Top Senior Customer Success Jobs in Buffalo, NY

Lead and transform the Customer Success function into a commercially‑focused, scalable operation. Build account tiers, playbooks, handoffs, coaching, metrics, and enablement to drive adoption, renewal, and expansion while personally supporting top accounts and coaching the CSM team.

Lead a portfolio of merchant clients through onboarding and ongoing program management. Serve as primary contact, drive performance and growth plans, analyze data, coordinate cross-functional teams, ensure compliance and contractual obligations, resolve operational issues, and deliver regular client reviews to maximize satisfaction and retention.

Manage a portfolio of SMB and/or mid-market customers through onboarding to ongoing success; drive adoption, training, and product education; monitor health metrics; identify upsell opportunities; communicate customer feedback to product and engineering; develop scalable processes and collaborate cross-functionally to ensure retention and growth.

The Client Success Manager (WasteX) owns end-to-end customer experience and value delivery for the WasteX program. Responsibilities include onboarding customers, building executive- and frontline-level relationships, driving ROI and retention, troubleshooting operational issues, and collaborating with internal teams to improve products and processes.

Serve as primary customer advocate for high-value public sector (SLED) accounts, driving adoption, retention, and expansion. Coordinate cross-functional teams to implement Vanta, lead executive reviews, mitigate churn, identify growth opportunities, and align security and compliance outcomes with agency mission and procurement requirements. Require regular onsite visits and strategic planning.

The Senior Client Success Account Manager drives revenue growth by identifying cross-sell and upsell opportunities, collaborating with internal teams, and managing client relationships to enhance client impact.

Serve as a trusted advisor to enterprise Sales, Marketing, and Revenue Ops leaders to drive adoption, retention, renewals, and expansion. Manage a $5M+ book of business, build strategic success plans with ROI metrics, partner cross-functionally, advocate customer needs into the product roadmap, and deliver customer marketing (case studies/references).

The Customer Success Manager will manage enterprise accounts through the sales journey, ensuring retention and building relationships for expansion.

Serve as trusted advisor for an enterprise Docebo LMS portfolio: drive adoption, translate strategy into platform configurations, manage renewals, mitigate churn, identify upsell opportunities, and coordinate cross-functional resources to deliver measurable learning outcomes.

Serve as a senior strategic liaison and trusted advisor for Microsoft clients, driving adoption, value realization, and account growth across Microsoft technologies. Provide executive-level guidance on cloud architecture, licensing, roadmaps, and risk; lead QBRs, success plans, and cross-team coordination to ensure account health and strategic alignment.

Serve as a strategic liaison and trusted advisor for Microsoft enterprise clients, driving adoption, value realization, and portfolio growth. Provide executive-level Microsoft guidance, advise on roadmaps and licensing, align cloud adoption with CAF/WAF, manage account health, and coordinate across sales, delivery, and engineering teams to ensure client success.

Manage full post-sales lifecycle for enterprise property management accounts (200+ units), drive adoption and revenue expansion, own retention and account health, run quarterly business reviews and success plans, surface customer feedback and product opportunities, and coordinate onboarding/implementation across multi-site portfolios. Some travel required.

Serve as primary client contact to drive retention, satisfaction, and growth for advertising clients. Oversee campaign execution with internal teams, lead onboarding and training, deliver performance reporting and optimization recommendations, identify upsell opportunities, and advocate client needs internally.

Serve as the primary customer contact to ensure satisfaction and success: onboard customers, drive product adoption, identify upsell/cross-sell opportunities, manage renewals, gather and analyze feedback, collaborate with sales and product teams, and travel for system installations.

Lead and expand a Customer Success team for a digital health SaaS, drive strategic outcomes across health system accounts, manage implementations, advocate for clients, track KPI-driven account health, participate in product roadmap and cross-functional collaboration to increase engagement, retention, and upsell.

Own a 750-account book as the primary strategic partner to drive adoption, retention, renewals, and expansion for PreVeil's cybersecurity SaaS. Build executive relationships, lead save motions, forecast renewals, execute adoption plans, leverage AI and Salesforce for scaled engagement, and collaborate cross-functionally on strategic CS initiatives to protect and grow revenue while helping customers achieve CMMC compliance.

The Client Success Manager will manage client campaigns, optimize performance, analyze data, build relationships, and drive retention for long-term growth.

Lead customer experience for a new product line: manage a book of merchants, drive adoption and expansion, build playbooks and enablement, influence product roadmap, and own data-driven reporting to scale customer success.

Manage post-sales relationships for enterprise rehab therapy customers, driving onboarding, adoption, retention, and expansion. Serve as primary contact for largest accounts, deliver training and strategic reviews, translate usage data into recommendations, support change management, and coordinate cross-functional resources to ensure successful go-lives and ongoing value realization.

Serve as an embedded customer success and implementation lead for assigned health systems across the Central Region. Own post-sale delivery, onsite deployments, training, workflow alignment, adoption tracking, and cross-functional coordination to drive measurable clinical and operational outcomes. Travel 20–40% and partner with product, sales, and engineering to surface feedback and scale solutions.

Serve as an embedded customer success and implementation lead for health systems across the East Region. Own post-sale delivery, onsite rollout, training, and adoption of AI healthcare solutions; build relationships with clinical, operational, and IT stakeholders; track outcomes and adoption metrics; relay client feedback to product and engineering; and present best practices. Requires regular travel and client credentialing.

Lead and grow a Customer Success team that owns retention, adoption, and expansion. Hire, onboard, and coach CSMs; manage team outcomes and strategic accounts; build playbooks and scalable systems; drive executive relationships and data-driven insights; act as voice of the customer; partner across Sales, Product, and Engineering. Travel to client sites up to 25%.

Lead strategic relationships with FedRAMP federal accounts, guiding onboarding, adoption, renewals, and expansion. Act as trusted advisor on Magnet products and FedRAMP controls, coordinate cross-functional teams, run executive business reviews, mitigate risk, and drive measurable customer outcomes and advocacy.

Serve as the technical layer for post-sale Customer Success: ensure clean handoffs from Implementation, enable Account Managers technically, lead post-go-live discovery and Tier 1 solutioning, triage escalations and coordinate with Support/Engineering, maintain platform fluency and best-practice assets, and surface recurring issues to Product and Implementation.

Own post-sale customer lifecycle: onboarding, adoption, training, value reviews, and renewals. Act as trusted advisor and voice of the customer, engage technical stakeholders (CTOs, VPs of Engineering, DevOps), drive issue resolution and feature requests, and manage portfolios from SMB to enterprise with a product- and infrastructure-focused approach.