Senior Media Buyer

Happy Mammoth is a rapidly expanding natural food tech company with a presence in the United States, Australia, and Europe. We are experts in crafting, manufacturing, and promoting gut health foods, digestive aids, and microbiome-focused supplements. Our mission is to empower clients to embrace lasting health transformations and rediscover vibrant living. We are looking for an experienced Senior Media Buyer to join our growing Marketing team full-time. Top Reasons to Work at Happy Mammoth: A Strong Salary Package: We’ll pay you well because your skills and hard work deserve the best. Paid Holidays: Take all the time you need to binge-watch your favorite shows, explore new places, or just relax. It’s on us! Work from Anywhere: Whether it’s your couch, a trendy café, or a co-working space by the beach (lucky you), the world is your office. Join a Vibrant Team: Teamwork makes the dream work! You’ll be part of a global crew that’s as talented as they are friendly. Flexible Working Hours: Manage your schedule how it fits best for you—late-night productivity, early morning hustle, or everything in between. Opportunities for Growth: We’ll give you free books, courses, and all the resources you need to level up your skills and keep excelling. Dynamic Work Environment: No two days are the same here. Embrace new challenges and excitement every day in a diverse, fast-paced workplace. Make a Difference: Join our mission to help clients improve their health and live more fulfilling lives. It’s not just a job - it’s a chance to make a real impact! Before you dive deeper, please note the following key points: This is a full-time fully remote contractor role We are seeking someone preferably with a background in B2C marketing Although the role is remote, the candidate must be available during EU hours (GMT) Qualifications: Proven experience managing large ad budgets ($100K+) Hands-on experience with eCommerce accounts (bonus if in health or supplements) Demonstrated long-term success driving consistent results across ROAS and CPA metrics Strong understanding of targeting nuances for Australia, the United States, and EU markets Creative thinker with the ability to write clear, compelling creative briefs Experience building effective funnels and upsell sequences for physical eCommerce products Familiarity with additional channels such as Twitter or Pinterest is a plus Bonus: Experience with direct response marketing Key Responsibilities: Plan, launch, and optimize high-budget paid media campaigns across Facebook, Instagram and other platforms Manage and scale eCommerce advertising campaigns with a focus on ROAS and CPA performance Write clear, strategic creative briefs Build and test full-funnel strategies including upsells, retargeting, and conversion-focused journeys Adapt targeting and creative approaches for key regions, including Australia, the U.S., and EU markets Analyze campaign data, generate insights, and continuously improve performance Stay ahead of platform changes, industry trends, and competitor strategies CVs must be in English