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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 SummaryTo support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Manufacturing Engineer located in Reynosa.
Reporting to the Process Engineering Manager the Manufacturing Engineer’s role involves:
What a typical day looks like:
Respond quickly to equipment failures; troubleshoot and restore production with minimum downtime.
Lead and support continuous-improvement projects that increase OEE and reduce downtime.
Diagnose and resolve abnormal issues across integrated systems — PLC, vision, robotics, motion control and smart devices.
Carry out minor adjustments and tuning within validated lines (e.g., sensor replacement, control-logic tuning).
Support integration changes driven by equipment obsolescence and by new smart equipment.
Maintain and manage all production automation software in SVN (LabVIEW, Beckhoff TwinCAT, SAIA PLC) — applying and version-controlling existing software, not developing new software.
Apply a structured root-cause approach to issues; when the root cause is a software bug, capture it clearly and provide structured feedback to the HQ PLC / control-design team.
Troubleshoot and analyze problems to improve product quality and meet customer requirements
Provide on-site production technical guidance and on-the-job training for production line staff.
Strengthen plant-to-plant technical feedback loops so learnings are shared and repeated issues are avoided.
The experience we’re looking to add to our team:
Advanced English.
Clear communication in English and Spanish, including structured technical feedback to central engineering.
Bachelor’s degree in engineering (Electrical, Mechatronics, Automation or related).
System-level troubleshooting across PLC, vision, robotics, motion control and smart devices.
Working knowledge of PLC platforms (Beckhoff TwinCAT, SAIA) and LabVIEW for diagnosis, tuning and minor adjustments — not new development.
Robotics and integrated automation systems.
Industrial protocols and networking (e.g., EtherCAT, Modbus), HMI / SCADA and motion control.
Awareness of firmware and device-compatibility challenges smart equipment.
What you’ll receive for the great work you provide:
Pantry vouchers
Saving Fund
Christmas bonus
Holiday bonus
Medical Insurance
Life Insurance
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).
Skills Required
- Advanced English proficiency
- Clear technical communication in English and Spanish
- Bachelor's degree in Electrical, Mechatronics, Automation, or related engineering
- System-level troubleshooting across PLC, vision, robotics, motion control, and smart devices
- Working knowledge of Beckhoff TwinCAT, SAIA PLC, and LabVIEW for diagnosis, tuning, and minor adjustments
- Experience with robotics and integrated automation systems
- Knowledge of industrial protocols and networking, including EtherCAT and Modbus
- Knowledge of HMI, SCADA, and motion control
- Awareness of firmware and device-compatibility challenges in smart equipment
Flex Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Flex and has not been reviewed or approved by Flex.
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Healthcare Strength — Health offerings include comprehensive medical, dental, and vision coverage from day one, along with mental-health resources, fertility support, diabetes support, and remote physical therapy. Wellness programs and health support are emphasized as part of the package.
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Leave & Time Off Breadth — Time-off provisions include PTO, paid company holidays, sick time, shutdown days, and paid parental leave, with unlimited PTO noted in some roles. These policies are positioned to support work-life needs.
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Retirement Support — A 401(k) program with employer matching is available and generally viewed positively. This serves as a meaningful component of the overall rewards mix.
Flex Insights
What We Do
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