Senior Engineer, Test Process (HDD Manufacturing)

Location: Woodlands, Singapore, W1 manufacturing site. One month of on-the-job training in Thailand is required.

Company

hirify.global operates advanced HDD manufacturing facilities in Singapore.

What you will do

• Own and sustain backend HDD manufacturing processes by monitoring yield, SPC trends, scrap, and key process indicators.
• Perform structured root cause analysis using 5 Why, Fishbone, and DMAIC methods.
• Lead DOE, process characterization, Gage R&R, and Cp/Cpk capability studies.
• Partner with equipment and automation teams to optimize equipment, refine recipes, and reduce failure modes.
• Develop process documentation, work instructions, PFMEA, and control plans.
• Support NPI builds, engineering trials, tool conversions, IQ/OQ/PQ qualification, supplier improvements, and continuous improvement initiatives.

Requirements

• Bachelor’s degree in Mechanical, Electrical, Materials, Chemical, Mechatronics, or a related engineering discipline.
• Experience in high-volume manufacturing with SPC, DOE, process optimization, and root cause analysis.
• Strong analytical, statistical, and problem-solving skills with a structured, data-driven approach.
• Familiarity with metrology tools, process characterization, and precision measurement systems.
• Knowledge of Lean/Six Sigma tools and problem-solving frameworks.
• Open to one month of on-the-job training travel to Thailand.

Nice to have

• Experience in HDD, semiconductor, or precision engineering industries.
• Exposure to JMP, Minitab, data analytics tools, or Python for statistical analysis.
• Experience leading cross-functional improvement projects.
• Understanding of automation interfaces, equipment-process interactions, and Industry 4.0 initiatives.

Culture & Benefits

• Work with operations, equipment engineering, automation, industrial engineering, and quality teams.
• Access to fully equipped cafeterias, wellness facilities, and sports activities.
• Employee events and community engagement programs.
• Technical learning platforms and advanced manufacturing infrastructure.