IT Infrastructure and Security Engineer at Zentso S GmbH

Zentso builds and operates CloudToolz, a revenue-critical SaaS platform layered on top of iMIS RiSE association management software, serving clients across the UK, Europe, United States, and Asia Pacific. The platform encompasses workflow automation, form building, CRM, CMS, and payment processing capabilities delivered to organisations in multiple sectors. We are seeking a motivated IT Infrastructure and Security Engineer to support the global infrastructure and security posture underpinning CloudToolz and Zentso's internal systems. This is a hands-on, junior-to-mid-level role working closely with the IT Infrastructure and Security Lead and the CTO, assisting with day-to-day operations, security tasks, and the ongoing migration toward a containerised, Kubernetes-based deployment model. The successful candidate will be comfortable working across a distributed, multi-region environment, contributing directly to uptime, security, and compliance outcomes for a production platform. A key p