System Administrator (m/f/d) at voize (W22) €55K - €75K EUR We build the AI companion for nurses, to create time for care. Berlin, BE, DE / Berlin, Berlin, DE / Remote (DE) Full-time US citizenship/visa not required 1+ years About voize At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people. We’re changing that by building the AI companion that frees nurses from admin, giving them back up to 30% of time. We don’t replace humans - we support and amplify their impact. Today, 1,500+ care facilities trust voize, and over 100,000 nurses rely on our AI companion to ease their daily workload. Our mission is backed with a $50M Series A funding led by Balderton Capital, with support from HV Capital, Y Combinator and other leading VCs. As a fast-growing team, we combine first-in-class technology with meaningful social impact. And now, we’re looking for you to join us on this mission! About the role Skills: Linux 🎤 Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people. We’re changing that by building the AI companion that frees nurses from admin, giving them back up to 30% of time. We don’t replace humans - we support and amplify their impact. Today, 1,100+ care facilities trust voize, and over 75,000 nurses rely on our AI companion to ease their daily workload. Our mission is backed with a $50M Series A funding led by Balderton Capital, with support from HV Capital, Y Combinator and other leading VCs. As a fast-growing team, we combine first-in-class technology with meaningful social impact. And now, we’re looking for you to join us on this mission! 💡 Your Mission: Own the technical journey of our customers! As a System Administrator at voize you’re the primary technical point of contact , bridging voize and customer IT. By validating infrastructure, configuring secure setups, solving technical issues, and scaling deployments. You will own the full technical journey of our customers - from the first pre-sales check to ongoing operations, you ensure a smooth experience and long-term success. 🚀 Your Daily Business – No two days are alike Own the technical journey of our customers & be the primary technical point of contact Support pre-sales calls to assess infrastructure, spot blockers, and guide evaluations Troubleshoot issues across systems, networks, browsers, and interfaces with clarity and empathy Support technical scaling (e.g., growing user bases, infra changes) Document setups and technical handoffs for smooth internal collaboration Flag recurring issues and contribute to internal tools, docs, or processes 🤝 Your Skillset – What you bring to the table Strong experience with Windows/Linux system administration and network configuration skills (firewalls, proxies, routing, MDMs, APIs) Good experience with virtualisation, Docker, web servers (Nginx, IIS), and load balancing Strong troubleshooting skills across APIs, browsers, infrastructure, and devices Clear communicator with empathy for both technical and non-technical users Proactive, self-directed, and skilled in documentation and technical handoffs Experience with start-ups will help you thrive in this role You’re confident in German (C1) to support customers and fluent in English (C1) to work closely with colleagues - we’ll support you with language courses if needed. 🌱 Growing together – what you can expect at voize We are a fast-growing startup, that means you will tackle challenges, grow quickly, and make a real impact, giving healthcare professionals more time for real patient care We foster an open, collaborative culture with regular team events, whether you work from our Berlin office or remotely from Germany Become a co-creator of our success with stock options Generous perks: 30 vacation days plus your birthday off, Germany Transport Ticket, Urban Sports Club, regular company off-sites, and access to learning platforms such as Blinkist and Audible You decide when you work best, that means flexible working hours and a good hybrid set-up. ✨ Ready to talk? Apply now! 🚀 We look forward to your application and can’t wait to meet you – no matter who you are or what background you have! Technology Tech Stack Android: Kotlin Multi-Platform, Jetpack Compose ML: PyTorch, Python Microservices: Kotlin, K8S Backend: Kotlin, Koin, REST API Challenges We run our ASR/NLP models locally on smartphones. Models need to be resource-efficient yet really accurate. With every user interaction data is generated and used for model improvements. This data needs to be processed continuously, automatically quality-assured and used for new model training. We deploy into production on average every 6h and release updated machine learning models several times a week.