Senior Administrative Assistant - Commercial Operations (UK & Ireland)

Location: Maidenhead (UK)
Contract role 6 Months -Possibility to become perm

About the Role

You'll be at the centre of activity-working across teams, managing priorities, and helping deliver impactful commercial initiatives across the UK & Ireland.

What You'll Be DoingExecutive & Team Support (Core Focus)

• Provide day-to-day support to the Commercial Leadership Team, including diary management and expense processing
• Attend key meetings, capture actions, and track project progress
• Coordinate UK team and leadership meetings-setting agendas and managing communications
• Prepare high-quality presentations, reports, and commercial documents
• Manage internal communications, Teams channels, and team updates
• Support brand teams with conferences, events, and stakeholder meetings

Contracts, Finance & Processes

• Create and manage purchase orders (SAP) and support invoice processing
• Coordinate contracts with Legal and Procurement teams, including Docusign approval workflows
• Ensure smooth document management across platforms like Veeva

Compliance & Reporting

• Support compliance processes including document reviews and archiving
• Assist with HCP/HCO disclosure reporting and maintain accurate records
• Run reports and track completion of mandatory training activities

Travel & Logistics

• Arrange domestic and international travel, including complex itineraries
• Organise events, meetings, and off-site activities-handling all logistics end-to-end

What We're Looking For

• Exceptional organisational and multitasking skills
• Strong attention to detail and ability to prioritise competing demands
• Confident communicator with excellent written and verbal skills
• Advanced PowerPoint and document formatting skills
• Strong stakeholder management and relationship-building capability
• A proactive, "can-do" attitude and a true team player
• Experience working in a fast-paced corporate or commercial environment

Why Join Us?

• Be part of a growing and impactful commercial function
• Exposure to senior leadership and cross-functional teams
• Opportunity to develop your career within a highly collaborative environment

Adecco acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. The Adecco Group UK & Ireland is an Equal Opportunities Employer.

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