Executive Assistant to CEOs​/Operations & Admin Assistant

Overview

Part-time (3–4 days per week or condensed hours)

Hybrid – Essendon, Hertfordshire (2–4 days per month in the office)

ABOUT GMS Agency

GMS is a specialist golf marketing agency, working with leading brands, destinations, tournaments and partners across the global game.

Our work is international, detail-driven and relationship-led — supporting partners at the highest level of professional golf. As the business continues to grow, we’re looking to add senior operational support to help the agency run smoothly and sustainably.

We are seeking a highly organised, proactive Executive Assistant / Operations & Admin Assistant to support the CEOs and underpin the day-to-day running of the agency.

This is a trusted role with real responsibility. You will protect CEO time, bring structure to business operations, and take ownership of processes that are currently resource-heavy — most notably monthly client reporting.

• Executive Support
  • Managing complex diaries for the CEOs across multiple time zones
  • Coordinating international business travel, including flights, accommodation, itineraries and visas
  • Supporting occasional personal arrangements with discretion
  • Managing inboxes and prioritising requests
  • Preparing meeting agendas, notes and follow-ups
• Client Reporting (Critical Responsibility
  • Owning the monthly client reporting process end-to-end
  • Gathering inputs from internal teams
  • Compiling, formatting and quality-checking reports
  • Ensuring reports are delivered accurately and on time
  • Improving templates and processes to reduce manual workload
• Agency & Team Administration
  • Organising travel for tournaments, events and client activations
  • Booking travel and accommodation for team members
  • Supporting onboarding and offboarding
  • Maintaining internal trackers and documents
  • General agency administration support

• Experience as an EA, PA, senior administrator or operations assistant
• Comfortable supporting senior leaders with minimal supervision
• Highly organised, detail-oriented and proactive
• Confident chasing inputs and managing deadlines
• Discreet, professional and calm under pressure

• 3–4 days per week or condensed hours
• Hybrid working
• 2–4 days per month in the London office