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:
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:
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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:
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Supports NPI builds, pilot runs, and validation activities, ensuring test readiness and execution
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Performs advanced troubleshooting and debug at system, subassembly, and PCBA level
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Analyses test failures, logs, and yield trends to identify root cause and implement corrective actions
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Configures and validates network communication (Ethernet, IP configuration, connectivity, ping validation) between units and test systems
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Supports test station bring-up, validation (FAT/SAT), and release to production
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Works with engineering to validate and improve test sequences, fixtures, and test coverage
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Contributes to the definition and improvement of test methods and processes for new products
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Provides technical leadership on the production floor, acting as escalation point for complex issues
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Supports operator training, certification, and development of manufacturing instructions (MPI)
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Ensures test processes comply with quality, safety, and production requirements
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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:
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Competitive Salary.
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Life & Medical insurance.
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Christmas Bonus.
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Food Coupons.
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Saving Fund.
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 [email protected] 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).
