Executive Assistant & Office Administrator

Century Water Systems & Technologies Pte Ltd; Região Norte; On-site; BRL 264,000 - 396,000; Full time

Job summary

Century Water Systems & Technologies Pte Ltd is seeking an experienced Executive Assistant to support the SVP and Singapore office. The role blends executive support, office operations, stakeholder coordination, travel management, and event planning in a fast-paced, international environment.

You will manage complex calendars, arrange meetings, coordinate travel, prepare briefs, and maintain office logistics.

Qualifications

• Diploma or Bachelor's Degree in Business Administration, Management, Secretarial Studies, or a related field.
• Minimum 5-10 years' experience as an Executive Assistant, Personal Assistant, Office Administrator, or similar role.
• Experience supporting senior executives is essential.
• Previous experience managing office administration responsibilities is highly preferred.
• Experience in a multinational company (MNC), engineering, infrastructure, industrial, or technical environment is advantageous.
• Strong proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint).
• Experience using Microsoft Teams and virtual meeting platforms.
• Familiarity with travel booking systems and expense management tools.
• Excellent written and spoken English.

Responsibilities

• Manage and maintain the SVP's complex calendar and coordinate meetings across time zones.
• Prioritize appointments and identify scheduling conflicts.
• Arrange meeting logistics including venue, Teams, catering, and visitors.
• Support Senior Management at the Singapore Office and Visiting Leaders.
• Coordinate travel arrangements including flights, hotels, visas, and itineraries.
• Track travel expenses and reimbursements.
• Prepare agendas, briefing materials, presentations, and reports.
• Take meeting notes and track follow-up actions.
• Serve as point of contact for internal and external stakeholders.
• Ensure smooth day-to-day operation of the Singapore office and coordinate facilities.
• Liaise with landlords, building management, contractors and service providers.
• Manage office supplies, pantry inventory, and procurement.
• Coordinate with travel agencies, IT vendors, and office suppliers.
• Maintain vendor records and service contracts.
• Monitor administrative expenses and vendor invoices.
• Assist with onboarding and offboarding activities.
• Coordinate office access cards, workstations, IT setup, and employee administration.
• Support employee engagement activities and company events.
• Maintain office records and administrative documentation.
• Monitor office facilities and identify operational issues.
• Ensure office practices comply with policy and local regulations.
• Coordinate customer visits and executive meetings.
• Support corporate events, workshops, and company functions.
• Provide administrative support for marketing initiatives, conferences, and industry events.

Skills

Calendar management

Travel coordination

Event planning

Stakeholder mgmt

MS Office

English proficiency

Discretion

Multitasking

Independent work

Education

Diploma or Bachelor's Degree in Business Administration/Management/Secretarial

Tools

Microsoft Teams

Travel booking systems

Expense management tools

Job description

About the role

This role combines executive support, office operations, stakeholder coordination, travel management, event planning, and administrative leadership. The successful candidate will be a trusted partner to senior management and play a key role in ensuring the smooth operation of the Singapore office and regional business activities. The ideal candidate is resourceful, detail-oriented, comfortable managing multiple priorities, and capable of working independently in a fast-paced international environment.

Key responsibilities

• Manage and maintain the SVP's complex calendar and coordinate internal and external meetings across multiple time zones

• Prioritize appointments and proactively identify scheduling conflicts

• Arrange meeting logistics including venue bookings, Teams meetings, catering, and visitor coordination

• Act as key administrative support to other Senior Management at Singapore Office and Visiting Leaders

• Coordinate domestic and international travel arrangements including flights, hotels, visas, transportation, and detailed travel itineraries

• Track travel expenses and reimbursements

• Prepare meeting agendas, briefing materials, presentations, and reports

• Take meeting notes and track follow-up actions

• Serve as point of contact for internal and external stakeholders

• Ensure smooth day-to-day operation of the Singapore office and coordinate office facilities, maintenance, and workspace requirements

• Liaise with landlords, building management, contractors and service providers

• Manage office supplies, stationery, pantry inventory, and procurement

• Coordinate with travel agencies, courier services, IT vendors, telecom providers, and office suppliers

• Maintain vendor records and service contracts

• Monitor administrative expenses and vendor invoices

• Assist with onboarding and offboarding activities

• Coordinate office access cards, workstations, IT setup, and employee administration

• Support employee engagement activities and company events

• Maintain office records and administrative documentation

• Monitor office facilities and identify operational issues, coordinating timely follow-up and resolution

• Ensure office practices comply with company policies and local regulations

• Coordinate customer visits and executive meetings

• Support corporate events, workshops, and company functions

• Provide administrative and coordination support for marketing initiatives, conferences, exhibitions, industry events, customer workshops, and corporate functions

About you

• Diploma or Bachelor's Degree in Business Administration, Management, Secretarial Studies, or a related field

• Minimum 5-10 years' experience as an Executive Assistant, Personal Assistant, Office Administrator, or similar role

• Experience supporting senior executives is essential

• Previous experience managing office administration responsibilities is highly preferred

• Experience in a multinational company (MNC), engineering, infrastructure, industrial, or technical environment is advantageous

• Strong proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint)

• Experience using Microsoft Teams and virtual meeting platforms

• Familiarity with travel booking systems and expense management tools

• Comfortable preparing professional presentations and reports

• Familiarity with Singapore employment practices and office administration requirements

• Excellent written and spoken English

• Highly organized, responsible and detail-oriented

• Strong planning and coordination abilities

• Proactive and able to anticipate needs

• Excellent interpersonal and communication skills

• High level of discretion, confidentiality and integrity

• Ability to multitask and prioritize effectively

• Professional, polished, proactive and service-oriented

• Capable of working independently with minimal supervision and maturity

About us

Aquatech is a global leader in water purification, wastewater treatment, water reuse, and process technologies serving industrial and infrastructure customers worldwide. With operations across Asia, North America, the Middle East, and Europe, Aquatech delivers innovative solutions that enable sustainable industrial growth through efficient water management. This role will be on the rolls of Century Water Systems & Technologies Pte ltd, Singapore which is a wholly owned subsidiary of Aquatech.