Go-To-Market Engineer II, Mid-Market

Apollo.io is the leading go-to-market solution for revenue teams, trusted by over 500,000 companies and millions of users globally, from rapidly growing startups to some of the world's largest enterprises. Founded in 2015, the company is one of the fastest growing companies in SaaS, raising approximately $250 million to date and valued at $1.6 billion. Apollo.io provides sales and marketing teams with easy access to verified contact data for over 210 million B2B contacts and 35 million companies worldwide, along with tools to engage and convert these contacts in one unified platform. By helping revenue professionals find the most accurate contact information and automating the outreach process, Apollo.io turns prospects into customers. Apollo raised a series D in 2023 and is backed by top-tier investors, including Sequoia Capital, Bain Capital Ventures, and more, and counts the former President and COO of Hubspot, JD Sherman, among its board members. We're looking for an experienced GTM Engineer to own Apollo's most strategic customer relationships. This is a rare blend of enterprise account strategist, AI-native systems builder, and trusted executive advisor — someone who can operate at the C-suite level as naturally as they can architect a signal-based outbound campaign. The GTM Engineer is Apollo's answer to the CSM: a success architect who designs and deploys customer interventions that drive adoption, credit consumption, and revenue growth. On the Mid-Market team, you're not just managing accounts — you're navigating complex organizations, building relationships across multiple stakeholder layers, and ensuring that every buying persona from RevOps to the CRO is aligned on value. What You'll Do Own customer outcomes post-sale: GRR (>95%), NRR, product adoption, and credit consumption growth across a portfolio of Apollo's highest-value accounts. Multithread across complex organizations: Build and maintain active relationships with 3+ stakeholders per account — sp