Executive Assistant

At Oliver Wyman, a Marsh (NYSE: MRSH) business, we bring deep industry insight, bold innovation, and a collaborative approach that cuts through complexity to help organizations navigate their most defining transformative moments.

As a business of Marsh, we work alongside the world’s leading experts across risk, reinsurance and capital, people and investments, and management consulting. Together with Marsh Risk, Guy Carpenter, and Mercer, we help organizations build resilience and competitive advantages from every angle. With annual revenue over $24 billion and more than 90,000 colleagues in 130 countries, Marsh helps build the confidence to thrive through the power of perspective.

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Reporting to the UK EA Manager, the successful Executive Assistant will provide high‐calibre administrative support to up to three Partners. You will act as a trusted business partner, enabling decision‑making and partner productivity, managing their and your time, and representing the firm with discretion and professionalism. This role requires strong organisational skills, a proactive mindset and the ability to prioritise a high volume of email and competing demands.

The position is a hybrid role with a minimum of 60% based in our Newcastle office with the other 40% working from home. Hours are 9 am-6 pm (including one hour lunch break).

• Own the end‑to‑end administrative lifecycle for assigned Partners: anticipate needs, manage complex diaries and prioritise requests to ensure Partners are prepared and briefed.
• Provide proactive and strategic diary management: schedule and coordinate internal and external meetings, including multi‑time‑zone video conferences (Teams, Zoom), and propose creative solutions to conflicts while protecting focus time.
• Manage and prioritise your own inbox and workload: triage high volumes of incoming correspondence, apply consistent prioritisation and colour coding, elevate to Partners when necessary, and ensure timely action or response where appropriate.
• Arrange sometimes complex domestic and international travel: plan and book flights using our travel agency, hotels and visas; prepare detailed itineraries, keep up to date details in the partner diary and coordinate ground transport and other logistics.
• Maintain accurate timesheets and project documentation in our inhouse database, Certinia; prepare timely expense reports and support travel and expense approvals in line with firm policy.
• Support contract workflows, tracking and compliance requirements: gather and upload required documentation, follow contract processes and liaise with Legal/Commercial teams as needed.
• Liaise proactively with cross‑functional partners (Finance, IT, HR/HC, DTP, Facilities) to resolve operational issues and deliver seamless service.
• Use approved technology, including available AI tools, responsibly to streamline routine tasks while maintaining confidentiality and quality control.
• Support ad‑hoc events or office initiatives for assigned Partners as required.

• Act as a proactive business partner to support Partners’ client and business development priorities; understand client landscapes and help align administrative support to commercial objectives.
• Maintain and update CRM contact lists and business activity records; track pipeline and sales activity, ensuring next actions are recorded and followed up.
• Coordinate business development and client meeting logistics end‑to‑end: prepare meeting packs with the help of our inhouse document production team and help with meeting set‑up if required (rooms, passes, catering, tech), and ensure meetings proceed with minimal disruption.
• Identify and flag client opportunities or follow‑ups; arrange introductions and follow‑through actions in line with Partners’ priorities.
• Build strong relationships with client assistants and internal stakeholders to facilitate access and smooth delivery of client interactions.
• Coordinate travel and meeting itineraries to optimise client engagement and efficiency, grouping meetings where appropriate to…