Leadership Team Assistant

SIRE LIFE SCIENCES; Amersfoort; On-site; EUR 55,000 - 70,000; Full time

Job summary

SIRE LIFE SCIENCES is seeking an Leadership Team Assistant to provide high-level support to senior executives, managing complex calendars, coordinating meetings, and ensuring actions are followed up accurately.

The role requires a proactive, structured approach in a dynamic environment with strong Dutch and English communication, excellent MS Office skills, and the ability to coordinate travel and events effectively.

Qualifications

• Extensive experience as an Executive Assistant supporting senior leaders.
• Excellent organisational skills with ability to manage multiple priorities under pressure.
• Fluent Dutch and English communication, written and spoken.

Responsibilities

• Manage complex calendars and inboxes for senior leadership, prioritising and resolving conflicts.
• Prepare meetings by coordinating agendas, presentations, and management documentation.
• Monitor deadlines, actions, and decision-making items and ensure timely follow-up.
• Organise business travel, including schedules and logistics.
• Coordinate internal and external meetings and support stakeholder communication.
• Take minutes, share action points, and track completion.
• Support leadership and management team meetings to ensure smooth coordination.
• Organise town halls, conferences, and virtual events.
• Coordinate internal communications such as updates and newsletters.

Skills

Executive support

Calendar management

Stakeholder coordination

Dutch language

Tools

Microsoft Office

Digital collaboration tools

Job description

Company

Our client is a large, international organisation with a fast-paced, professional environment. The business works with senior stakeholders across multiple teams and locations, where strong coordination, confidentiality, and clear communication are essential to keep daily operations running smoothly.

Job Description

We are looking for anLeadership Team Assistant to provide high-level support to senior executives. This role is focused on managing complex schedules, coordinating meetings and events, and ensuring actions and priorities are followed up accurately. The ideal candidate is proactive, structured, and experienced in supporting executives in a complex organisation.

Responsibilities

• Manage complex calendars and inboxes for senior leadership, prioritising and resolving conflicts
• Prepare meetings by coordinating agendas, presentations, and management documentation
• Monitor deadlines, actions, and decision-making items and ensure timely follow-up
• Organise business travel, including schedules and logistics
• Coordinate internal and external meetings and support stakeholder communication
• Take minutes, share action points, and track completion
• Support leadership and management team meetings to ensure smooth coordination
• Organise town halls, conferences, and virtual events
• Coordinate internal communications such as updates and newsletters

Requirements

• Extensive experience as an Executive Assistant / Management Assistant supporting senior leaders
• Strong organisational skills and ability to manage multiple priorities under pressure
• Excellent Dutch and English communication skills (written and spoken)
• Strong Microsoft Office and digital collaboration tool skills
• High level of integrity, discretion, and attention to detail
• Proactive, hands-on, and comfortable working in a dynamic environment

Other Information

This position requires someone who can quickly build trust with senior stakeholders and confidently manage a demanding and complex calendar environment.