Process Engineer, BB-SI
Flex · California
- Level
- Engineer
- Team
- Process
- Degree
- Required
- Experience asked
- 5+ years
- Industry
- Industrial
- Posted
- Yesterday
The role in 30 seconds
An engineer-level process role at Flex (industrial) in California. Develop, maintain, and update process documentation, work instructions, and manufacturing procedures in accordance with customer engineering change orders (ECOs).
- They ask for
- 5+ years · degree required
- Tools it names
- Lean, Root cause, Validation (IQ/OQ/PQ), Tooling, SolidWorks, AutoCAD
Read from the posting. The full description is below.
From the plant jobs report · week of October 26, 2026
Process Engineer roles in California: typical posted base $122k–$171k.
Median of the low and high ends of 58 live postings that list pay, out of 96 process engineer openings in California, read from manufacturers' own careers sites.
California plant jobs report →Pay by team and state →What moves pay →
How this role compares
Against 95 other live process postings in California.
- Base pay
- Not listed in this posting
- Experience asked
- Typical (5+ years)
Typical $120k–$171k, from 56 postings that list pay.
Similar roles usually ask 5+ years.
Skills these teams ask for most
- ✓ Root cause 47%
- DOE 31%
- SPC 28%
- ✓ Validation (IQ/OQ/PQ) 23%
- ✓ New product launch 22%
- Team leadership 21%
✓ = this posting asks for it too. % = share of similar postings that mention it.
Stands out: this posting asks for SolidWorks, AutoCAD, which few similar roles mention. If you have it, lead with it.
At a glance
Pulled from the posting text. If it's not listed here, the posting didn't say.
How to get in at this plant
Five moves over a week or two. The first one takes ten minutes.
- 1
Pick 2–3 people on the Process team at Flex
Engineers who joined in the last year or two reply the most. Use the team search on this page to find them.
- 2
Send a short, curious note
One real question about their work. No favors yet. Each person gets a different note, written for this role.
- 3
Turn a reply into a short call
Questions worth asking about this team:
- What does a normal week look like on your team?
- Is the work mostly new product launches or sustaining existing lines?
- How much time do you spend on the floor versus at a desk?
- How did you land the job? What stood out in your interviews?
- 4
Apply with someone vouching for you
If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.
- 5
Bring proof to the interview
One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.
Full description from FlexAs posted on their careers site.ShowHide
Job Summary
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 Process Engineer, BB-SI located in Milpitas, CA.
Reporting to the Engineering Manager, the Process Engineer, BB-SI 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.
The experience we’re looking to add to our team
- ✓Bachelor’s degree in Mechanical, Industrial, or related Engineering discipline with 3-5 years of experience in electronic server, communications, or electronics manufacturing environments.
- ✓Experience supporting assembly and electro-mechanical manufacturing processes, including process development, optimization, validation, and sustaining engineering activities.
- ✓Proficiency with SolidWorks and AutoCAD, with the ability to develop mechanical designs, tooling, fixtures, and manufacturing documentation in a professional engineering environment.
- ✓Strong analytical and problem-solving skills with experience driving yield, quality, productivity, throughput, and cycle-time improvements using data-driven methodologies.
- ✓Experience supporting new product introduction (NPI), process qualification, root cause analysis, corrective actions, and cross-functional manufacturing initiatives.
- ✓Knowledge of Lean Manufacturing and Industrial Engineering principles, with proficiency in Microsoft Office applications and strong technical communication skills.
GZ27
Show full description ↓Show less ↑
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.
What a typical day looks like
- •Design, implement, and optimize manufacturing processes to meet quality, cost, delivery, and productivity objectives within established schedules and budgets.
- •Partner closely with customers and cross-functional teams to define product specifications, equipment and tooling requirements, and provide Design for Manufacturing (DFM) recommendations.
- •Lead new product introduction (NPI), technology transfers, and process qualification activities while supporting successful production ramp-ups.
- •Develop, maintain, and update process documentation, work instructions, and manufacturing procedures in accordance with customer engineering change orders (ECOs).
- •Design and implement tooling, fixtures, and manufacturing aids while utilizing statistical process analysis and continuous improvement methodologies to improve yield and reduce defects.
- •Train and support production teams on new processes, technologies, and best practices, while serving as a key technical interface for both internal stakeholders and external customers.
What you'll receive for the great work you provide
- •Full range of medical, dental, and vision plans
- •Life Insurance
- •Short-term and Long-term Disability
- •Matching 401(k) Contributions
- •Vacation and Paid Sick Time
- •Tuition Reimbursement