Technical Support Engineer

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

Key Responsibilities:

Procedure Validation & Improvement

• Review and validate technical procedures (e.g., eSL10, eDRX1) on in-house tools prior to production deployment.
• Ensure clarity, accuracy, and safety prioritization in Issue Correction Requests (ICRs).

ICR Lifecycle Ownership

• Manage the end-to-end lifecycle of ICRs, from submission through resolution.
• Coordinate tool validation, stakeholder communication, and post-release reviews.

​Escalation Handling & POA Execution

• Lead technical escalations by identifying root causes and executing structured Plans of Action (POAs).
• Collaborate with engineering and service teams to ensure timely resolution.

Cross-Regional Support & Shift Coverage

• Participate in Follow-the-Sun (FTS) support programs, including 5x24 or 7x24 coverage models.
• Ensure seamless handoffs and consistent customer experience across global hubs.

Technical Documentation & Knowledge Transfer

• Maintain organized documentation of tool issues, fixes, and best practices.
• Contribute to internal knowledge bases and training materials.

Customer Engagement & Case Intake

• Interface with field teams and customers to intake support cases using structured engagement forms.
• Gather detailed logs, problem statements, and target metrics for efficient troubleshooting.

Tool & Subsystem Expertise

• Develop deep technical knowledge of E-Beam subsystems (e.g., TMAC, ASC, CSSI, RAID).
• Support diagnostics and contribute to subsystem-level issue resolution.

Preferred Qualifications:

• At least 5 years of semiconductor metrology tool maintenance experience.
• Must be able to travel domestic and international of at least 30%
• Hands-on experience in hardware and software integration, testing and troubleshooting in semiconductor wafer inspection systems is an advantage
• Excellent data analytical and diagnostic skills
• Good presentation and communication skills
• Proficient with all Windows office suite applications such as Excel, PowerPoint, Power BI
• Hands-on experience with E-Beam products is highly preferred.
• High Vacuum experience preferred.
• Basic knowledge of Electron beam microscopy.
• Strong project management skills are a plus.

Minimum Qualifications

• 5 years of related experience with a Bachelors degree; or 3 years experience with a Master's degree; or equivalent experience

Base Pay Range: $37.02 - $62.94 Per HourPrimary Location: USA-AZ-Chandler-KLAKLA’s total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave.

Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.

KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at [email protected] or at +1-408-352-2808 to request accommodation.

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 websitefor 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 [email protected] to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.