Management Assistant

Onetowin; Belgique; Remote; EUR 38,000 - 54,000; Full time

Job summary

Onetowin is seeking a Management Assistant to support senior stakeholders and ensure smooth day-to-day operations. This role blends executive assistance, administration, event coordination, and office management in a fast-growing environment.

You will manage complex calendars, coordinate meetings, handle administrative follow-ups, and act as a central point of contact for internal and external stakeholders, with Dutch and English communication.

Qualifications

• 4 to 5 years in Executive/Management Assistant role.
• Experience with multiple stakeholders in dynamic environments.
• Ability to prioritize, structure, and manage high workload.
• Experience combining administration, coordination and operational support.

Responsibilities

• Manage complex agendas for multiple stakeholders.
• Handle meetings logistics and travel arrangements.
• Support leadership in day-to-day planning.
• Coordinate shared mailbox and administrative follow-ups.
• Organize internal and external events.
• Oversee office supplies and facilities topics.
• Provide project support and cross-team assistance.
• Serve as central point of contact for stakeholders.

Skills

Organizational skills

Prioritization

Executive support

Multitasking

Dutch and English

Tools

MS Office 365

Outlook

Job description

Management Assistant

You act as a true “jack-of-all-trades”, able to manage multiple priorities, reduce operational workload, and ensure everything runs efficiently behind the scenes.

As a Management Assistant, you will support senior stakeholders and ensure the smooth day-to-day operations of the organization. This is a hands‑on, senior‑level support role combining executive assistance, administration, event coordination, and office management.

Responsibilities:

• Executive Assistance
  • Manage complex agendas for multiple stakeholders
  • Schedule meetings and ensure logistics (rooms, materials, coordination)
  • Support leadership in day‑to‑day planning
• Administration & Mailbox Management
  • Manage shared mailbox and prioritize incoming requests
  • Handle administrative follow‑ups (POs, travel, onboarding processes, etc.)
  • Support hiring logistics (equipment, onboarding coordination)
• Event Coordination
  • Organize and support internal and external events (e.g. company events, team meetings, customer events)
  • Coordinate all practical aspects (logistics, communication, planning)
  • Ensure smooth execution and follow‑up
• Office & Facilities Support
  • Manage office supplies and day‑to‑day office needs
  • Support facilities topics (badges, deliveries, post handling, vendors, etc.)
  • Ensure a well‑functioning and organized workspace
• Project Support
  • Support ad‑hoc projects (incl. L&D‑related initiatives)
  • Provide administrative and operational assistance across teams
• Communication
  • Act as central point of contact for internal and external stakeholders
  • Ensure smooth and structured communication flow

Requirements & Qualifications:

• 4 to 5 years of proven experience in a similar role as Executive/Management Assistant
• Experience in a dynamic environment with multiple stakeholders
• Ability to prioritize, structure, and manage high workload
• Experience combining administration, coordination, and operational support

Must have skills:

• Strong organizational and planning skills
• Ability to manage multiple priorities simultaneously
• Experience with executive support (agenda management, coordination)
• Hands‑on and proactive mindset
• Strong communication skills (Dutch & English)
• Solid knowledge of MS Office 365 (especially Outlook)
• Ability to work independently and take ownership
• Flexible mindset (no strict 9‑to‑5 mentality)

Nice to have skills:

• Experience in event organization / coordination
• Experience in office management / facilities support
• Exposure to project support or L&D initiatives
• Familiarity with tools like Copilot or automation tools

Experience in a fast-growing or corporate environment