Technical Sales Manager – CMP Materials / Wet Chemicals

Location: Tainan, Taiwan
Industry: Semiconductor Materials / Electronic Materials
Key Account: Leading Taiwan Foundry Customer

Position Overview

We are seeking an experienced Technical Sales Manager to manage and expand business with a strategic semiconductor foundry customer in Southern Taiwan.

The role will focus on CMP (Chemical Mechanical Planarization) materials and semiconductor wet chemicals, including CMP slurry and related process chemicals. The successful candidate will act as a key interface between the customer and internal technical and commercial teams, combining semiconductor process knowledge with strong account management and business development capabilities.

Key Responsibilities

• Manage and develop a strategic semiconductor foundry account, building strong relationships with process engineering, integration, procurement, and management teams.
• Drive business growth for CMP slurry, wet chemicals, specialty chemicals, and other semiconductor process materials.
• Understand customer manufacturing processes, technical requirements, qualification criteria, and future technology roadmaps.
• Identify new business opportunities and lead product introduction, evaluation, qualification, and design-in activities.
• Work closely with customer CMP, Process, Integration, Yield, and Procurement teams on technical and commercial requirements.
• Coordinate with internal Application Engineering, R&D, Product Management, Supply Chain, and global commercial teams to deliver effective customer solutions.
• Manage ongoing projects, product qualifications, demand forecasts, pricing, and commercial activities.
• Provide market intelligence on customer technology trends, competitive activities, and emerging semiconductor material requirements.
• Support technical discussions and troubleshooting related to product performance and process optimization.
• Develop and execute account strategies and business plans to achieve revenue and growth objectives.

Qualifications

• Bachelor's degree or above in Chemical Engineering, Chemistry, Materials Science, Semiconductor Engineering, or a related technical discipline.
• Solid experience in the semiconductor industry, preferably within semiconductor materials, electronic chemicals, wafer fabrication, or semiconductor equipment.
• Experience with CMP processes, CMP slurry, wet chemicals, specialty chemicals, or semiconductor process materials is highly preferred.
• Good understanding of semiconductor wafer fabrication processes and customer qualification procedures.
• Experience in Technical Sales, Account Management, Business Development, Application Engineering, or Technical Service within the semiconductor industry.
• Experience working with major semiconductor foundries in Taiwan is highly preferred.
• Strong ability to communicate with both technical and commercial stakeholders.
• Strong customer relationship management, problem-solving, negotiation, and presentation skills.
• Good English communication skills for collaboration with regional and global teams.
• Based in or willing to work in Tainan / Southern Taiwan.

Preferred Industry Background

Candidates with experience in one or more of the following areas are particularly relevant:

CMP Slurry | Wet Chemicals | Electronic Chemicals | Specialty Chemicals | Electronic Materials | Semiconductor Process Materials | CMP Equipment & Applications | Wafer Fab Process Engineering | Semiconductor Materials Technical Sales