Senior​/Lead Media Buyer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior/Lead Media Buyer based in Canada.
This is a senior-level growth opportunity for an experienced media buying leader with a proven record of scaling high-growth e-commerce and DTC brands.
You’ll own the end-to-end growth strategy across paid acquisition, funnel optimization, creative performance, and customer lifetime value.
The role combines hands-on media buying with strategic capital allocation across Meta, Google, You Tube, Amazon, Tik Tok and Pinterest.
You’ll work across supplement and wellness brands, balancing aggressive growth targets with profitability, compliance, and sustainable customer economics.
As a growth architect, you’ll guide a cross-functional team while making data-driven decisions across the entire customer journey.
The environment is highly autonomous, fast-paced, and focused on measurable outcomes rather than activity or hours worked.
This is an opportunity to shape scaling strategies, manage significant budgets, and directly influence the growth and profitability of multiple brands.
Accountabilities     Define and execute end-to-end growth and media scaling strategies capable of taking DTC and retail/marketplace brands from early-stage growth to  seven- and eight-figure scale .
Manage and strategically allocate  multi-million-dollar advertising budgets  across Meta, Google, You Tube, Amazon, Tik Tok, Pinterest, and other paid social channels.
Take hands-on ownership of campaign structures, bidding strategies, audience targeting, dynamic creative testing, automated rules, and overall advertising account architecture.
Develop acquisition and retention strategies specifically suited to supplement, wellness and DTC brands, including subscription models, trial offers, rebill funnels, and marketplace synergies.
Oversee the full customer journey from advertising and landing-page experience through offer strategy, upsells, subscriptions and post-purchase retention initiatives.
Optimize customer lifetime value , customer acquisition cost and payback periods while maintaining sustainable margins and profitable growth.
Lead and mentor cross-functional teams comprising Media Buyers, Creative Strategists, Search and Amazon Specialists and Video Editors.
Translate performance data into strategic decisions using metrics such as  MER, ROAS, blended CAC , and customer lifetime value.
Leverage first-party and third-party attribution solutions, including platforms such as  Triple Whale, Northbeam, and Kno Commerce , to evaluate performance and identify tactical opportunities.
Partner with creative teams to turn performance insights into stronger hooks, direct-response messaging, visual concepts, and high-converting advertising assets.
Maintain awareness of advertising compliance and regulatory requirements across Meta and Google, particularly within health, wellness, and supplement categories.
Continuously identify opportunities to improve brand economics, creative performance, funnel conversion, and channel efficiency.
Requirements      5+ years of growth marketing experience , including leadership experience within a major e-commerce company or high-growth DTC brand.
Demonstrated ability to personally scale at least one brand to  $10M+ ARR  or manage more than  $500K in monthly paid advertising spend .
Deep, proven experience in the  health, wellness, or supplement industry , including knowledge of compliance requirements, subscription economics, cohort analysis, and consumer psychology.
Expert-level knowledge of  Meta Ads, Google Search/Shopping/You Tube, Amazon Advertising , and paid social platforms such as Tik Tok and Pinterest.
Strong hands-on understanding of advertising algorithms, audience targeting, dynamic creative testing, automated rules, campaign structures, and account architecture.

Experience with  Shopify, CRO, third-party attribution platforms , and post-purchase survey solutions.
Strong ability to connect quantitative performance data with creative strategy and provide actionable direction to designers, editors, and creative teams.
Strong understanding of…