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Sales Officer/Assistant Manager

Job title: Sales Officer/Assistant Manager
Location: Bangkok
Specialisation: Engineering & Manufacturing
Salary: THB 25,000 - 55,000 (Monthly)
Reference: PR/120253
Job published: August 18, 2026 17:01
Work Arrangement: Onsite(ในสถานที่)

The Sales Officer/Assistant Manager role drives sales growth by promoting building products to architects, consultants, contractors, and construction companies. Working onsite, the position manages the sales process from product specification and order handling through to invoicing and payment collection. At assistant manager level, the role also covers sales planning, strategy development, team supervision, and reporting to the headquarters in Japan.

Responsibilities

  • Develop and maintain relationships with architects, consultants, contractors, and customers

  • Promote products and secure project specifications

  • Negotiate pricing agreements and manage sales activities

  • Handle order entry, invoicing, payment collection, and sales documentation

  • Identify new business opportunities and expand the company’s market presence

  • Support sales planning, budgeting, and strategy implementation

  • Prepare sales reports and presentations

  • Supervise sales team members and report to the headquarters in Japan at assistant manager level

Requirements

  • Bachelor’s degree in Business, Marketing, Engineering, Architecture, Construction Management, or a related field

  • 3 to 10 years of sales experience in the building materials or construction-related industries

  • Experience with exterior building materials and facade-related products, such as steel doors, rolling shutters, aluminium windows, window and door components, glass products, or paint and coating products, is preferred

  • Experience working with Japanese construction companies is highly preferred

  • Strong communication, negotiation, and relationship management skills

  • Proficiency in Microsoft Excel, Word, and PowerPoint

  • Intermediate or higher English communication skills

  • Own car and valid driving licence

  • Self-motivated, enthusiastic, and responsible approach to work

About the company

A company in the building materials industry specialising in metal doors, shutters, and related products. The organisation provides products and services for construction and industrial applications.