Top Customer Success Manager Jobs Openings in 2025

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About SienaSiena is building enterprise empathic AI Agents powered by reasoning-adept LLMs. Siena is the first AI Agent of its kind, designed to integrate with existing systems and interact with customers across multiple channels from a single, unified platform.If you're excited about the intersection of human-to-machine communication and want to be part of a team driving innovation and making a real impact in automating agentic workflows, join us on our mission to revolutionize customer experience through empathetic AI.Our AI-First PhilosophyAt Siena, AI isn't just a tool—it’s embedded in our DNA. We believe that leveraging AI-first workflows empowers individuals to work smarter, faster, and more creatively. Our team embraces AI-powered augmentation in everything we do, from research to execution, making us more efficient and innovative every day.About the RoleWe're seeking a Customer Success Manager who will serve as a trusted advisor to our clients, driving continuous growth in platform adoption and optimization. You'll proactively identify expansion opportunities, guide customers through advanced use cases, and ensure they're maximizing ROI from Siena's AI-powered customer service solutions.What You'll DoStrategic Growth & Optimization:Own the complete growth and optimization journey for existing customers, fresh from onboarding through expansionConfigure complex automations and provide best practice recommendations during live strategy sessionsAnalyze usage patterns and trends to identify actionable insights that drive business impactLeverage client data and industry benchmarks to challenge assumptions and demonstrate valueDocument client outcomes and translate them into clear success plans with tracked prioritiesProactively identify obstacles, issues, and expansion opportunities while maintaining focus on company objectivesTechnical Excellence & Product Mastery:Master all product features, common use cases, and integration capabilitiesPerform advanced troubleshooting and resolve complex technical challengesConsistently demonstrate new features to clients and tailor product updates based on specific needsUnderstand complex business processes and competitive landscape dynamicsCustomer Education & Enablement:Lead strategic discussions and training sessions with key stakeholdersCreate customer-facing content, training materials, and improve existing documentationDesign and facilitate strategy sessions, workshops, and webinars showcasing advanced use casesEngage actively in our private Slack community as a thought leader and trusted resourceRelationship Management & Communication:Develop strong stakeholder relationships and manage escalations effectivelyConsistently engage key decision-makers to drive strategic initiativesPresent insights and recommendations confidently to C-level executivesMaintain calmness during crises and adapt communication style to different audiencesProcess Development & Cross-Functional Leadership:Build foundational processes and playbooks that scale the Customer Success functionParticipate in cross-functional projects and develop strong internal partnershipsImplement best practices and drive efficiency improvements across customer operationsMentor team members and influence others' professional growthVoice of Customer & Strategic Insight:Serve as primary conduit between customers and product team, capturing feedback and pain pointsInvestigate root causes, challenge assumptions, and explore new opportunitiesAnticipate customer challenges and provide proactive solutions based on deep understandingExperience & Background:3+ years in Customer Success Management, account management, or client-facing strategic roles with more technical and complex software solutions.Proven track record with customer service technology platforms or e-commerce ecosystemsStrong technical aptitude with ability to configure complex automations and troubleshoot AI workflowsDemonstrated ability to drive customer growth, retention, and expansion through data-driven insightsTechnical & Analytical Competencies:Experience in AI/ML space, particularly conversational AI or automation platformsHands-on prompt engineering experience with ability to optimize AI responses, train conversation flows, and refine model outputsExperience analyzing usage patterns, competitive landscapes, and translating data into actionable strategiesComfort with API integrations, conversation flow design, and business intelligence toolsMindset & Approach:Self-directed professional who asks for help when needed and brings solutions rather than just raising issuesThrives in fast-paced startup environments with evolving priorities and ambiguous challengesStrong self-awareness of personal strengths and weaknesses with commitment to continuous learningHighly Valued QualificationsBackground training, mentoring, or scaling customer success teams in high-growth environmentsDeep expertise in e-commerce operations, customer journey optimization, or omnichannel supportPrevious experience at high-growth SaaS companies serving enterprise or mid-market clientsTrack record of participating in cross-functional projects and driving team success initiativesWhy Join UsWe’re a startup, so no fancy offices or corporate fluff. But here’s what we do offer:Make a real impact. Your work directly shapes our product and company.A Voice that matters. In a small team, every perspective counts—yours included.Working at Siena. We are a fully remote, globally distributed team working at the bleeding edge of CX and generative AI.Competitive compensation. Great