Senior Management Assistant & Operations Coordinator

onetowin data services; Antwerpen; On-site; EUR 42,000 - 56,000; Full time

Job summary

onetowin data services is seeking a senior Management Assistant to support senior stakeholders and oversee day-to-day operations. The role combines executive assistance, administration, event coordination, and office management, requiring hands-on, proactive leadership.

You will manage complex agendas for multiple stakeholders, coordinate logistics for meetings, and support leadership in day-to-day planning.

Qualifications

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

Responsibilities

• Executive Assistance: manage complex agendas, schedule meetings, coordinate logistics.
• Administration & mailbox management: handle shared mailbox, follow-ups, onboarding logistics.
• Event coordination: organize internal/external events and handle logistics.

Skills

Executive support

Agenda management

Multi-stakeholder coordination

Dutch & English

Independent working

Organizational skills

Tools

MS Office 365 (Outlook)

Job description

onetowin data services is seeking a senior Management Assistant to support senior stakeholders and oversee day-to-day operations. The role combines executive assistance, administration, event coordination, and office management, requiring hands-on, proactive leadership.

You will manage complex agendas for multiple stakeholders, coordinate logistics for meetings, and support leadership in day-to-day planning.