Sr. Process Engineer, Solar Manufacturing

Tesla is seeking a Senior Process Engineer to support and optimize solar manufacturing processes for solar at massive scale. You will help deploy 100GW of solar manufacturing from raw materials on American soil before the end of 2028. This role is core to Tesla s mission of accelerating the world s transition to sustainable energy. Tesla is a demanding and fast-paced environment where you will work with a highly motivated team on extremely challenging projects.

• During launch of this greenfield facility, you will assist with Functional Testing, Equipment and Product Testing, LOTO reviews and safety sign offs, and work instruction development
• Support day-to-day process monitoring and control for various processes like: Czochralski crystal pulling, diamond wire saw slicing, texturing, wafer cleaning, thin film deposition, screen printing, and laser operations
• Collect, analyze, and report process data
• Execute designed experiments (DOE) to achieve oxygen/carbon, and crystal defect targets, cell efficiency, Voc, Isc, FF, passivation targets, TTV, warp, bow, and breakage rate targets
• Identify and escalate process excursions, implementing short-term containment and contributing to root cause analysis
• Maintain and update process recipes, control charts, and standard operating procedures
• Support process validation activities including first article builds and capability studies
• Collaborate with equipment engineers to ensure tool performance meets process requirements
• Contribute to yield improvement projects and track and report process KPIs
• Evolve the manufacturing knowledge base through structured experiment documentation and process standards
• Degree in Engineering, Physics, Materials Science, or equivalent experience
• 5+ years of process engineering experience in semiconductor ingot, wafer or cell manufacturing
• Hands-on experience with some of the following processes: Czochralski crystal pulling, diamond wire saw slicing, texturing, wafer cleaning, thin film deposition, screen printing, and laser operations
• Proficiency in experimental design, SPC, and process data analysis
• Experience with theory of constraints, Six Sigma and problem-solving methods
• Experience developing and maintaining process recipes and SOPs in a production environment
• Ability to perform root cause analysis and implement corrective actions for process excursions
• Experience with AI tools, Python, SQL, and Statistical Software for process data analysis
• Strong attention to detail and ability to work methodically in a high-volume manufacturing setting
• Capability and willingness to travel domestically and internationally. Travel will vary based on launch timing. More frequently during build, less during HVM and sustaining

Benefits

Along with competitive pay, as a full-time Tesla employee, you are eligible for the following benefits at day 1 of hire:

• Medical plans > plan options with $0 payroll deduction
• Family-building, fertility, adoption and surrogacy benefits
• Dental (including orthodontic coverage) and vision plans, both have options with a $0 paycheck contribution
• Company Paid (Health Savings Accounts) HSA Contribution when enrolled in the High-Deductible medical plan with HSA
• Healthcare and Dependent Care Flexible Spending Accounts (FSA)
• 401(k) with employer match, Employee Stock Purchase Plans, and other financial benefits
• Company paid Basic Life, AD&D
• Short-term and long-term disability insurance (90 day waiting period)
• Employee Assistance Program
• Sick and Vacation time (Flex time for salary positions, Accrued hours for Hourly positions), and Paid Holidays
• Back-up childcare and parenting support resources
• Voluntary benefits to include: critical illness, hospital indemnity, accident insurance, theft & legal services, and pet insurance
• Weight Loss and Tobacco Cessation Programs
• Tesla Babies program
• Commuter benefits
• Employee discounts and perks program