Test Engineer I

Molex; Región Sur; On-site; MXN 335,000 - 670,000; Full time

Job summary

Molex is expanding its Reliability Lab team and seeks a Test Engineer I to support testing and reliability evaluation of Molex products. You will perform laboratory testing, analyze data, operate equipment, and develop technical documentation while collaborating with technicians and engineers across the organization to improve product quality.

You will join a global Reliability Lab focused on confirming product performance through disciplined testing, data analysis, and documentation, with

Qualifications

• Bachelor’s degree in Engineering.
• At least one year of laboratory testing experience.
• Basic ability to communicate in English.
• Experience setting up or operating electronic test and measurement equipment.
• Experience using data acquisition systems for voltage or current measurements.
• Experience working with environmental or temperature chambers.
• Basic computer skills, including Microsoft Office applications.
• Ability to work hands-on with small components.

Responsibilities

• Perform different types of laboratory testing in accordance with customer specifications and product technical documentation.
• Prepare test reports that clearly document the test methods, results, observations, and conclusions.
• Set up and operate standard and custom test equipment, including electronic voltage, current, and data acquisition systems.
• Support Measurement System Analysis, equipment calibration, preventive maintenance activities, and internal laboratory projects.
• Participate in cross-functional training with laboratory technicians and test engineers across the global organization.
• Apply basic problem-solving tools, including 5 Whys and fishbone diagrams, to investigate testing issues.
• Summarize test results using a Laboratory Information Management System.
• Review test results with test engineers and communicate abnormalities or inconsistencies.
• Support Molex Total Quality Management and applicable quality, laboratory, and environmental management systems by following approved policies and procedures.

Skills

English basics

Test equipment setup

Data acquisition systems

Environmental/temperature chambers

Microsoft Office

Hands-on with small components

Manual soldering

Education

Bachelor’s degree in Engineering

Tools

Oscilloscopes & DAQ hardware

Laboratory Information Management System (LIMS)

Microsoft Excel

Job description

Your Job

We are expanding our Reliability Lab team and are seeking a Test Engineer I to support the testing and reliability evaluation of Molex products.

In this role, you will perform laboratory testing, analyze data, operate specialized equipment, and develop technical documentation. You will collaborate with laboratory technicians and test engineers across the organization while contributing to product quality and continuous improvement.

Our Team

You will join a global Reliability Lab organization focused on confirming product performance and reliability through disciplined testing, accurate data analysis, and technical documentation. The team works cross-functionally and shares knowledge across laboratory locations to strengthen testing capabilities and deliver consistent results.

What You Will Do

• Perform different types of laboratory testing in accordance with customer specifications and product technical documentation.
• Prepare test reports that clearly document the test methods, results, observations, and conclusions.
• Set up and operate standard and custom test equipment, including electronic voltage, current, and data acquisition systems.
• Support Measurement System Analysis, equipment calibration, preventive maintenance activities, and internal laboratory projects.
• Participate in cross-functional training with laboratory technicians and test engineers across the global organization.
• Apply basic problem-solving tools, including 5 Whys and fishbone diagrams, to investigate testing issues.
• Summarize test results using a Laboratory Information Management System.
• Review test results with test engineers and communicate abnormalities or inconsistencies.
• Support Molex Total Quality Management and applicable quality, laboratory, and environmental management systems by following approved policies and procedures.

Who You Are (Basic Qualifications)

• Bachelor’s degree in Engineering.
• At least one year of laboratory testing experience.
• Basic ability to communicate in English.
• Experience setting up or operating electronic test and measurement equipment.
• Experience using data acquisition systems for voltage or current measurements.
• Experience working with environmental or temperature chambers.
• Basic computer skills, including Microsoft Office applications.
• Ability to work hands‑on with small components.

What Will Put You Ahead

• Experience with manual soldering techniques.
• Experience supporting equipment calibration, maintenance, or Measurement System Analysis activities.
• Experience using a Laboratory Information Management System.
• Knowledge of quality or laboratory management systems, including IATF 16949 or ISO/IEC 17025.
• Familiarity with structured problem-solving tools, including 5 Whys and fishbone diagrams.
• Current passport and visa documents.

Who We Are

As a Koch company, Molex is a globally recognized provider of electronic solutions, enabling innovation in industries ranging from automotive to healthcare. We design and manufacture critical connectivity solutions that improve lives. At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.