Website Serium Digital
Paid Social Specialist (Meta Ads)
Employment Type: Full-time / Part-time
Work Model: 100% Remote
Working Hours: US Eastern Time (ET) or UK Time (London)
About the Role
Serium Digital is looking for an experienced, data-driven, and autonomous Paid Social Specialist (Meta Ads) to manage and scale high-performance advertising accounts for e-commerce and DTC brands across the US and UK markets.
In this role, you will take direct ownership of campaign architecture, budget allocation, performance analysis, and creative testing. You will work closely with our creative team to develop data-driven testing strategies and drive sustainable customer acquisition and profitable growth.
CORE RESPONSIBILITIES
Campaign Architecture & Execution
• Build, structure, optimize, and scale Meta advertising accounts.
• Develop structured testing and scaling frameworks across ASC+, ABO, CBO, cost controls, and manual bidding strategies.
• Monitor campaign performance and make data-driven optimization decisions.
Budget & Unit Economics Management
• Manage daily and monthly advertising budgets across multiple accounts.
• Monitor and optimize key performance metrics including CAC, MER, ROAS, CPM, CTR, and post-click conversion rates.
• Identify opportunities to improve efficiency while maintaining sustainable growth.
Creative Performance & Testing
• Analyze creative performance across key metrics such as thumbstop rate, hold rate, outbound CTR, and hook-to-purchase performance.
• Translate performance data into clear, actionable creative briefs and testing recommendations.
• Work closely with creative strategists to continuously improve ad performance.
Tracking & Attribution
• Maintain accurate UTM taxonomy and campaign tracking.
• Monitor Meta Pixel and Conversions API (CAPI) implementation and data integrity.
• Work with third-party attribution platforms to evaluate campaign performance and support scaling decisions.
REQUIREMENTS
Proven Track Record
• Demonstrated experience managing and scaling Meta advertising campaigns for e-commerce or DTC brands.
• Strong understanding of performance marketing and direct-response advertising.
• Able to provide relevant case studies or examples of previous results.
Technical Expertise
• Strong hands-on experience with Meta Ads Manager.
• Deep understanding of Advantage+ Shopping Campaigns (ASC+), ABO/CBO, cost controls, and manual bidding strategies.
• Practical knowledge of Meta Pixel and Conversions API (CAPI).
Analytics & Attribution
• Working knowledge of GA4 and custom UTM tracking.
• Familiarity with multi-touch attribution and analytics platforms such as Triple Whale, Hyros, or Northbeam.
• Strong ability to interpret performance data and turn insights into actionable decisions.
Communication & Autonomy
• Fluent professional English communication.
• Strong ownership and problem-solving mindset.
• Comfortable working independently in an asynchronous, remote environment.
• Highly organized with strong attention to detail.
General Requirements
• Dedicated workstation with reliable high-speed internet and a backup internet/power solution.
• Reliable availability during agreed working hours.
• Prompt and professional communication via Slack.
• Consistent reporting and documentation habits.
• Ability to work effectively with distributed teams across different time zones.
WHAT WE OFFER
Competitive Base + Performance Upside
Competitive base compensation with transparent performance-based bonuses tied to campaign scale and efficiency milestones.
Autonomy & Modern Workflow
A genuine async-first environment with meaningful ownership, minimal micromanagement, and no unnecessary screen monitoring or meetings.
High-Impact Budgets & Tooling
Work directly with international e-commerce and DTC brands, meaningful testing budgets, and professional performance marketing and analytics tools.
Growth & Responsibility
Opportunity to take ownership of significant advertising accounts and contribute directly to client growth and acquisition strategy.
Paid Social Advertising Specialist – Meta Ads (E-commerce & DTC)
Serium Digital is an independent performance marketing agency helping high-growth e-commerce and DTC brands scale profitably across the US and UK markets. We run as a lean, fully remote, and async-first team. Our approach is straightforward: combine rigorous media buying with performance-focused creatives and reliable tracking. We don’t rely on vanity metrics—our focus stays on revenue growth, customer acquisition costs, and bottom-line profit. Core Capabilities: Paid Social: Structuring, testing, and scaling spend across Meta and TikTok with disciplined budget controls and testing frameworks. TikTok Shop & Social Commerce: Storefront operations, GMV Max execution, and hands-on creator affiliate management for the UK market. Direct-Response Creative: Producing hook-driven, conversion-focused video and static concepts built to combat fatigue and improve ad efficiency. Tracking & Analytics: Setting up clean server-side tracking (CAPI) and multi-touch attribution (Triple Whale, Hyros) so scaling decisions are backed by accurate data. We keep our processes lightweight and our communication clear. Our team members work with high autonomy, take real ownership of their accounts, and focus on delivering measurable impact for the brands we support.