Senior Manager of Account Management (Rent)

As the Senior Manager, Account Management, you will be responsible for leading a team of Account Managers and directly owning a portfolio of Flex’s most strategic partners. This role sits at the intersection of partner success and revenue growth, with a clear mandate to drive retention, expansion, and long-term value across existing accounts Reporting to the Vice President of Account Management, you will play a critical role in translating account strategy into execution You will ensure partners are deeply engaged with Flex’s products, expanding their portfolios over time, and realizing increasing business value through adoption, integrations, and new growth initiatives Own and grow a portfolio of mid-market and enterprise accounts, with responsibility for renewals, upsells, cross-sells, and expansion revenue Develop and execute account plans that identify growth opportunities across new products, expanded portfolios, and deeper integrations Partner closely with Sales to ensure seamless handoffs, aligned account strategies, and consistent partner experiences Build and maintain strong, senior-level relationships within partner organizations, serving as a trusted advisor and primary point of contact post-sale Proactively identify partner needs, risks, and opportunities, ensuring timely escalation and resolution when necessary Drive executive business reviews and strategic planning conversations with key partners Lead, coach, and develop a team of Account Managers, setting clear expectations around performance, accountability, and partner outcomes Support hiring, onboarding, and ramping of new team members as the Account Management organization scales Foster a collaborative, high-performance, and inclusive team culture Track and manage key performance indicators related to retention, expansion pipeline, adoption, utilization, and partner health Maintain accurate forecasting and CRM hygiene to support revenue predictability and leadership reporting Use data and insights to inform account strategies, prioritize efforts, and continuously improve team performance Work closely with Product, Growth, Marketing, RevOps, and Partner Success teams to support product launches, co-marketing initiatives, and expansion programs Surface partner feedback and insights to internal stakeholders to help shape roadmap priorities and go-to-market strategy Benefits Medical, Dental & Vision: Your healthcare will be available from Day 1- giving you immediate peace of mind - with best in class coverage and options. Parental Leave: Step away with paid time off to focus on family and life’s newest chapter. NYC HQ: Collaborate in our lively New York headquarters, with new office space on the way! 401(k) Retirement Savings: Plan ahead with our 401(k) program to grow your future. And starting early 2026, employees will be eligible for a company match! Flex Giving: Flex Giving empowers employees to support local nonprofits advancing housing stability in the communities we call home. Employee Assistance Fund: Confidential financial support to teammates facing unexpected hardships or emergencies. Hybrid Work Policy: Work flexibly from home, with in-person collaboration and events that matter. Unlimited PTO + Holidays: Take the time you need- whether that’s a vacation, recharge, or simply a long weekend Free Flex Subscription: As a Flex employee, you’ll have full access to our services without charge. GrubHub Credit: Enjoy meal credits while in the office, so you’re fueled for the workday ahead. The ideal candidate is a hands-on leader with strong commercial instincts, operational rigor, and a passion for building durable partner relationships in high-growth B2B or B2B2C environments8-12+ years of experience in Account Management, Partner Success, Business Development, or related roles, with at least 3+ years in people management Proven track record of driving retention and expansion within existing customer or partner portfolios Experience managing complex, multi-stakeholder relationships in B2B, B2B2C, FinTech, PropTech, or SaaS environments Excellent communication, presentation, and stakeholder management skills Strong commercial acumen with the ability to identify and close growth opportunities post-sale Comfortable operating in a fast-paced, high-growth, and highly cross-functional environment Demonstrated ability to lead, coach, and develop high-performing teams Strong operational discipline, including experience with CRM tools (e.g., Salesforce), forecasting, and KPI management #J-18808-Ljbffr