Temporary Senior Administrative Coordinator

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a Senior Administrative Coordinator to join our Global Clinical Operations team, supporting Clinical Trial Management in a hybrid work environment. In this role, you will provide high-level administrative support to Vice Presidents and departmental leaders, enabling efficient day-to-day operations, streamlined processes, and effective team collaboration.

Working closely with leadership, cross-functional partners, and department teams, you will help drive operational excellence while supporting key business activities. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

• Uxbridge
• Hybrid (3 days on site)
• Temporary 12 months role

• Manage complex calendars and scheduling activities, aligning priorities and resolving logistical challenges proactively.
• Coordinate internal and external meetings, seminars, and events, including logistics, vendor engagement, budgeting, and contract support where applicable.
• Support team activities including town halls, team-building events, agendas, presentations, catering coordination, and meeting materials distribution.
• Assist employees and visitors with travel arrangements, expense reporting, and related administrative services.
• Maintain department contact lists, organizational charts, dashboards, reports, SharePoint content, permissions, and version control.
• Manage office supplies, purchase requisitions, purchase order tracking, and departmental expenses while supporting budget oversight.
• Coordinate onboarding activities with Information Technology, Facilities, Procurement, and space planning teams for new hires and department needs.
• You anticipate stakeholder needs, drive process improvements, communicate effectively, and collaborate across teams to deliver efficient administrative support.

• Experience providing administrative support within Regeneron.
• Experience supporting Vice President-level leaders and departmental leadership teams.
• Experience managing calendars, travel logistics, expense reports, meetings, events, and administrative workflows.
• Ability to create and maintain reports, dashboards, pivot tables, organizational charts, and departmental documentation.
• Experience managing departmental content, permissions, and version control on SharePoint or internal platforms.
• Ability to coordinate purchasing activities, requisitions, purchase orders, and budget-related administrative processes.
• Strong written and verbal communication skills with the ability to interact effectively across all levels of the organization while maintaining confidentiality.
• Ability to understand business priorities, exercise independent judgment, solve problems, manage ambiguity, and maintain high accuracy and attention to detail.
• Demonstrated collaboration skills with the ability to build trusted relationships, work independently, manage projects, and adapt comfortably to change.

We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected…