Assistant Marketing Manager - Influencers & Events | Myprotein

Job Title: Assistant Marketing Manager, Influencers & Events 

Base Location: Lower Manhattan, NYC

About the Company 
THG is one of the world's fastest growing and largest online retailers, with a decade of experience building global brands across the Beauty and Wellness sectors. Operating in over 160 markets and supported by a proprietary technology platform, THG aims to be the global digital leader. Our fast-paced, innovative culture empowers over 4,000 employees worldwide to turn creative ideas into impactful actions. 

About the Division 
THG Nutrition is home to the world’s largest online sports nutrition brand, Myprotein, including sub-brands Myvegan, Myvitamins, MP Clothing, and Myprotein PRO. From manufacturing and NPD to marketing and logistics, our in-house teams drive growth across global markets, with North America as a core focus. 

Role Summary 

This hybrid role sits within the Myprotein North America team and combines responsibilities across influencer marketing and brand activations/events. Reporting to the General Manager and Influencer Marketing Lead, you’ll lead the end-to-end strategy and execution of influencer partnerships and experiential marketing campaigns designed to build brand awareness, drive engagement, and deliver commercial impact. 

Main Responsibilities 

Influencer Marketing 

• Identify, recruit, and manage a portfolio of on-brand influencers across fitness, lifestyle, and wellness categories 
• Manage the full lifecycle of influencer campaigns, from outreach and onboarding to product distribution and deliverable tracking 
• Lead micro-influencer campaigns and co-manage global influencer activations with central teams 
• Leverage in-house technology to analyze performance and inform strategy for revenue and engagement growth 
• Contribute creative campaign ideas and liaise with content, social, PR, and digital marketing teams for 360° brand execution 
• Execute US-based influencer shoots and events, ensuring alignment with global brand strategy 
• Own creator content plan to support the growth of the organic Myprotein US TikTok account  

Events & Brand Activations 

• Lead strategy and execution of all events and brand activation activities across North America (US, Canada, Mexico) 
• Own planning and delivery of consumer, trade, and retail-facing events — including tentpole activations like Myprotein x Hyrox 
• Develop creative event concepts and proposals to secure stakeholder buy-in 
• Collaborate cross-functionally with internal teams and retail partners to deliver integrated experiences 
• Manage third-party vendors, creative teams, and budgets to deliver high-impact, on-brand experiences 
• Own the content creation and amplification process in the lead up to, during, and after each event activation 
• Report on event performance and provide actionable post-event analysis 

Key Performance Indicators (KPIs) 

• Influencer campaign ROI: Revenue, engagement, ARPI growth, new customer acquisition 
• Event delivery success: Timely, on-budget, high-quality execution 
• Audience engagement: Social/media reach, content volume, influencer participation 
• Stakeholder satisfaction: Feedback from internal teams, influencers, and retail partners 
• Brand impact: Awareness lift, post-campaign sales increases, creative alignment 

Requirements 

Qualifications 

• Degree in Marketing, Business, or related field 
• 3–5+ years' experience in influencer marketing, event marketing, or brand activation 

Skills 

• Strong project management and organizational skills 
• Confident communicator with excellent negotiation and presentation abilities 
• Familiarity with influencer marketing platforms and social media channels (IG, TikTok, YouTube, etc.) 
• Ability to manage budgets and assess campaign performance with a commercial lens 
• Experience working cross-functionally with creatives, agencies, and global teams 

Behaviors 

• Self-starter with a proactive, problem-solving mindset 
• Passion for health, fitness, and wellness industries 
• Adaptable and calm under pressure in fast-paced environments 
• Creative thinker with attention to detail and a collaborative spirit 

Compensation & Benefits 

• Salary: $75,000 – $85,000 (DOE) 
• Discounts across THG brands 
• 401(k) – vested immediately 
• Comprehensive healthcare and additional perks