Senior Supervisor, Manufacturing Equipment Maintenance - Day Shift; Alterna

Senior Supervisor, Manufacturing Equipment Maintenance - Day Shift (Thursday-Saturday & Alternating Wednesday 5am-5pm)

Western Digital is a global technology company leading the data storage industry with a portfolio of HDDs, SSDs, and enterprise solutions.

The Equipment Maintenance Senior Supervisor will lead the wafer fabrication equipment maintenance team to ensure maximum tool uptime, reliability, and safety in support of production goals. The role is responsible for preventive and corrective maintenance programs, resource allocation, staff development, and continuous improvement of equipment performance within the fab.

• Lead, mentor, and manage a team of equipment technicians across multiple shifts.
• Oversee preventive, corrective, and predictive maintenance programs for wafer fab tools (lithography, etch, deposition, CMP, wet/dry cleans, metrology).
• Monitor and improve key metrics such as MTBF, MTTR, and overall equipment effectiveness (OEE).
• Drive root cause analysis of recurring equipment issues and implement long‑term corrective actions.
• Collaborate closely with process engineering, production, and facilities teams to support yield and throughput goals.
• Manage spare parts inventory, vendor support contracts, and maintenance budget.
• Ensure compliance with all environmental, health, and safety standards, as well as cleanroom protocols.
• Lead equipment installation, qualification, and commissioning projects.
• Document and report maintenance activities, performance metrics, and improvement initiatives.
• Foster a culture of safety, accountability, and continuous improvement.

• Bachelor’s degree in mechanical, electrical, or related engineering discipline (or equivalent experience).
• 7+ years of semiconductor wafer fab equipment maintenance experience, including at least 3 years in a supervisory or management role.
• Strong knowledge of semiconductor toolsets (thin film, etch, lithography, CVD/PVD, CMP, wet benches, metrology).
• Proven track record of managing maintenance teams in a 24/7 manufacturing environment.
• Expertise in mechanical, electrical, pneumatic, and vacuum systems.
• Strong problem‑solving and analytical skills with experience in root cause analysis.
• Familiarity with CMMS (computerized maintenance management systems).
• Excellent communication, leadership, and team development skills.
• Demonstrated ability to manage budgets, resources, and vendor relationships.
• Microsoft Office Suite (Word, Excel, PowerPoint).

• Experience with 200 mm/300 mm wafer fabrication equipment.
• Knowledge of Lean, Six Sigma, SPC, or other continuous improvement methodologies.
• Experience with FDC (Fault Detection & Classification) systems.
• Prior involvement in new tool installation and ramp projects.
• OSHA/EHS certifications and strong understanding of cleanroom safety protocols.

• An employee’s pay position within the salary range may be based on relevant education, qualifications, certifications, and experience; skills; performance; geographic location; shift; internal and external equity; and business and organizational needs.
• The salary range is the range of possible compensation for this role at the time of posting. This range applies to jobs in California, Colorado, New York or remote jobs that can be performed in those states.
• If your position is non‑exempt, you are eligible for overtime pay pursuant to company policy and applicable laws, and may be eligible for shift differential pay depending on the shift assigned.
• Eligibility for the Short Term Incentive Plan (STI) or Sales Incentive Plan (SIP), and potential participation in the Long‑Term Incentive (LTI) program with restricted stock units or cash equivalents.
• Comprehensive benefits package: paid vacation, paid sick leave, medical/dental/vision insurance, life, accident and disability insurance, tax‑advantaged flexible spending and health savings accounts, employee assistance program, tuition reimbursement, transit, the Applause Program, employee stock purchase plan, and the Western Digital Savings 401(k) Plan.
• No amount of pay is considered compensation until earned,…