Senior Marketing Operations Manager

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online. Our unique data and solutions empower thousands of customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies. In 2021, we went public on the New York Stock Exchange, and we continue to reach new heights! Come work alongside Similarwebbers across the globe who are bright, curious, practical, and good people. About the Role We’re looking for a Senior Marketing Operations Manager to take ownership of our marketing infrastructure, automation, technology stack, processes, and data strategy. At Similarweb, Marketing Operations plays a critical role in connecting data, systems, and teams to drive scalable growth across both Sales-Led (SLG) and Product-Led (PLG) motions. This role sits at a key intersection within our Marketing organization, enabling alignment across teams, technologies, and processes. You will be both a hands-on builder and a strategic partner , working closely with Lifecycle Growth, Product Marketing, Demand Generation, BI, MIS and GTM teams to design and scale high-impact marketing workflows. You’ll play a central role in transforming how we operate, bringing a modern, AI-first approach to marketing operations, simplifying complex legacy processes, and driving measurable business impact. Key Responsibilities Own and optimize marketing automation platforms, building scalable multi-channel campaigns, lifecycle journeys, and nurture programs Lead advanced audience segmentation and ensure seamless lead flow across SLG and PLG funnels Design and implement scalable marketing processes, including campaign execution, lead management, and data governance Set up and maintain lead capture integrations while operating data enrichment strategies using internal and external sources, ensuring accurate data flow and improving segmentation, targeting, and personalization Own data governance across marketing systems and CRM, ensuring high standards of accuracy, consistency, and scalable data structures across multiple objects Collaborate cross-functionally to translate business needs into operational solutions and drive alignment on GTM and KPIs Analyze campaign and funnel performance, delivering actionable insights and defining measurement frameworks with BI and Analytics teams Drive AI innovation, including redesigning workflows and implementing AI-driven solutions What We’re Looking For Experience & Background 3–5+ years of experience in Marketing Operations, Lifecycle, or Growth Operations within B2B SaaS Hands-on experience with CRM systems (e.g., Salesforce) and marketing automation platforms (e.g., Marketing Cloud, HubSpot), including managing large-scale datasets Strong expertise in lifecycle marketing, segmentation, and building end-to-end marketing processes with an omnichannel approach Experience implementing and maintaining marketing models (e.g., SQL, Intent, MQL scoring) Proven experience leveraging AI in marketing or operations, including building and implementing AI-driven solutions Ability to operate both strategically and hands-on in a fast-paced environment Experience streamlining large-scale data flows across marketing systems and CRM Strong project management and communication skills, with the ability to manage multiple stakeholders and priorities Experience leading marketing platform implementations and managing them at an admin level, including overseeing martech stacks, budgets, and vendors Why you’ll love being a Similarwebber: You’ll actually love the product you work with: Our customers aren’t our only raving fans. When we asked our employees why they chose to come work at Similarweb, 99% of them said “the product.” Imagine how exciting your job is when you get to work with the most powerful digital intelligence platform in the world. You’ll find a home for your big ideas: We encou