salary plus the opportunity for equity or stock grants.Flexible time off. Take at least 15 days—more if you need it.A Learning budget. If you're growing, so are we.The thrill of building something new. Join us at a stage where your contributions matter most.Tackling meaningful challenges. We’re redefining how work gets done through AI.Our valuesWe’re not about corporate jargon—here’s what truly matters to us:Curiosity and creativity: You always seek new knowledge, ask questions, and explore different perspectives to deepen your understanding.Customer empathy: You are driven by our customers’ success. You see needs they can’t articulate.Resilience: You bounce back from setbacks, adapt to change, and thrive in the face of challenges.Ownership and autonomy: When things break, you fix first, explain later.Relationships: You create bonds with your colleagues - building trust and sharing success.Craft and speed: You balance vision with pragmatism. Your standards pull everyone higher.Open and direct: You share and receive feedback. You are open about what’s working and what not.AI-First ToolingTo ensure you stay at the cutting edge of AI-driven work, we provide:Perplexity Pro accountChatGPT Pro accountClaude Pro accountQuarterly budget for experimenting with new AI toolsA culture that encourages AI experimentation and adoptionWe encourage our team to explore and integrate AI tools into their workflows, allowing them to maximize efficiency and innovation in their roles.At Siena, we’re not just looking for people who can do a job. We’re looking for people who want to break boundaries, create the future, and reshape industries. If that’s you, we look forward to your application.Siena provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, genetics, sexual orientation, gender identity, or gender expression. We are committed to a diverse and inclusive workforce and welcome people from all backgrounds, experiences, perspectives, and abilities.

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In 2012, Lambda started with a crew of AI engineers publishing research at top machine-learning conferences. We began as an AI company built by AI engineers. That hasn't changed. Today, we're on a mission to be the world's top AI computing platform. We equip engineers with the tools to deploy AI that is fast, secure, affordable, and built to scale. Whether they need powerhouse GPU hardware on-site or the flexibility of cloud-based solutions, we've got the horsepower to make it happen. Lambda’s AI Cloud has been adopted by the world’s leading companies and research institutions including Anyscale, Rakuten, The AI Institute, and multiple enterprises with over a trillion dollars of market capitalization. Our goal is to make computation as effortless and ubiquitous as electricity. If you'd like to build the world's best deep learning cloud, join us.  *Note: This position requires presence in our San Francisco office location 4 days per week; Lambda’s designated work from home day is currently Tuesday. What You’ll DoGuide customers through the order process, serving as main customer advocate and POC throughout procurement, assembly, and handoff while being proactive about communicating any delays. Maintain detailed and continuous communication with customers, to ensure customer satisfaction, measured in CSAT and NPS surveys.  Partner across internal teams and external customer stakeholders, to understand customer needs, deliver on objectives and maximize retention and growth within customer accounts.Work cross functionally to ensure any post order issues are resolved in a timely manner.YouYou have strong written and verbal skills, you have the ability to de-escalate any situation and speak transparently to our highest tier of customers. You are process oriented and have a strong desire to work collaboratively to not only maintain a process but seek to improve upon it. You have at least 4 years prior experience working in Customer Success or equivalent department. You are an active team player, self-starter, and multitasker who can quickly adjust priorities.You are proficient with G-Suite, Salesforce, and SlackNice to HaveTechnical knowledge in manufacturing, Cloud, IT, Server, AI, ML or related fields. Knowledge of Monday, Front and VitallySalary Range Information Based on market data and other factors, the hourly range for this position is $55.00-79.00 per hour. However, a salary higher or lower than this range may be appropriate for a candidate whose qualifications differ meaningfully from those listed in the job description.  About LambdaFounded in 2012, ~350 employees (2024) and growing fastWe offer generous cash & equity compensationOur investors include Andra Capital, SGW, Andrej Karpathy, ARK Invest, Fincadia Advisors, G Squared, In-Q-Tel (IQT), KHK & Partners, NVIDIA, Pegatron, Supermicro, Wistron, Wiwynn, US Innovative Technology, Gradient Ventures, Mercato Partners, SVB, 1517, Crescent Cove.We are experiencing extremely high demand for our systems, with quarter over quarter, year over year profitabilityOur research papers have been accepted into top machine learning and graphics conferences, including NeurIPS, ICCV, SIGGRAPH, and TOGHealth, dental, and vision coverage for you and your dependentsCommuter/Work from home stipends for select roles401k Plan with 2% company match (USA employees)Flexible Paid Time Off Plan that we all actually useA Final Note:You do not need to match all of the listed expectations to apply for this position. We are committed to building a team with a variety of backgrounds, experiences, and skills.Equal Opportunity EmployerLambda is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law.