Senior Performance Marketing Coordinator

Margin Department is an embedded growth partner for product-led consumer brands, specializing in direct-to-consumer e-commerce businesses. The Senior Performance Marketing Coordinator will support the founder across a portfolio of high-growth consumer brands, ensuring execution of marketing strategies and optimizing performance across various ad platforms.

Responsibilities

• Execute campaign builds, budget adjustments, bid strategy changes, and day-to-day optimizations across Meta Ads and Google Ads
• Own creative trafficking end-to-end: receive assets, apply naming conventions, stage drafts, assign UTMs, and launch on SLA
• Monitor accounts daily, flag anomalies, and surface issues before they become problems
• Perform bulk edits, manage schedules, and maintain account hygiene across the portfolio
• Build performance reports using AI-assisted workflows and MarginOS tooling
• Contribute ideas and analysis to broader client growth strategy, bringing opportunities and hypotheses to the table
• Learn forecasting and goal setting fundamentals: how growth models are built, how targets are set, how performance maps to goals, and how plans evolve over time
• Support demand planning inputs (inventory, seasonality, promos) and help translate goals into channel-level budgets and pacing guidance
• Help align ad account structure and strategy to each client’s business objectives
• Draft first-pass creative insights from performance data, understanding how to translate metrics like hook rate, hold rate, CTR, cost per purchase, and fatigue signals into actionable guidance for our creative partners
• Translate media plans and founder direction into world-class creative briefs
• Contribute to swipe files across client categories and support competitive research efforts
• Attend client meetings, interfacing with clients in a warm and professional manner
• Communicate clearly about topics within your area of ownership, translating complexity into direct, helpful, low-fluff answers
• Stay responsive to inbound client questions and requests, resolving what you can and escalating to the founder quickly and with context when needed
• Maintain high standards for written communication (Slack/email): timely, organized, and action-oriented
• Grow over time into owning client relationships directly as you move into more senior roles at the firm

Skills

• 1-2 years of experience in a hands on keys performance marketing role for an e-commerce agency or brand
• Comfortable in Meta Ads Manager and Google Ads
• Operationally excellent: organized, detail-oriented, and SLA-driven
• Curious and want to understand the 'why' behind the work
• Ability to flag problems early instead of waiting to be asked
• Excited to work at a company building the future of software-enabled services for consumer brands

Benefits

• Health, vision, and dental insurance
• Flexible PTO
• Full access to MarginOS, our proprietary and rapidly evolving growth infrastructure that makes you faster and sharper than you'd be on your own
• Direct mentorship from our founders and a chance to contribute to building an early stage software-enabled service business

Company Overview