Injection Molding Engineering Technician

ThermoFisher Scientific; Tijuana; On-site; MXN 335,000 - 502,000; Full time

Job summary

Thermo Fisher Scientific in Tijuana, MX seeks an Injection Molding Engineering Technician to help ensure optimal equipment performance and continuous improvement in our manufacturing facilities.

The role focuses on supporting process development, mold trials, and production runs, with hands-on involvement in machine setup, mold installation, and problem-solving to maintain high-quality output while adhering to GMP safety standards.

Qualifications

• 4+ years hands-on injection molding experience in a manufacturing environment.
• Experience with mold setup, machine start-up, process development, process monitoring, and troubleshooting injection molding processes.
• Solid understanding of injection molding fundamentals: fill, pack/hold, cooling, and process parameters.
• Ability to identify molding defects such as short shots, flash, sinks, dimensional variation, and cosmetics.
• Operate injection molding equipment during production, engineering trials, and development activities following established parameters.

Responsibilities

• Support injection molding processes and equipment performance in manufacturing.
• Assist with mold trials, process development, and validation runs (IQ/OQ/PQ).
• Set up machines, install molds, and operate equipment for production and trials.
• Identify deviations and coordinate with Process Engineering, QA, and Production to maintain stable operations.

Skills

Injection molding

Mold setup

Process development

Troubleshooting

Manufacturing operations

Tools

Microsoft Excel

Calipers

Micrometers

Gauges

Job description

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Able to lift 40 lbs. without assistance, Adherence to all Good Manufacturing Practices (GMP) Safety Standards, Cleanroom: no hair products, jewelry, makeup, nail polish, perfume, exposed piercings, facial hair etc... allowed, Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.)

Job Description

As part of the Thermo Fisher Scientific team, you'll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life every single day to enable our customers to make the world healthier, cleaner and safer. We provide our global teams with the resources needed to achieve individual career goals while helping to take science a step beyond by developing solutions for some of the world's toughest challenges, like protecting the environment, making sure our food is safe or helping find cures for cancer.

DESCRIPTION: Join us at Thermo Fisher Scientific as a Injection Molding Engineering Technician and contribute to our mission to advance health, environmental, and safety initiatives. In this key role, you'll ensure optimal equipment performance and maintenance while supporting continuous improvement in our manufacturing facilities.

The Injection Molding Engineering Technician supports Process Engineering in the development, execution, monitoring, and troubleshooting of injection molding processes.

This hands‑on role supports mold trials, process development, engineering studies, validation runs, and continuous improvement activities, including machine setup, mold installation, and operation of injection molding equipment.

REQUIREMENTS:

• 4+ years of hands‑on injection molding experience in a manufacturing environment.
• Experience with mold setup, machine start‑up, process development, process monitoring, and troubleshooting of injection molding processes.
• Solid understanding of injection molding fundamentals, including fill, pack/hold, cooling, and key process parameters.
• Ability to identify and troubleshoot common molding defects such as short shots, flash, sinks, dimensional variation, and cosmetic defects.
• Ability to operate injection molding equipment during production, engineering trials, and process‑development activities following established parameters and procedures.
• Ability to recognize process deviations and work with Process Engineering, Quality, and Production to support stable manufacturing operations.
• Basic computer skills, including Microsoft Excel and technical/process documentation.
• Experience supporting mold trials, engineering runs, process development, or validation activities (IQ/OQ/PQ).
• Exposure to Scientific Molding or structured troubleshooting methodologies.

Preferred Qualifications

• Experience in a regulated manufacturing environment, preferably medical device, pharmaceutical, or similar.
• Familiarity with ISO 13485, Lean Manufacturing, and continuous improvement.
• Familiarity with basic measurement equipment such as calipers, micrometers, and gauges
• Familiarity with process documentation such as setup sheets, parameter records, and engineering work instructions.

Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.