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.
Job Description To contribute to our efforts and support the teams that build great products, we are looking for a Senior Process Engineer‑SMT Technical Lead, located at Guadalajara North Campus. Reporting to the Process Manager, this role is responsible for supervising critical SMT processes, ensuring the correct execution of production plans, and leading the technical team to meet quality, cost, delivery, and continuous improvement objectives.
What a typical day looks like: Extensive knowledge of the SMT process and its qualification
Analysis of the manufacturing process, technologies, techniques, and the product
Define, implement, and evaluate processes and tooling
Have the capability to identify root causes of failures
High level participation in daily production activities and effective problem solving on daily issues




Prepare justification, purchase, and implement capital equipment for production
Support the generation and introduction of engineering changes (ECOs)
Establish robust, and reproducible process or method
Develop, implement, and take ownership of process control methodologies
Troubleshooting process related issues
Evaluate and select materials
Implement statistical process analysis
Productivity and yield improvements
Improve manufacturing techniques and through put
Develop and maintain process documentation
Training assists during new processes or technologies
Provide training support during the implementation of new processes or technologies.
Develop cost-reduction proposals
Anlyzing reliability tests such as: X-section, Dye and Pry, C3, and strain gaugeInterpretation of DFM studies and associated risk analysis
The experience we’re looking to add to our team: Engineering degree
Previus experience as a Process Engineer
Experience in SMT, PTH, and Backend processes, SPI, edge bonding, and smart torque system
Knowledge of stencil design, reflow profiling, tooling/fixture design, and pallet validation.
Familiarity with IPC-A-610, CPK calculations, CAD/Gerber files, and MS Office.




Previous experience supervising and developing technical staff.
Schedule availability.
What you’ll receive for the great work you provide: Competitive Salary.
Life & Medical insurance.
Christmas Bonus.
Food Coupons.
Saving Fund.
HS115
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).
Through the collective strength of ~150,000 team members across 30 countries and responsible, sustainable operations, 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 with Flex offers the opportunity to make a difference, invest in your growth, and build great products for our customers that improve people’s lives. Together, let’s create the extraordinary! Join our talent community to learn more about job opportunities, company news and events.

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📌 Process Engineer SMT (Ecatepec de Morelos)
🏢 Flextronics - The Flex
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