KASIRAJAN POTHIRAJAN
Quality Technician
Singapore
Summary
Quality Technician with over 8 years of experience in precision manufacturing and quality assurance. Specialized in CMM programming, laser tracker metrology, and measurement system management , ensuring high-accuracy inspection and compliance with ISO 9001:2015 standards . Experienced in leading inspection teams, supporting audits, and driving quality improvements through data-driven analysis. Proficient in dimensional inspection, GD&T interpretation, and quality documentation , with strong understanding of CNC machining processes . Seeking to leverage technical expertise in a Senior Quality Engineer or Metrology role
Overview
9
9
years of professional experience
2
2
Languages
Work History
Quality - Technician
JEP ENGINEERING PTE LTD
11.2021 - Current
- Led an inspection team and coordinated daily customer requirement reviews to ensure achievement of quality objectives
- Engineered and executed CMM inspection programs using Zeiss Calypso, PC-DMIS, and Wenzel Quartis , ensuring high-precision dimensional validation against complex GD&T specifications.
- Applied 7 QC tools (Fishbone Diagram, Pareto Analysis, Control Charts) to perform root cause analysis and reduce process-related defects
- Implement statistical process control (SPC) and monitoring techniques to reduce process variation
- Ensured compliance with ISO 9001:2015 (QMS) and ISO 14001:2015 (EMS) standards, supporting audits, documentation control, and continuous improvement initiatives
- Generate and maintain First Article Inspection (FAI), dimensional reports, and process audit documentation
- Generated and managed Dimensional Inspection Reports (DIR), process audit documentation, and setup verification records , ensuring adherence to Control Plans, traceability, and quality compliance
- Supported continuous improvement initiatives (Kaizen) by leveraging quality tools to reduce rework and scrap
- Performed periodic manufacturing process and product audits in line with quality standards, identifying nonconformities and implementing corrective actions
- Initiated and proposed corrective actions (CAPA) for customer complaints, ensuring timely resolution and quality improvement
- Performed OQC inspections and controlled nonconforming products , ensuring proper identification, segregation, and disposition in line with quality management system requirements
- Interpreted engineering drawings in accordance with ISO and ASME standards , and supported internal and customer audits through proper documentation and compliance
- Drive root cause analysis (5 Why, Fishbone/Ishikawa) for nonconformance and implement corrective & preventive actions (CAPA) .
- Interpret engineering drawings with GD&T (ASME Y14.5) to ensure compliance with design specifications
- Analyzed measurement variation through MSA studies, improving accuracy and supporting process capability analysis
- Conducted laser tracker-based dimensional measurements to verify large components against engineering specificationsCollected and analyzed measurement data using laser tracker software, generating detailed inspection reports
- Worked closely with production to identify root causes of defects and implement corrective actions , reducing rework and process variation
- Performed in-process inspections and monitored nonconforming products to ensure compliance with quality standards
- Managed calibration scheduling and execution for measuring instruments, ensuring traceability and maintaining calibration records in compliance with quality standards
- Applied 5S methodology to optimize workplace layout, reduce waste, and improve productivity and quality performance
- Applied knowledge of CNC machining processes (milling, turning) to support quality inspection, defect analysis, and process improvement
- Improved product quality by conducting dimensional inspections and root cause analysis (RCA) , driving continuous process improvements
- Developed ballooned inspection plans using drawing analysis, supporting FAI, PPAP, and quality documentation requirements
Quality - Inspector
LUBRITRATE PTE LTD
11.2019 - 10.2021
- Conducted dimensional inspection using profile projector and micro scanner , verifying critical dimensions and tolerances against engineering drawings
- preparation of inspection reports and audit documentation , ensuring accuracy and traceability
- Applied a range of measurement tools and gauging systems (vernier calipers, micrometers, height gauges) to conduct in-depth dimensional analysis
- Developed SOPs for inspection and testing , ensuring process standardization and compliance
- Performed visual inspections to identify tolerance deviations and ensure compliance with specifications
- Performed in-process and final inspections of precision components to ensure compliance with engineering drawings and specifications
- Monitored production processes to ensure product quality and adherence to standards.
- Communicated with production teams to address quality issues and ensure timely resolution
- Supported process improvement initiatives by identifying defects and implementing corrective actions
- Supported process improvement initiatives by identifying defects and implementing corrective actions
- Maintained and updated quality control records and inspection reports , ensuring accuracy and traceability Followed standard operating
- Provided feedback to production teams on product quality issues , supporting timely resolution and process improvement procedures for inspections and tests.
- Operated and maintained testing and inspection equipment , ensuring accurate and reliable measurement results
- Operated and maintained precision measuring instruments (vernier calipers, micrometers, height gauges, dial indicators) for accurate dimensional analysis
Quality - Trainee
RS AUTO COMPONENTS
04.2017 - 12.2018
- Learned and applied basic quality tools for defect identification and process monitoring
- Developed understanding of engineering drawings and tolerances
- Maintained inspection records and quality documentation
- Improved documentation clarity to support training and knowledge
- Participated in training programs to enhance knowledge of industry standards, quality systems, and best practices for maintaining product quality
- Participated in cross-functional root cause analysis (RCA) and problem-solving activities to enhance process efficiency and product quality
- Documented testing procedures for developers and future testing use
- Gained knowledge of variable gauges for dimensional measurement and inspection
- Developed skills in preparing Dimensional Inspection Reports (DIR) , including ballooning drawings and validating measurements against tolerance requirements
Education
Mechanical Engineering
Sethu Institute of Technology
Madurai, Tamilnadu, India01.2017
Skills
Certified CMM Programmer ( Zeiss, Hexagon and Wenzel )
ISO 9001:2015 lead auditor certification
Precision measurement using laser tracker
3D modeling with CREO and AutoCAD
Experienced in Word, Excel, and PowerPoint
Skilled in ballooning software applications
All Variable and Attribute gauges
Plastic welding quality inspector
Collaborative team player
Geometric tolerancing skills
PERSONAL DETAILS
- Date of birth: 03 Jun 1996
- Nationality: INDIAN
- Marital status: Married
Timeline
Quality - Technician
JEP ENGINEERING PTE LTD
11.2021 - Current
Quality - Inspector
LUBRITRATE PTE LTD
11.2019 - 10.2021
Quality - Trainee
RS AUTO COMPONENTS
04.2017 - 12.2018
Mechanical Engineering
Sethu Institute of Technology