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Posted Mar 1, 2026

Senior Manager, Customer Success – AI‑Driven High‑Touch Client Partnerships & Revenue Growth Leadership

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About arenaflex arenaflex is on a bold mission to empower businesses to deliver unforgettable customer experiences in the digital age. By unifying messaging, AI‑powered assistance, and data‑driven insights onto a single, seamless platform, arenaflex helps companies respond instantly, resolve issues efficiently, and boost the productivity of their support teams. Our flagship AI agents—Fin by arenaflex, the most advanced conversational AI for customer service, and the fully featured AI‑enhanced helpdesk—are reshaping how organizations interact with millions of end‑users every month. With more than 25,000 global enterprises relying on arenaflex, we are accelerating the AI revolution in customer service while staying true to our core values of speed, intensity, and relentless value creation. Why This Role Matters We are expanding our Customer Success organization to meet the growing demand for high‑touch, outcome‑focused engagements. As the Senior Manager of our US High‑Touch Customer Success team, you will shape a culture of excellence, coach a group of elite Customer Success Managers (CSMs), and directly influence revenue expansion, retention, and long‑term partnership health. Your leadership will be pivotal in translating arenaflex’s AI innovations into measurable business outcomes for our most strategic customers, ensuring they extract maximum value from every feature of our platform. Key Responsibilities - Team Leadership & Development: Recruit, onboard, and mentor a high‑performing team of Customer Success Managers, fostering a growth mindset and a culture of continuous learning. - Strategic Relationship Management: Serve as a trusted advisor to top‑tier customers, building deep rapport, navigating complex escalations, and championing their success across the arenaflex ecosystem. - Revenue & Retention Stewardship: Own portfolio targets, drive expansion opportunities, and safeguard renewal rates through data‑backed strategies and proactive engagement. - Cross‑Functional Influence: Partner closely with Sales, Product, Engineering, and Marketing to convey customer feedback, influence product roadmaps, and ensure seamless execution of joint initiatives. - Performance Forecasting & Reporting: Create predictive models, track key performance indicators (KPIs), and present insightful reports to senior leadership on growth, health, and risk metrics. - Process Innovation: Identify bottlenecks, design scalable solutions, and embed best practices that amplify team efficiency and customer satisfaction. - Data‑Driven Decision Making: Leverage analytics, customer health scores, and usage trends to inform coaching plans, upsell strategies, and retention tactics. - Cultural Ambassadorship: Model arenaflex’s core values, champion diversity, equity, and inclusion, and nurture a collaborative, high‑energy environment. Essential Qualifications - Minimum of 2 years in a leadership role within Customer Success, Account Management, or a closely related discipline. - 5 + years of hands‑on experience as a Customer Success Manager, Account Executive, or comparable customer‑facing position at a B2B technology company. - Proven track record of driving revenue growth, exceeding portfolio targets, and delivering measurable business outcomes. - Demonstrated passion for coaching, developing, and empowering team members to reach their full potential. - Exceptional communication and relationship‑building skills with senior stakeholders, including sales leadership, product teams, and engineering partners. - Ability to dissect complex problems, develop creative solutions, and articulate clear action plans under shifting priorities. - High energy, self‑starting attitude with comfort navigating ambiguous, fast‑paced, entrepreneurial environments. - Strong analytical mindset with experience using data to influence strategy, forecast results, and optimize performance. Preferred Qualifications & Nice‑to‑Have Skills - Experience leading high‑touch, enterprise‑level Customer Success teams in SaaS or AI‑driven technology companies. - Familiarity with AI‑powered support platforms (e.g., conversational AI, automated ticket routing) and their impact on customer journeys. - Advanced knowledge of CRM and CS platforms such as Salesforce, Gainsight, or Totango. - Background in scaling customer success operations during periods of rapid hyper‑growth. - Track record of influencing product roadmap decisions based on customer insights. - Prior involvement in building or refining customer health scoring models and predictive churn analytics. Core Skills & Competencies - Strategic Vision: Ability to see the bigger picture, align team goals with corporate objectives, and drive long‑term value creation. - Empathy & Influence: Skillful at listening to customer needs, empathizing with challenges, and persuading internal partners to act. - Analytical Acumen: Comfortable with data manipulation, KPI tracking, and translating insights into actionable plans. - Coaching & Mentorship: Proven techniques for developing talent, delivering constructive feedback, and fostering a high‑performance culture. - Change Management: Expertise guiding teams through organizational shifts, new product launches, and evolving market demands. - Negotiation & Conflict Resolution: Ability to de‑escalate issues, negotiate win‑win outcomes, and maintain strong customer relationships under pressure. Growth & Development Opportunities At arenaflex, career progression is not a ladder but a runway. As a Senior Manager, you will have direct exposure to executive leadership, strategic product initiatives, and large‑scale enterprise deployments. Successful leaders often transition into Director‑level roles, Product Strategy positions, or global Customer Success leadership tracks. arenaflex invests heavily in continuous learning—access to industry conferences, AI certification programs, leadership workshops, and an internal knowledge‑sharing platform ensures you stay ahead of emerging trends and expand your professional toolkit. Culture, Values, and Work Environment arenaflex believes that a vibrant, inclusive culture fuels innovation. Our hybrid work model encourages collaboration in the office at least two days per week while offering flexibility to work remotely. We cherish psychological safety, encourage open dialogue, and celebrate diverse perspectives. Team members regularly participate in hack‑days, community‑service outings, and cross‑functional “innovation sprints” that bring together engineers, product managers, and CSMs to solve real‑world customer challenges. Our core values—speed, intensity, curiosity, and customer obsession—are woven into every interaction, from daily stand‑ups to strategic planning sessions. Compensation, Benefits, and Perks - Competitive base salary aligned with market benchmarks for senior leadership roles. - Significant annual performance bonus tied to team revenue and retention outcomes. - Equity participation through Restricted Stock Units (RSUs) to share in arenaflex’s long‑term success. - Comprehensive medical, dental, and vision coverage for you and your dependents. - Flexible paid time off (PTO) policy encouraging work‑life balance and rejuvenation. - Generous parental leave program supporting new families. - 401(k) retirement plan with company match. - Well‑stocked snack bars, on‑site bike storage, and wellness stipends. - Regular team‑building events, virtual happy hours, and family‑friendly gatherings. - Continuous learning budget for certifications, conferences, and professional development. How to Apply If you are ready to lead a world‑class Customer Success organization, drive AI‑enabled transformation for enterprise clients, and make a lasting impact at arenaflex, we want to hear from you. Please submit your resume, a cover letter highlighting your leadership achievements, and any relevant case studies through our online career portal.