Technical Support Engineer (Zeta)

Company Overview KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays. The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem-solvers work together with the world’s leading technology providers to accelerate the delivery of tomorrow’s electronic devices. Life here is exciting and our teams thrive on tackling really hard problems. There is never a dull moment with us. Group/Division The KLA Services team headquartered in Milpitas, CA is our service organization that consists of Service Sales and Marketing, Spares Supply Chain management, Field Operations, Engineering, Product Training, and Technical Support. The KLA Services organization partners with our field teams and customers in all business sectors to maintain the high performance and productivity of our products through a flexible portfolio of services. Our comprehensive services include: proactive management of tools to identify and improve performance; expertise in optics, image processing and motion control with worldwide service engineers, 24/7 technical support teams and knowledge management systems; and an extensive parts network to ensure worldwide availability of parts. Job Description/Preferred Qualifications Job Summary KLA is seeking a highly skilled Technical Support Engineer to support semiconductor manufacturing equipment for customers in Singapore and across regions in Asia. The TSE responds to complex issues when first-line product support has been unable to isolate or resolve problems with malfunctioning equipment. This position is responsible for providing advanced technical troubleshooting, managing equipment escalations, developing corrective action plans, and working cross-functionally with field service, engineering, product support, and customer teams to restore equipment performance and minimize production impact. The successful candidate will bring strong analytical capability, hands-on technical expertise, and professional communication skills to a fast-paced semiconductor fab environment. Key Responsibilities Provide advanced technical support for complex semiconductor equipment issues, including escalations that cannot be resolved by first-line field support. Analyze tool data, inspection reports, system logs, diagnostic results, and customer observations to determine root cause and recommend effective corrective actions. Develop, document, and communicate clear Plans of Action and Corrective Action Plans for customers, field service teams, and internal stakeholders. Support onsite customer escalations, including troubleshooting, corrective actions, recovery activities, and post-repair verification. Collaborate with Customer Service Engineers, Technical Support Managers, product engineers, design engineering, software teams, and regional experts to resolve escalations efficiently. Lead or support service alert and escalation meetings, track open actions, and provide timely technical updates to service management and customer-facing teams. Prepare professional service reports, escalation summaries, postmortem reports, and structured problem-solving documentation. Capture lessons learned and develop best-known methods, troubleshooting procedures, training materials, and technical documentation for regional service teams. Support equipment installations, upgrades, customer acceptance activities, and production ramp readiness where technical support expertise is required. Contribute to continuous improvement initiatives by identifying opportunities to improve product reliability, maintainability, serviceability, and training, and by providing feedback to the appropriate engineering or support organization. Minimum Qualifications Doctorate (Academic) Degree and 0 years related work experience; Master's Level Degree and related work experience of 3 years; Bachelor's Level Degree and related work experience of 5 years Strong hands-on troubleshooting skills with the ability to interpret equipment logs, diagnostic data, inspection results, system parameters, and failure symptoms. Leading and driving multi-disciplined teams to resolve complex issues in stressful situations. Must be located in Singapore and have the ability and willingness to travel to customer fabs within Singapore and across regions in Asia as required, typically 20–50% depending on escalation and project needs. We offer a competitive, family friendly total rewards package. We design our programs to reflect our commitment to an inclusive environment, while ensuring we provide benefits that meet the diverse needs of our employees. KLA is proud to be an equal opportunity employer Be aware of potentially fraudulent job postings or suspicious recruiting activity by persons that are currently posing as KLA employees. KLA never asks for any financial compensation to be considered for an interview, to become an employee, or for equipment. Further, KLA does not work with any recruiters or third parties who charge such fees either directly or on behalf of KLA . Please ensure that you have searched KLA’s Careers website for legitimate job postings. KLA follows a recruiting process that involves multiple interviews in person or on video conferencing with our hiring managers. If you are concerned that a communication, an interview, an offer of employment, or that an employee is not legitimate, please send an email to to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.