Top Senior Customer Success Jobs in Buffalo, NY

Lead post-sale strategy for ~15 high-value enterprise accounts, drive outcome-focused engagement cadences, conduct use-case discovery, analyze usage and adoption data to identify risk and expansion, partner with Sales and cross-functional teams to deliver enablement and measurable business impact, and manage stakeholders to secure renewals and organic growth.

Own end-to-end onboarding for mid-market SaaS customers: run kickoffs, workshops, and trainings; manage multiple concurrent onboardings; coordinate Sales, Support, Product and Account teams; build onboarding curriculum and playbooks; measure success against time-to-value, onboarding within 90 days, working sessions, documented use-case wins, and CSAT.

Serve as primary advocate for a portfolio of enterprise customers, lead onboarding and adoption, build and execute success plans, monitor customer health, drive renewals and expansions, manage escalations, and collaborate across Sales, Product, Support, and Services to deliver measurable business outcomes.

Lead and manage new customer implementations: coordinate cross-functional teams, run technical launch operations, optimize systems and documentation, lead customer-facing calls, track launch readiness, and build scalable SOPs for bespoke and scaled solutions.

The Regional Customer Success Director will oversee a multi-disciplinary team to drive the adoption of Heartflow's cardiac diagnostic solutions, ensuring operational excellence and customer satisfaction across assigned territories.

As a Senior Customer Success Manager, act as a strategic partner for enterprise clients, driving retention, expansion, and aligning adoption paths with business goals through collaborative efforts across several teams.

The Customer Success Business Partner will drive customer adoption, retention, and expansion by managing enterprise accounts, leading reviews, and ensuring value realization from Lyric's platform.

The Director of Client Success will lead the Client Success team, focusing on partner satisfaction, retention, and expansion while integrating AI-driven strategies for efficiency and value realization from the platform.

The Director of Customer Success leads a team to drive customer engagement, retention, revenue growth, and strategic account management in an educational tech context. Responsibilities include managing performance metrics, fostering executive relationships, and implementing operational improvements for customer success outcomes.

Manage key client relationships in the Pharmacy Benefit Management sector, ensuring high-quality service delivery and client satisfaction while coordinating with internal teams and leading client interactions.

The Director of Client Success will lead the Client Success team in the PBM sector, ensuring client retention, satisfaction, and growth through strategic planning and operational processes.

The CSM Manager leads a team of customer success managers for major public safety customers, ensuring customer satisfaction, driving outcomes, and resolving high-priority issues.

Manage a book of 15-20 enterprise accounts, drive adoption and renewal, analyze customer usage, and foster strong relationships to enhance customer success.

As a Senior Customer Success Engineer at Veeam, you will drive technical success across client engagements, lead onboarding processes, conduct recovery simulations, and manage stakeholder communications, ensuring long-term customer outcomes and satisfaction.

Manage a portfolio (~30) of customers through onboarding, adoption, growth, renewal, and expansion. Build relationships across buyer levels, assess customer health and churn risk, enable customers on the product, oversee delivery projects, and continuously improve tools and processes to drive adoption and success.

Lead strategic enterprise customer relationships to drive adoption, retention, expansion, and measurable business outcomes. Act as trusted advisor to executive stakeholders, create and execute success plans, run executive reviews, influence customer roadmaps, coordinate cross-functional teams, mitigate risk, and drive process and operational improvements while mentoring peers and advocating for customers.

Manage a portfolio of large, complex clients to drive retention, upsell, utilization, and ROI. Serve as trusted advisor, develop client goals and retention/upsell plans, lead business reviews and onboarding, coordinate cross-functional teams, negotiate renewals, mitigate escalations, maintain CS/CRM records, and participate in CS improvement initiatives.

Own enterprise dairy accounts as primary CSM—drive adoption, execute engagement plans, manage renewals/upsell, run executive reviews, monitor customer health, resolve escalations with cross-functional teams, and influence product roadmap while maintaining CRM data integrity.

The Director of Customer Success leads the customer lifecycle, ensuring value realization, effective solution adoption, and retention across all segments while collaborating with multiple departments to optimize customer experience.

The Customer Success Manager leads complex implementations for a strategic partner, driving product adoption and ensuring measurable outcomes in healthcare settings. Responsibilities include relationship management, project planning, stakeholder engagement, and customer health monitoring.

The Customer Success Manager will manage post-implementation accounts, build customer relationships, improve retention and revenue, and support AI initiatives.

As an Enterprise Customer Success Manager, you will ensure the success of retail partners by driving adoption and revenue, providing operational consultation, and conducting business reviews.

As a Senior Customer Success Manager, you will manage strategic client portfolios, guiding implementations, driving adoption, and fostering long-term relationships to enhance client success and performance.

Own retention, expansion, and value realization for a portfolio of accounting-firm customers. Drive renewals, forecast revenue, identify upsell opportunities, build executive relationships, create success plans tied to KPIs, identify and remediate churn risk, and translate customer insights into product and go-to-market priorities while collaborating cross-functionally.

The Principal Customer Success Manager will manage key enterprise accounts, ensuring client satisfaction, retention, and revenue growth while leading negotiations and fostering senior stakeholder relationships.