Responsibilities
- Own and operate our Kubernetes clusters (AWS EKS production, bare-metal K3s for ML training, on-premises appliances running K3s) using GitOps (FluxCD) and Infrastructure as Code (CloudFormation, Ansible)
- Manage the lifecycle of on-premises gateway appliances deployed at customer sites — VM image builds, TLS certificate automation, staged rollouts via GitOps, remote monitoring and troubleshooting
- Build and maintain monitoring, alerting, and observability infrastructure (Prometheus, Grafana, Loki, Tempo, OpenTelemetry) across cloud and edge environments
- Drive compliance automation — security hardening, access controls, audit logging, encrypted secrets management (SOPS/KMS), and evidence collection for C5, HIPAA, and HDS certifications
- Support and scale ML training and data processing infrastructure — GPU cluster management, training job orchestration, and data pipeline reliability, working closely with the ML team to power state-of-the-art speech and language models
- Incident response — detection, triage, resolution, and post-incident reviews for infrastructure issues
Requirements
- Strong experience operating Kubernetes in production (cluster operations, troubleshooting, networking, storage)
- Experience with GitOps workflows
- Experience working with monitoring and observability stacks
- Security-minded — you have strong understanding of encryption, access controls, secrets management
- Solid Linux systems administration skills, and experience with CI/CD pipeline design and maintenance
- You are comfortable with taking shifts in on-call rotations. We typically share a time zone with our customers (currently CET, with potential growth to EST)
Benefits
- Stock options
- 30 vacation days plus your birthday off
- Germany Transport Ticket
- Urban Sports Club
- Regular company off-sites
- Access to learning platforms such as Blinkist and Audible
- Free language courses
- Flexible working hours
- Good hybrid set-up
Work Arrangement
Hybrid — Berlin, Germany
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 busywork and complex systems that pull them away from what matters most: people. Our vision is to change that by building AI companions that seamlessly take over digital workflows. We don't replace humans with technology - we amplify their impact. 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. Today, 2,000+ facilities trust voize, and over 200,000 users rely on our AI companion to ease their daily workload. As a dynamic team, we combine first-in-class technology with meaningful social impact.
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 frontline workers more time for people. We foster an open, collaborative culture with regular team events, whether you work from our Berlin office or remotely across Germany.
Additional Information
- On-call rotations required
