Senior Specialist I, Customer Service
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Before you apply
LocationHwaseong(ASM Korea Ltd.), South Korea > Hwaseong
Work modeon-site
Typefull-time
SenioritySenior
Experience8+ yrs
DepartmentBU3.BOps- Spares
Company size10,000+ people
PostedOct 30, 2026 · 5d ago
Verified live2d ago
At a glanceSummarised by Seekless from the posting.
8+ years of experience in strategic account management, customer operations, service parts, supply chain, demand planning, inventory management, or a related discipline
Experience managing complex customer relationships and influencing cross-functional, regional, and global stakeholders without direct authority
Demonstrated knowledge of spare parts forecasting, inventory optimization, order fulfillment, service levels, and supply chain risk management
Strong business acumen with the ability to connect customer requirements, operational performance, inventory investment, and revenue outcomes
Structured and collaborative problem-solving skills, with strong analytical capability and attention to detail
Ability to interpret operational data, identify trends and risks, and convert analysis into clear account strategies and corrective actions
Experience working with SAP and planning or customer-management systems
Proficiency in Microsoft Office, particularly Excel and PowerPoint
Excellent communication, presentation, negotiation, and stakeholder-management skills, including professional English proficiency in writing and speaking
Ability and willingness to travel regularly to customer sites and ASM locations
Experience in the semiconductor equipment or another complex, high-technology manufacturing or service environment
Skills
SAP
Microsoft Office
Excel
PowerPoint
Step into a career with ASM, where cutting edge technology meets collaborative culture.
For over 55 years ASM has been ahead of what’s next, at the forefront of innovation and what’s technologically possible. With more than 4,500 ASMers representing 70 nationalities, our people and our advanced semiconductor devices are playing a crucial role in trends such as 5G, cloud computing, AI, and autonomous driving. But we’re more than just a tech company. We value diversity, inclusion and sustainability as we strive to make a positive impact on the world. Our development programs help support your growth, shaping your future and pushing the boundaries of innovation to unleash potential.
Job’s mission
Ensure spare parts availability and operational excellence through effective demand planning and inventory optimization.
Build strong customer partnerships and drive continuous improvement in service and business performance.
What you will be working on
•Serve as the primary point of contact and single point of accountability for assigned strategic customers regarding spare parts planning, inventory management, service fulfillment, and business performance.
•Build and maintain strong customer relationships through regular face-to-face meetings, operational reviews, and business reviews; travel to customer sites as required.
•Understand customer business plans, installed base, technology and product roadmaps, maintenance schedules, and changing demand requirements, and translate these inputs into actionable spare parts strategies.
•Lead demand planning and forecasting for Install and Qualification, warranty, recommended spare parts, maintenance parts, and critical spare parts requirements.
• Analyze historical consumption, equipment population, maintenance plans, non-conformance trends, and customer demand signals to improve forecast accuracy and proactively identify risks.
•Manage customer consignment and billable spare parts inventory to ensure availability while reducing excess and obsolete inventory and improving inventory utilization, turns, and working capital.
•Coordinate with Global Demand Planning, Buyers, Procurement, Supply Chain Planning, Logistics, Service Operations, Customer Service Representatives, and account teams to resolve supply constraints and support on-time delivery.
•Lead customer communication and recovery actions for critical shortages, delivery risks, and escalations; technical issues remain owned by the account and technical support teams.
•Own account-level KPI performance, reporting, and corrective actions, including customer satisfaction, forecast accuracy, inventory availability and utilization, service level/fill rate, on-time delivery, and spare parts revenue growth.
•Prepare and present periodic customer and internal business performance reviews, including risks, improvement plans, decisions required, and follow-up actions.
•Drive continuous improvement and digitalization across forecasting, inventory analytics, supply chain visibility, and end-to-end spare parts processes.
•Other duties as assigned.
What we are looking for
• 8+ years of experience in strategic account management, customer operations, service parts, supply chain, demand planning, inventory management, or a related discipline.
• Experience managing complex customer relationships and influencing cross-functional, regional, and global stakeholders without direct authority.
• Demonstrated knowledge of spare parts forecasting, inventory optimization, order fulfillment, service levels, and supply chain risk management.
• Experience in the semiconductor equipment or another complex, high-technology manufacturing or service environment is preferred.
• Strong business acumen with the ability to connect customer requirements, operational performance, inventory investment, and revenue outcomes.
• Structured and collaborative problem-solving skills, with strong analytical capability and attention to detail.
• Ability to interpret operational data, identify trends and risks, and convert analysis into clear account strategies and corrective actions.
• Experience working with SAP and planning or customer-management systems; proficiency in Microsoft Office, particularly Excel and PowerPoint.
• Excellent communication, presentation, negotiation, and stakeholder-management skills, including professional English proficiency in writing and speaking to support global collaboration.
• Ability and willingness to travel regularly to customer sites and ASM locations.
Apply today to be part of what’s next.
We make the tech that enables the chips in devices which improve lives around the world. We do this with an eye to the future, pushing the boundaries of what’s possible through cutting-edge innovation, and driving the next wave of technological breakthroughs that shape how we live, work, and connect.
To learn more about ASM, find us at asm.com and on LinkedIn, Facebook, Instagram, X and YouTube.
Legal
ASM is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, religion, age, nationality, social or ethnic origin, sexual orientation, gender, gender identify or expression, marital status, pregnancy, political affiliation, disability, genetic information, veteran status, or any other characteristic protected by law.