspect parts visually and use precision measuring instruments (like calipers and micrometers) to verify product conformity.
  • Document process changes, fill out setup sheets, and maintain accurate production logs.
  • Equipment Maintenance & Safety
  • Perform routine preventive maintenance on injection molding machines and auxiliary equipment (e.g., dryers, chillers, and temperature control units).
  • Ensure a clean and organized workspace, adhering strictly to OSHA and company safety standards.

Core Requirements & Qualifications Education:

  • Associate's Degree and/or technical certifications or vocational training in plastics processing are highly preferred.
  • Experience: 2-4 years of hands-on experience in mold set-up, tooling procedures, and machine processing.
  • Technical Skills: Familiarity with scientific molding/decoupled molding principles, blueprint reading, and PLC controllers.
  • Physical Requirements: Ability to stand for long periods, walk, bend, and lift/move heavy materials or tools (typically up to 30 to 50 lbs).

Why Join Us?

At Sanmina, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. Your base pay will depend on your skills, qualifications, experience, and location. Sanmina is an Equal Opportunity EmployerSanmina is an Equal Opportunity Employer and prohibits discrimination and harassment.

Sanmina provides equal employment opportunities to employees and applicants for employment and prohibits discrimination and harassment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or other characteristic protected by applicable federal, state, or local laws.

Please be aware that this position may require access to technology, software, or technical data that is subject to U.S. export control laws. All offers of employment are contingent on the applicant either 1) being a "U.S. Person," defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident, or (iii) other protected individual, such as a refugee under 8 U.S.C. § 1157 or asylee under 8 U.S.C. § 1158; or 2) being eligible to obtain a timely export control license or license exception from the applicable U.S. federal agency.

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Common questions

Where is the Sr. Injection Molding Technician role at Sanmina based?

This role is based in Turtle Lake, WI.

What degree is required for the Sr. Injection Molding Technician role at Sanmina?

This role requires a Not specified.

How many years of experience does this Sr. Injection Molding Technician role require?

The posting calls for 2–4 years of relevant experience.

What techniques or methods are required for this Sr. Injection Molding Technician role?

calipers and micrometers dimensional inspection, visual part inspection.