Senior Client Success Account Manager

Who we are:Tinuiti is the largest independent full-funnel marketing agency in the U.S. across the media that matters most, with $4 billion in digital media under management and more than 1,200 employees. Built for marketers who demand growth and accountability, Tinuiti unites media and measurement under one roof to eliminate waste—the biggest growth killer of all—and scale what works. Its proprietary technology, Bliss Point by Tinuiti, reveals the truth around growth and waste, and how to capitalize on it. With expert teams across Commerce, Search, Social, TV & Audio, and more, Tinuiti delivers measurable results with brutal simplicity: Love Growth. Hate Waste.We support 100% remote work for this role!We’d love to hear from you if:Research shows that while men apply to jobs when they meet an average of 60% of the criteria, women and other marginalized folks tend to only apply when they check every box. So if you think you qualify, but don't necessarily meet every single point on the job description, please still get in touch.The Sr. Client Success Account Manager is a strategic and collaborative role focused on driving revenue growth and client impact across Tinuiti’s portfolio. In this role, you’ll work closely with both internal stakeholders and client contacts to identify, pitch and close cross-sell and upsell opportunities, helping to unlock the full value of Tinuiti’s offerings.You’ll serve as a key partner to Delivery Leadership and Client Partner Leads—supporting and enabling them through smart planning, thoughtful insights, and strategic collaboration. At the same time, you’ll play a direct role in client conversations, using your business acumen and relationship-building skills to execute opportunities and move initiatives forward. This role is ideal for someone who enjoys working across teams, has a strong commercial mindset, and is motivated by seeing strategic growth initiatives come to life.What you’ll be doing:Internal Enablement & CollaborationPartner closely with Delivery Leadership, Client Partner Leads, and client stakeholders to validate and prioritize growth opportunities.Own and enhance processes that enable leadership and Pod Leads to capitalize on cross-sell and upsell opportunities, ensuring smooth execution of growth initiatives.Act as a strategic partner, providing insights and actionable recommendations to internal teams, allowing them to solve challenges and drive client growth proactively.Assist in developing and refining internal frameworks that foster collaboration across Client Success, Delivery, Finance, Billing, and Resource Management teams ensuring that all growth strategies are effectively executed.Own the end-to-end creation of the cross-sell pitch. You coordinate between the client teams and internal subject matter experts to ensure the story and solution is cohesive, and aligns with the clients overarching strategy.Partner with with Finance and Resource Management teams to build the pricing scenarios, SOW (Statement of Work), and staffing plans for client expansion opportunitiesJoin the Client Lead, as needed, to help pitch the cross-sell, providing strategic and commercial support on the offerings being proposed.Lead cross-functional scenario planning with Finance, Delivery, and Resource Management to engineer renewal structures that balance client satisfaction with company profitability.Revenue Growth & ExpansionFocus on enabling leadership to prioritize sustainable revenue growth through cross-sell and upsell opportunities, helping to exceed revenue and cross-sell ARR targets.Actively participate in account planning and whitespace mapping efforts to identify potential service expansions and new business opportunities within the Portfolio of clients you work with.Regularly partner with client finance and account leads to review account performance data to identify growth opportunities, providing critical context and insights to drive business expansion effectively.Serve as the subject matter expert for client contract comprehension, and ownership of creation of new contracts and statement of works (SOW) for expansion and retention opportunities Internal Coordination & Strategic SupportExecute seamless end-to-end processing for every renewal and expansion opportunity, maintaining a high-velocity pipeline and impeccable data integrity in Salesforce.Collaborate with Revenue Operations, Finance, Shared Services and Marketing teams to ensure alignment on growth initiatives.Utilize internal tools and reporting systems to help track the effectiveness of growth strategies and cross-sell opportunities.Provide frequent updates and performance insights to Delivery Leadership, ensuring alignment on growth objectives and continuous progress on key initiatives.Requirements:6-10 years of experience in Client Success, Revenue Enablement, or a related field.Proven experience in supporting internal teams and enabling leadership to drive revenue growth.Strong strategic and business ac