Senior Administrative Assistant

Location: Maidenhead Hybrid (3 days on site)Length: 19/05/2026 - 18/11/2026 (6 months possibility to extend)Hour Rate: £15.38 PAYE + Holiday PayOur client is looking for an Administrative Professional to support a busy Commercial Operations function within a globally recognised organisation within the biotechnology and healthcare sector.ResponsibilitesProvide day-to-day administrative and PA support to senior leadership, including diary management and meeting coordinationOrganise internal and external meetings, including agendas, logistics, catering, venues, transportation, and action trackingSupport leadership team meetings and wider business alignment meetingsProcess expenses through ConcurCreate and manage purchase orders through SAP, including goods receipting and invoice schedule trackingCoordinate contracts and agreements using systems including DocuSign and internal contract management toolsAssist with the creation, formatting, and management of presentations, contracts, tender submissions, and other commercial documentationMaintain team distribution lists, organisational charts, calendars, and internal communication channelsManage and update Microsoft Teams channels, permissions, notifications, and shared documentsSupport mandatory training reporting and follow up with teams on completion deadlinesOrganise conferences and HCP meetings, including bookings, logistics, and promotional materialsPrepare and quality-check compliance documentation for approval and archiving ..... full job details .....