Test Technician

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:

To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Test Technician (NPI) located in Aguascalientes

Reporting to the Test Engineer / NPI Lead, this role is responsible for supporting New Product Introduction (NPI) activities by developing, validating, troubleshooting, and releasing test processes and equipment to production. This position plays a critical role in ensuring test readiness, process stability, and a successful transition from NPI to mass production.

What a typical day looks like:

• Duties performed in this role vary depending on the business unit, location, or product being manufactured. Duties may include, but are not limited to the following:
• Supports NPI builds, pilot runs, and validation activities, ensuring test readiness and execution
• Performs advanced troubleshooting and debug at system, subassembly, and PCBA level
• Analyses test failures, logs, and yield trends to identify root cause and implement corrective actions
• Configures and validates network communication (Ethernet, IP configuration, connectivity, ping validation) between units and test systems
• Supports test station bring-up, validation (FAT/SAT), and release to production
• Works with engineering to validate and improve test sequences, fixtures, and test coverage
• Contributes to the definition and improvement of test methods and processes for new products
• Provides technical leadership on the production floor, acting as escalation point for complex issues
• Supports operator training, certification, and development of manufacturing instructions (MPI)
• Ensures test processes comply with quality, safety, and production requirements
• Maintains equipment readiness and stability during NPI phase, supporting preventive maintenance activities

The experience we're looking to add to our team:

• Associate's degree or equivalent experience with solid technical background in test or manufacturing environments

• Strong experience in test, troubleshooting, and NPI (pilot builds, ramp-up)

• Proven ability to troubleshoot at system, electrical, and functional levels

• Experience with test equipment (oscilloscope, multimeter, etc.) and network configuration (Ethernet, IPs)

• Ability to read and interpret schematics, technical drawings, and test documentation

• Strong skills in failure analysis, log interpretation, and root cause identification

• Experience supporting test station validation and release to production

• Ability to lead troubleshooting efforts and support technical escalations

• Intermediate English

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

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

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).

Client-provided location(s): Aguascalientes, Mexico

Job ID: Flex-WD221611

Employment Type: FULL_TIME

Posted: 2026-05-26T19:58:26