• Own the strategy to expand revenue within existing customer accounts, identifying high-potential opportunities for upsells, cross-sells, and portfolio expansion using HubSpot data and reporting tools. • Design, execute, and optimize campaigns that drive measurable revenue growth, including email workflows, newsletters, webinars, in-product messaging, and account-based marketing programs. • Monitor campaign and account performance, analyze metrics, and generate actionable insights to continuously improve ROI and impact on average revenue per account. • Partner closely with Sales to provide account-specific marketing programs, messaging, and assets that accelerate upsells and cross-sells, shorten sales cycles, and improve conversion rates. • Collaborate with Product and CX on go-to-market plans for new features, upgrades, or offerings, ensuring campaigns clearly communicate value and drive incremental revenue. • Create compelling marketing assets, case studies, testimonials, and landing pages or email templates that support growth initiatives and equip Sales to engage high-value accounts. • Analyze customer portfolio data to identify high-opportunity segments, define messaging strategies, and prioritize growth-focused initiatives. • Lead experiments with email campaigns, landing pages, workflows, and other marketing channels, using data to validate approaches and scale successful strategies. • Develop innovative approaches to customer marketing campaigns and growth initiatives, sharing best practices across the team to elevate overall marketing effectiveness. • Provide regular reporting on growth initiatives, revenue impact, and campaign performance using dashboards and analytics to the Senior Director of Marketing, highlighting opportunities for new revenue streams.