Company Overview
Group/Division
Job Description/Preferred Qualifications
Key Responsibilities:
Product Development / PLC Execution
Support new product introduction and sustaining within the KLA Product Lifecycle (PLC) framework, ensuring deliverables across development phases are completed and aligned to schedule and performance targets.
Contribute to system definition, integration, and validation from early development through release and field deployment.
Drive PLC deliverables including system architecture inputs, test plans, acceptance criteria, and documentation.
Engineering Change Management (ECO / FCO)
Own and execute Engineering Change Orders (ECOs) / Field Change Orders (FCOs) for product improvements, reliability fixes, and customer requirements.
Work cross-functionally to scope, implement, validate, and release changes across hardware, software, and system interactions.
Ensure changes are properly validated through structured test and qualification plans prior to release.
Systems Engineering / Test & Validation
Develop and execute system-level test plans, including validation, characterization, and reliability testing.
Perform system integration and troubleshoot complex issues spanning:
Optics / sensing systems
Precision motion and vibration
Electronics and control systems (including PLC-based control)
Define test strategies, instrumentation approach, and data analysis methods for subsystem and full tool validation.
Root Cause Analysis & Problem Solving
Lead root cause investigations for performance, reliability, and field issues using structured problem-solving methodologies.
Analyze system behavior across subsystems to identify contributing factors and interactions.
Drive corrective actions and validate fixes through engineering and field testing.
Field Escalation Support
Provide hands-on support for customer escalations including L4 issues, collaborating with global service teams.
Travel to customer sites internationally to diagnose and resolve critical issues (“fly-and-fix” support).
Interface directly with customers during escalations to communicate technical status and solutions.
Cross-Functional Collaboration
Work closely with design, manufacturing, applications, and service teams to resolve issues and improve product performance.
Support training and knowledge transfer for field and manufacturing teams on new features and fixes.
Provide technical documentation and feedback into future product improvements.
Additional Requirements
Willingness to travel internationally up to ~30–50% to support escalations and customer engagements.
Strong communication skills and ability to work in cross-functional, global teams.
Ability to work hands-on in lab and field environments and independently drive problem resolution.
Minimum Qualifications
Bachelor’s, Master’s, or PhD in Mechanical, Electrical, Optical, Systems Engineering, or related field.
5+ years of experience in semiconductor equipment, complex systems, or related high-tech industry.
Strong system-level engineering capability across multi-disciplinary subsystems (mechanical, electrical, optical).
Proven experience in:
Test plan development and execution
Root cause analysis and troubleshooting
System integration and validation
Familiarity with:
PLC/control systems
Data acquisition and analysis
Hardware debugging and lab testing
Experience with semiconductor capital equipment
Experience supporting field escalations or customer-facing engineering
Knowledge of PLC processes, stage-gate development, or product lifecycle engineering
Hands-on lab and/or field experience working with complex hardware systems
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 [email protected] to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.
KLA Singapore, Singapore, SGP Office
Singapore, Singapore

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