Flex

Test Engineer

Mexico · Work style not stated · Full time

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About the role

Description from the employer’s posting. Check the employer’s page for the current version.

EmployerFlex
LocationMexico
Work styleWork style not stated
Employment typeFull time
Employer posted1 Oct 2026

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.

A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary

Job Summary:

The “Senior Test Engineer” will be based in Flex GDL South, reporting to Test Engineering Manager

The Senior Test Engineer leads and supports the development, integration, validation, and improvement of test systems for electronic products. This role works closely with Engineering, Quality, Manufacturing, and technical teams to troubleshoot test failures, improve yields, develop test programs, and ensure reliable test processes and equipment in production.

Show full description

Principle Accountabilities:

Lead and coordinate test engineering activities for electronic products and systems.
Develop, modify, and support test programs for electronic products.
Develop and maintain test hardware, software, fixtures, procedures, and process documentation.
Analyze test data and failures, perform root cause analysis, and implement corrective actions to improve test yield.
Support equipment installation, verification, calibration, integration, and troubleshooting in production.
Develop test plans, procedures, and technical reports.
Work with Engineering, Quality, Manufacturing, and external suppliers to resolve test-related issues.
Train and support test technicians and operators on test equipment and troubleshooting techniques.
Evaluate and implement new test technologies, tools, and procedures.
Ensure test processes meet product, quality, reliability, and manufacturing requirements.

Education / Experience

Bachelor’s degree in Electrical, Electronics, Computer, Mechatronics Engineering, or related field.
4+ years of experience in Test Engineering, preferably in electronics manufacturing.
Experience developing and troubleshooting electronic test systems and equipment.
Experience with In-Circuit, Functional, or System/Software Testing.
Experienci with AOI’s & X Rays.
Experience with test equipment such as oscilloscopes, logic analyzers, and multimeters.
Programming experience with Python, LabVIEW, Perl, TestStand or similar languages.
Knowledge of DFT, root cause analysis, test coverage, and yield improvement.
Strong analytical, troubleshooting, communication, and problem-solving skills.
Ability to work independently and lead technical projects.
Proficiency in Microsoft Office.
Advanced English.

What you’ll receive for the great work you provide:

Competitive Salary.
Life & Medical insurance.
Christmas Bonus.
Food Coupons.
Saving Fund.

JM54

Job Category

Production Engineering

Required Skills:

Optional Skills:

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

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