Sr. Wet Process Equipment Engineer, Solar Cells (Starlink)

• ◆Work with facilities and process engineering teams to install, qualify, maintain, and continuously improve high-throughput texturing and preclean equipment for heterojunction silicon solar cell manufacturing
• ◆Drive equipment reliability and uptime to support very large volume production with minimal downtime. Run experiments and analyze data to improve capacity (UPH), reduce tool-to-tool variation, and improve defect performance
• ◆Develop and execute robust preventive and predictive maintenance strategies, spare parts programs, and tool matching protocols for high-volume manufacturing
• ◆Lead root cause analysis and corrective actions on all equipment-related issues, including chemical delivery systems, pumps, filtration, temperature control, robotics/automation, wet benches, and exhaust/abatement systems
• ◆Partner closely with Process Engineers to implement new process

on existing and future equipment platforms

• ✓Evaluate and select next-generation high-throughput texturing tools capable of supporting 1GW+ per tool scale production
• ✓Work with vendors on equipment design improvements, upgrades, and custom solutions tailored to heterojunction solar cell

• ✓Establish equipment performance metrics (OEE, MTBF, MTTR) and implement statistical process control for hardware stability
• ✓Ensure all equipment meets cleanroom, safety, and high-reliability manufacturing standards
• ✓Analyze production processes and machinery from a first principles, physics-based approach
• ✓Attend meetings to communicate factory state to leadership with respect to the team’s equipment

• ✓Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Materials Science, or related technical discipline
• ✓5+ years of hands-on experience owning and maintaining chemical process equipment in a high-volume semiconductor, solar manufacturing, or related environment
• ✓Experience handling flammable, toxic, corrosive, and/or hazardous chemicals and gases safely

• ✓7+ years of hands-on experience owning and maintaining chemical process equipment in a high-volume semiconductor or solar manufacturing environment
• ✓Strong technical expertise in chemical delivery systems, wet process equipment, pumps, filtration, temperature control hardware, robotics, and automation
• ✓Demonstrated success improving equipment uptime and reliability in a 24/7 high-volume production setting
• ✓Experience with heterojunction (HJT) silicon solar cell manufacturing equipment
• ✓Previous work at high-volume solar, semiconductor, or display manufacturing facilities (multi-GW or 300mm fab experience is a plus)
• ✓Deep knowledge of texturing tool architecture and subsystems
• ✓Experience with chemical concentration control, bath lifetime optimization, rinse systems, dryer systems, and particle control
• ✓Experience with electro-pneumatic robot and transfer module systems
• ✓Experience with hazardous chemical delivery, handling, and abatement systems
• ✓Experience scaling equipment from pilot to very high volume production
• ✓Proficiency with statistical tools (JMP, Minitab), failure analysis techniques, and reliability engineering principles
• ✓Strong project management skills with the ability to drive complex equipment installations and

• ✓Familiarity with high-reliability manufacturing standards for aerospace applications

• ✓Must be able to work extended hours and weekends as needed to support production and urgent equipment downtime situations
• ✓Ability to lift 25 lbs unassisted, work in cleanroom environments, and move between multiple production areas
• ✓Willingness to travel domestically and internationally to vendor sites (up to 20%)

ITAR

• ✓To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here .

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