Linux System Engineer

Crypto Finance Group, part of Deutsche Börse Group, provides professional digital asset solutions to institutional clients. The Group comprises Crypto Finance AG, regulated by FINMA in Switzerland, offering trading, custody, and wallet services, as well as Crypto Finance (Deutschland) GmbH, regulated by BaFin in Germany, offering trading and custody services. In January 2025, Crypto Finance secured a MiCAR license for the European market as one of the first providers in the EU. Crypto Finance AG is a SIX-approved crypto custodian for ETP issuers. For more information, please visit our website at About us - Crypto Finance Join us at Crypto Finance Group, where everyone can make a significant impact. We invite you to be part of our journey and help shape the future of our company. The starting date is as soon as possible at our office on the 24th floor of the Prime Tower in Zurich, Switzerland, or in our office in Frankfurt am Main, Germany. Responsibilities Extend and maintain a scalable, heterogeneous infrastructure system over multiple data centers with switches, firewalls, HSMs, as well as physical servers, virtual devices, cloud Extend and maintain existing and new blockchain nodes Contribute to hybrid infrastructure projects Ensure the secure operation of backends (advanced load and fail balancing with HAProxy, Apache, and Nginx, database server replication) Proactively control and improve existing monitoring, logging, tracing, and alerting infrastructure (Prometheus, Loki, Tempo, Grafana) Maintain services once they are live by measuring and monitoring availability, latency, and overall system health Drive integration of secure technologies and applications Patch management; continually deploy new firmware and software Maintain and create technical documentation of infrastructure as code/data Stay technically up to date on latest technologies and cloud native environments