Admin & Customer Service Executive

ALTIOS SOUTH EAST ASIA PTE. LTD.; Singapore; On-site; SGD 36,000 - 60,000; Full time

Job summary

ALTIOS SOUTH EAST ASIA PTE. LTD. in Singapore seeks an experienced Office Administrator to support daily operations, customer service, and order processing. You will manage records, generate invoices, and coordinate with the ERP team to ensure accurate data and smooth processes for international customers.

The role requires 3+ years in admin or sales support, strong English, and proficiency in Excel/Word. Independent, detail-oriented candidates will thrive in this fast-paced environment.

Qualifications

• Minimum 3 years of relevant experience in administration, customer service, sales support, or order processing.
• Hands-on ERP systems experience, esp. in sales order processing, invoicing and order management.
• Familiar with purchase orders, delivery orders, quotations, and invoicing procedures.
• Strong written/spoken English for international customers and overseas teams.
• Proficient in Microsoft Office, especially Excel and Word.
• Good organization skills and ability to multitask.
• Independent, proactive worker with minimal supervision.
• Experience in trading, manufacturing, distribution or international business is a plus.

Responsibilities

• Office Administration: manage daily activities, records and documentation.
• Customer Service & Order Processing: handle enquiries and process POs/DOs/invoices.
• ERP System & Operational Support: assist ERP implementation and data accuracy.
• Internal & External Coordination: liaise with customers, suppliers and overseas teams.

Skills

Office Administration

Customer Service

Order Processing

ERP Knowledge

Documentation

MS Office (Excel & Word)

Attention to detail

Independent work

Tools

ERP software

Job description

About the Company

Our client is a leading South Korean technology company specialising in secure payment solutions, digital identification technologies, and smart card systems. Its products include payment cards, SIM and USIM cards, biometric authentication solutions, and secure identity technologies. As part of its international expansion, the company has established a Singapore entity to support its regional and global business operations.

Key Responsibilities

• Office Administration
  Manage daily office administrative activities and maintain accurate records and documentation.
  Coordinate general office matters and provide administrative support to management.
• Customer Service & Order Processing
  Handle customer enquiries, order requests, and follow-ups in a timely and professional manner.
  Process customer purchase orders (POs), prepare delivery orders (DOs), invoices, quotations, and other commercial documents.
  Monitor order status, delivery schedules, and outstanding matters to ensure timely order fulfilment.
  Maintain accurate customer and order information in the ERP system.
• ERP System & Operational Support
  Support the implementation and improvement of the company's ERP system in coordination with the Korean team.
  Assist with system testing, data accuracy, and operational process improvements.
  Ensure proper documentation and smooth coordination of order processing activities.
• Internal & External Coordination
  Liaise with customers, suppliers, and overseas colleagues on order-related and operational matters.
  Follow up on customer payment status and coordinate with the relevant teams when necessary.
  Provide general administrative and operational support as required.

Requirements

• Minimum 3 years of relevant experience in administration, customer service, sales support, or order processing.
• Hands‑on experience with ERP systems, particularly in sales order processing, invoicing, and order management.
• Familiarity with purchase orders (POs), delivery orders (DOs), quotations, and invoicing procedures.
• Good command of written and spoken English, as the role requires regular communication with international customers and overseas teams, as well as preparation of business correspondence and documentation.
• Proficient in Microsoft Office applications, particularly Excel and Word.
• Strong organisational skills, attention to detail, and ability to manage multiple tasks.
• Able to work independently, take initiative, and follow up on tasks with minimal supervision.
• Experience in trading, manufacturing, distribution, or an international business environment would be an advantage.
• Experience supporting ERP implementation or process improvements would be an advantage.
• Candidates who are available to start immediately or within a short notice period will be preferred.