Flex

Test Engineer

Mexico · Work style not stated · Full time

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About the role

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EmployerFlex
LocationMexico
Work styleWork style not stated
Employment typeFull time
Employer posted7 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

Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, Axiom, with the spin planned for Q1 2027. If the intended spin occurs, this role will support Axiom, a company focused on critical digital infrastructure and delivering end-to-end power and thermal management solutions for AI data centers and other mission-critical applications.



To support our extraordinary teams who develop high-level products and contribute to the growth of the organization, we are looking to add a Test Engineer, located in Guadalajara, North Campus.
Reporting to the Test Engineering Manager, this position is responsible for implementing, executing, and maintaining efficient functional test methods to validate the performance of electronic systems, software, and equipment.

Show full description

What a typical day looks like:

Execute and maintain functional tests for electronic and/or software systems.

Develop and document functional test plans and procedures.

Analyze test results, identify failures, and support their resolution.

Collaborate with engineering teams to ensure compliance with functional requirements.

Provide support for functional test equipment and test stations.

Participate in the introduction of new projects, including setup and sustaining activities.

Perform functional validations related to software and hardware.

Maintain traceability and proper documentation of executed tests.

Provide full floor support, ensuring availability and performance of test equipment.

Lead maintenance activities (preventive, corrective, and predictive) for test systems and stations.

Support and maintain equipment such as AOI, X-Ray systems ( Koh Young, Yxlon), and ICT, ensuring proper operation (hands-on knowledge required, not necessarily expert).

Monitor and drive improvements in KPIs such as yield, downtime, capacity, and equipment efficiency.

Experience we’re looking to add to our team:

Engineering degree.

English proficiency.

Experience reading and understanding test scripts or sequences.

Programming in Python.

Experience working with Linux.

Knowledge of AOI, X-Ray, and ICT systems.

Experience managing or leading technical support teams.

Strong analytical skills with experience in KPI tracking (yield, downtime, capacity, efficiency).

Nice to have: Familiarity with Open Source tools or ecosystems.

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

Competitive salary.

Life and medical insurance.

Christmas bonus.

Food coupons.

Savings fund.

PA91

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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