Customer Success Manager (m/f/x)

We’re looking for a Customer Success Manager to ensure our clients are not only successful in deploying atmio but are also empowered , engaged , and expanding their use of our platform. You’ll take the lead on relationship management , retention , and upsell opportunities , working closely with our software and sales teams to deliver exceptional service and surface critical feedback .

You’ll join a small but growing team — this is our second hire in Customer Success — and help define the playbook, structure, and processes that will scale with us.

Key Responsibilities 🎯

• Relationship & retention : Build strong, trust-based relationships with key customer stakeholders, monitor account health, and drive renewals and expansions
• Customer enablement : Develop onboarding programs and proactive training (including onsite where needed) that lead to self-sufficient, happy users
• Voice of the customer : Gather insights and feedback, helping product and software teams prioritise improvements based on real customer needs
• Operational excellence : Contribute to internal CS tooling, documentation, and scalable processes (including health monitoring and onboarding flows)

This role is right for you if you... ✨

• Thrive on building trust with senior B2B customers and turning great relationships into long-term successstories
• Love digging into data and processes to drive retention , identify upsell opportunities , and improve the customer journey
• Enjoy taking ownership , moving fast , and creating structure where there is none — especially in a growing startup environment
• Get energy from cross-functional collaboration and turning customer feedback into actionable improvements
• Communicate clearly , handle tough conversations with empathy , and stay calm under pressure
• Want your work to directly support climate impact and be part of a mission-driven , high-performance team 🌍

Requirements

Skills & experience you will need 💪

• 2+ years of experience in Customer Success , Account Management , or Implementation — ideally with senior-level B2B clients
• A track record in upselling and driving renewals
• Strong project management skills and a data-savvy mindset
• Experience working with technical products and cross-functional teams (Sales, Software, Product)
• Excellent communication and conflict resolution skills
• A proactive , ownership-driven attitude and a willingness to step outside your comfort zone
• Fluency in German and English (a third language is a plus)

Benefits

• Remote Working: Work from our in Hamburg, or remote from the northern part of Germany
• Unlimited Vacation : Take as many holidays as you need — we trust you to recharge when it matters most
• Flexible Working Hours : Work during the hours that align with your peak performance and lifestyle
• Mental Health Matters : Access 1:1 psychologist sessions and workshops through our Bloom partnership
• Professional Growth : Use a dedicated development budget to enhance your skills and career
• Stock Option Plan : Receive virtual stocks as a reward for your trust, effort, and vision alignment
• Unite, Recharge, Celebrate : Join in-person team retreats to connect and have fun
• Explore Germany : Enjoy the Deutschlandticket for flexible public transportation access