Client Assistant, Sponsorship & Consultancy

Job Description:

Client Assistant, Sponsorship & Consultancy | MKTG Sports & Entertainment | London | Permanent

We are looking for a Client Assistant to join the MKTG team to work on delivering and implementing some of the most exciting collaborations in Sport and Entertainment!

MKTG Sports & Entertainment is a global integrated agency that help brands and rights holders move at the speed of fans. For over 20 years, we've ignited fandom and innovated activation in the world of sports and entertainment. We have strategised, created and driven partnerships for some of the world's biggest brands and power brands in the making. With one aligned goal - make something worth noticing, engaging, liking, sharing and remembering.

We are part of Dentsu Sports International, a global sports network comprised of MKTG Sports & Entertainment and Dentsu Sports, a leading sports rights holder including federations, leagues, events, teams, and venues.

Purpose of the Role

As a Client Assistant in Sponsorship + Consultancy, we look to you to support your client teams in delivering the best solutions that MKTG can offer. Your role will focus on supporting primarily the Client Executives but also the wider team on the day-to-day delivery of projects. You are instrumental in supporting the high performance of our client teams.

This role will report to the Senior Project Manager and is based in London.

We are looking for a proactive and detail-oriented Client Assistant to join our team to support in delivering the commercial partnership programme for a leading international sports federation. This is an exciting opportunity to work with one of the world's leading international federations, collaborating with globally recognised brands and helping deliver exceptional partner experiences both remotely and onsite.

The successful candidate will support the planning and execution of sponsorship rights across a portfolio of federation events, working closely with internal teams, event organisers, partners and suppliers.

What you’ll do

Client Servicing/Account Management:

• Establish, develop, and maintain relationships with key clients.

• Respond in a timely and accurate manner to client requests for information, working seamlessly with internal stakeholders and colleagues across the network in order to deal with their requests.

• Attend and coordinate client meetings and updates.

• Update weekly client notes and project trackers where necessary.

• Carry out client competitive research from time to time working with our insights team.

• Develop an understanding of client's businesses, how they make money and the role of sponsorships within their business.

Project Management:

• Support the team with all aspects of client campaigns/projects, from basic admin to campaign support and ideation. Participate in and help to coordinate creative brainstorms where required.

• Work with the team on delivering multiple successful and profitable client projects whilst exceeding brief expectations / objectives.

• Maintain awareness of team’s obligations in order to proactively assist and / or anticipate needs.

• Coordinate status updates with rights holders and clients circulating meeting agendas, participate and contribute to the discussion.

Administration:

• Support with team administration such as booking of travel, handling expenses and invoices, arranging meetings etc.

• Coordinating finance requirements on projects using company systems and processes effectively (have knowledge on how to set up job numbers, estimates etc.)

• Complete timesheets and other day-to-day admin tasks timely and accurately

Culture & Values:

• Contribute to agency culture by getting involved in company / team initiatives.

New Business & Marketing:

• Support our agency marketing with research etc.

• Contribute to marketing / promotion of the agency on platforms like social media.

• Assist and help where required on new business opportunities.

Self-Development:

• Proactively take interest in industry news and share knowledge/the latest with the wider team.

• Seek out and actively learn new skills (through relevant training, webinars etc.) to develop and increase knowledge.

• Plan and agree short- and long-term goals with your line manager, drive your career development.

What you’ll bring

The ideal candidate is a self-starter, with a desire to pursue a career in the sponsorship discipline of the Sport & Entertainment industry. You are excited by the prospect of working on award-winning sponsorship accounts, passionate about being part of a high-performing team and being integral to an achieving agency. You are also confident, motivated, have excellent attention to detail and look forward to working in the industry.

To be able to deliver this we need you to have the following attributes:

• An interest in sport & entertainment

• Be a self-starter, focused, self-motivated and ambitious individual.

• Problem-solving abilities

• Good organisational skills

• Capability to use own initiative and pay close attention to detail.

• Ability to manage multiple priorities.

• Excellent communication and interpersonal skills

• Demonstrate potential in developing compelling presentations and communications plans.

• Ability to effectively speak/present in public.

• Competent with using Microsoft Office products.

• Comfortable with finance, spreadsheets and numeracy

• Personable ‘can do’ attitude.

• Capable of working under pressure.

What we offer

• This is a permanent role,

• The team is based from our London office on a hybrid working basis, with a current requirement of 2-days per week in-office.

At dentsu, we’ve built a benefits package that supports every chapter of your life. From company‑funded Private Medical Insurance, a 24/7 Virtual GP and a generous sick‑pay policy, to wellbeing days, volunteering time, flexible bank‑holiday swaps and great everyday perks like retail discounts, gym access and tech schemes - we make it easier to live well, not just work well. 

Our employee‑led resource groups have helped shape policies that genuinely matter: enhanced maternity, paternity and carers leave, extended sick leave, menopause and baby‑loss support, plus 10 fertility treatment days. Combined with life assurance, income protection, financial education tools and flexible savings options, you’ll find a workplace that invests in you - your health, your family, your future. 

About Dentsu

Dentsu is an integrated growth and transformation partner to the world’s leading organisations. Founded in 1901 in Tokyo, Japan, and now operating in approximately 120 countries and regions, we bring together the power of a global network of leadership brands to deliver impactful, end-to-end growth solutions.

Through our client promise, Innovating to Impact, we drive growth through integrated services across Media, Customer Experience Management (CXM), and Creative. Our business transformation (BX) mindset, combined with a focus on experience transformation (EX), drives sustainable growth for brands, people, and society.

Our commitment to innovation, collaboration, and diversity enables us to continuously evolve, pushing boundaries while delivering measurable impact in a fast-changing world.

Inclusion and Diversity

At Dentsu, we embrace diversity and inclusion, valuing the unique perspectives and contributions of every individual. We believe that diversity fuels creativity and innovation, benefiting our employees, partners, and communities.

We welcome applications from all individuals, regardless of race, ethnicity, nationality, religion, gender, gender identity, sexual orientation, age, disability, marital status, or any other protected characteristic. Beyond recruitment, we strive to create an environment where everyone feels respected, supported, and empowered to bring their authentic selves to work.

We recognize the importance of work-life balance and are open to discussing flexible working arrangements for all roles. If you need reasonable adjustments due to a disability or medical condition during our recruitment process, please contact us at [email protected], quoting the reference number of the role that you are applying for. Your needs will be handled with respect and confidentiality to ensure an inclusive and accessible experience.

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