Senior Customer Success and Account Manager

About YouniumYounium is the subscription management and billing platform for B2B SaaS companies with complex subscription models. Our customers run their quote-to-cash process on Younium, from CPQ through billing, revenue recognition, and financial reporting.We are in full growth mode. You'll thrive in a high-energy, creative, and transparent environment fueled by collaboration. With hubs in Amsterdam, Kraków, Stockholm, Malmö, and Philadelphia, plus remote contributors, we're building a truly global team. 🌍 The Customer Success team owns retention and expansion across the Nordics, Benelux, UK, Germany, France, and a growing US base. Want to make a real difference for subscription businesses around the world? Come join us! The role:You will own a portfolio of our largest and most complex accounts, typically listed companies with mature finance teams and multi-entity setups. These customers expect a commercial partner who understands their business, not an account administrator. You build relationships across CFOs, RevOps leaders, and finance operations, anchor every conversation to measurable outcomes, and drive retention and expansion through structured commercial work.This is a commercial role with commercial targets. You carry responsibility for net revenue retention on your portfolio, own your renewal and expansion pipeline end to end, and are measured on the outcomes. Beyond your own accounts, you support renewals across the wider customer base, bringing negotiation strength and commercial judgment where it matters most. What you'll be doing:Own a portfolio of enterprise accounts with full commercial responsibility: retention, expansion, and net revenue retention on your bookBuild and execute account plans with a defined next commercial moment for every strategic account, backed by champion maps and multi-threaded relationships from CFO to RevOpsLead business reviews that connect Younium to the customer's outcomes: integrated quote-to-cash, accurate financial KPIs, controlled revenue leakage, automated billingLead contract renewal negotiations on your own accounts and support renewals across the wider portfolio: prepare positions, handle objections with structure, protect price, and know when to hold rather than discountIdentify, create, and close upsell and cross-sell opportunities, with CPQ as a core expansion motion, from first consultative conversation through demo to closed dealMaintain an accurate pipeline and forecast in HubSpot and own your numbers in pipeline reviewsMonitor account health, manage risk proactively, and build success plans for at-risk accountsCoordinate with Product, Engineering, Professional Services, and Support to align priorities with customer expectations, and act as escalation point when it countsChannel structured customer feedback into product and commercial decisionsShare commercial best practices and coach less experienced CSMs on the team Who are you?8+ years in customer success, account management, or a similar commercial role in B2B SaaS, with experience across both enterprise and mid-market accountsA proven commercial track record you can show in numbers: renewals closed, expansion revenue generated, retention targets hitNegotiation experience on contracts with real money at stake, comfortable defending price and terms with procurement and C-level stakeholdersProven stakeholder management at C-level, comfortable leading strategic conversations with CFOs and senior finance leadersExperience navigating complex organizations with multiple entities, stakeholders, and competing prioritiesUnderstanding of subscription business models and finance processes: invoicing, revenue recognition, ARR/NRR metrics. Experience with billing, CPQ, or ERP platforms is a strong plusA diagnostic approach: you ask questions, quantify pain, and anchor to outcomes before proposing anythingExcellent written and verbal communication in professional English. Dutch, German, or a Nordic language is a plusComfort working across European time zones with occasional travel We look forward to hearing from you - feel free to apply directly on our website too through Company -> Careers.