Assistant, Account Management, Arts & Entertainment (4-Month FTC)

Description
About MARI Group
MARI is a global events and experiences company powering world-defining live experiences. Our portfolio of premium live properties spans sports, art, and entertainment — including the Madrid and Miami Open tennis tournaments, Frieze (a leading voice in contemporary art), and Barrett-Jackson (the premium U.S. collector car auction company). MARI also includes TodayTix Group, the global e-commerce leader for cultural experiences, connecting millions of customers with the best in live entertainment.
MARI is reshaping the live events landscape — building a growing portfolio of category-defining events and brands that set the standard for what's next, across sports, entertainment, art, and lifestyle.
At MARI, you'll work alongside people who are passionate, curious, and driven — people who believe that live experiences have the power to shape culture, and who care about the work, the mission, and each other. We welcome outstanding applicants of all backgrounds and encourage everyone to apply.
About the Role
We are seeking a motivated and detail-oriented Assistant to join the Arts & Entertainment Account Management team at MARI on a fixed-term basis. This is an entry-level role at the heart of MARI’s live events partnerships business, sitting within the Account Management team and supporting the delivery of sponsor partnerships across a portfolio of major UK events. You’ll work closely with the Senior Account Director and wider team, with direct impact on the quality and consistency of partner experiences across the portfolio.
As a key support across the team, you’ll assist with day-to-day administration, deliverable tracking, and on-site delivery across events including Taste of London, Big Feastival, Glide and Winter Wonderland. This is a hands-on, learning-focused position for someone who is proactive, highly organised, and eager to build a career in live events and partnerships. If you’re energised by live experiences and want to understand how brand partnerships come to life from the inside - this role is the perfect place to start.
This is a fixed-term contract role (4 months) and qualified candidates must be based in Chiswick Park, London. Hours are 9:00am – 5:00pm, Monday to Friday, with occasional weekend and evening work required during events.
What Success Looks Like

• Accurate and timely administrative support across all sponsor accounts, with no missed deadlines on key deliverables.
• Trackers and status documents maintained up-to-date, providing the team with clear visibility of progress across multiple concurrent accounts.
• Strong and consistent support at events, with sponsor activations delivered smoothly and on-site issues resolved proactively.
• Positive contribution to team culture and workflow, with visible growth in partnership knowledge and client-facing skills over the contract period.

What You’ll Own

• Provide administrative and coordination support to the Account Management team across multiple sponsor accounts.
• Support with the organisation and tracking of sponsor deliverables, including marketing assets, ticket allocations and branding requirements.
• Support the preparation of client materials, presentations and meeting documents.
• Take clear and accurate notes in internal and client meetings, and distribute follow-ups where required.
• Help maintain trackers and status documents to ensure deadlines are met across multiple projects.

What You Bring

• No prior experience required, though an interest in live events, marketing or partnerships is beneficial. This role is ideal for a recent graduate or someone looking to start a career in the events industry.
• Highly organised with strong attention to detail.
• Proactive and willing to learn in a fast-paced environment.
• Strong written and verbal communication skills.
• Ability to manage multiple tasks and prioritise effectively.
• Positive, can-do attitude and willingness to support the wider team.
• Comfortable using Microsoft Office (Word, Excel, PowerPoint, Outlook).

Benefits
Here are some of the Benefits and Perks offered at MARI Group:

• Hybrid work environment (blend of in-office and at-home days)
• Pension match and access to a bespoke pension scheme
• Paid Parental Leave
• Employee Assistance Programme
• Enhanced gyms, wellness and financial wellbeing apps access via Wellhub
• Flexible Paid Time Off

MARI believes in the power of live experiences to unite people — and we know that can only be achieved when we reflect the full diversity of the world around us. As a global company that shapes culture across sports, art, and entertainment, we are committed to fostering an inclusive workplace and to practicing anti-discrimination across race, gender identity, sexual orientation, disability, and beyond. We recognise that systemic inequality and discrimination remain challenges across the events and entertainment industry, and we are dedicated to driving meaningful progress — both within our own organisation and across the wider industry we are proud to be part of.