PCBA Process Engineer

Flex; Milpitas (CA); On-site; USD 130,000 - 170,000; Full time

Job summary

Flex in Milpitas, CA is seeking a PCBA Process Engineer to develop, optimize, and sustain PCBA manufacturing processes with a focus on cost, quality, delivery, productivity and yield. The role supports NPI, equipment qualification, process validation and technology transfer in a high-technology electronics environment.

The candidate will lead process improvements, establish robust process parameters, and work closely with cross‑functional teams to drive manufacturing excellence and continuous

Qualifications

• 8+ years of process engineering experience in high-technology electronics manufacturing.
• Deep expertise in PCBA manufacturing processes including SMT, stencil printing, SPI, pick-and-place, reflow, wave/ selective soldering, coating, underfill and depanelization.
• Strong experience improving yield, quality, throughput and cycle time.
• Proven ability to troubleshoot complex process issues using statistical methods and root cause analysis.
• Experience supporting NPI, technology transfers, equipment qualification and process validation.
• Hands-on knowledge of DOE, SPC, PFMEA and continuous improvement methodologies.

Responsibilities

• Drive PCBA process development and optimization to improve quality, cost, delivery and efficiency.
• Evaluate product designs and manufacturing processes using DFX methodologies.
• Establish robust, repeatable process parameters for production.
• Lead troubleshooting and implement corrective actions for process issues.
• Champion yield, productivity, throughput, cycle-time and safety improvements.
• Support capital equipment selection, qualification, implementation and new tech introduction.
• Develop and maintain process documentation, manufacturing standards and SPC.
• Partner with cross-functional teams to support NPI, technology transfers and operator training.

Education

Bachelor's degree in Engineering

Job description

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.

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a PCBA Process Engineer located in Milpitas, CA. Reporting to the Director, Operations Engineering, the PCBA Process Engineer will be responsible for developing, improving, and sustaining PCBA manufacturing processes with a strong focus on cost, quality, delivery, productivity, and yield improvements. This position will support process engineering activities across new product introduction, equipment implementation, process optimization, troubleshooting, and continuous improvement in a high-technology electronics manufacturing environment.

What a typical day looks like:

• Drive PCBA process development and optimization to improve quality, cost, delivery, and manufacturing efficiency.
• Evaluate product designs and manufacturing processes using DFX methodologies.
• Establish and sustain robust, repeatable process parameters for production.
• Lead troubleshooting efforts and implement corrective actions for process-related issues.
• Champion yield, productivity, throughput, cycle-time, and safety improvement initiatives.
• Support capital equipment selection, qualification, implementation, and new technology introduction.
• Develop and maintain process documentation, manufacturing standards, and statistical process controls.
• Partner with cross-functional teams to support new product introduction, technology transfers, and operator training.

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

• 8+ years of process engineering experience within high-technology electronics manufacturing.
• Bachelor’s degree in Engineering.
• Deep expertise in PCBA manufacturing processes, including SMT, stencil printing, SPI, pick-and-place, reflow soldering, wave/selective soldering, coating, underfill, and depanelization.
• Strong experience developing, optimizing, and sustaining manufacturing processes with a focus on yield, quality, throughput, and cycle time improvements
• Proven ability to troubleshoot complex process issues using statistical methods and root cause analysis tools.
• Experience supporting NPI, technology transfers, equipment qualification, and process validation in a high-volume manufacturing environment.
• Hands‑on knowledge of process control, DOE, SPC, PFMEA, and continuous improvement methodologies to drive manufacturing excellence.
• Strong understanding of PCBA inspection and test methodologies, including AOI, X‑ray, functional testing, component testing, and measurement systems.
• Demonstrated technical leadership with the ability to influence cross‑functional teams, lead process improvement initiatives, and support strategic manufacturing objectives.

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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 [e-mail] 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).