Linux System Engineer

Crypto Finance Group

Linux System Engineer maintaining and improving infrastructure over multiple data centers at Crypto Finance Group. Contribute to collaborative culture in digital asset solutions.

Posted 6/22/2026full-timeZürich • 🇨🇭 SwitzerlandMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AnsibleApacheAzureCloudDockerFirewallsGoogle Cloud PlatformGrafanaHAProxyKubernetesLinuxMariaDBNGINXPostgresPrometheusUnix

About the role

Key responsibilities & impact

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
Improve and maintain Kubernetes clusters
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

Requirements

What you’ll need

Degree in computer science or at least 5 years of experience in systems engineering
In-depth, hands-on Linux system administration skills, Linux certifications (LFCS, LFCE, RHCS… etc.) are a plus
Great interest in servers, automation, and IT security
General enthusiasm for open-source software
Networking skills (switches, firewalls, VPNs, network protocols)
Knowledge of the existing open-source ecosystem (Linux, Unix, HAProxy, Nginx, Apache, Squid, MariaDB, PostgreSQL, Prometheus, Grafana, Ansible, Docker)
Proven experience in systems engineering and defensive security (DDoS protection, intrusion prevention)
Above average project management and organizational skills
High level of integrity and quality awareness
Cloud (Azure, GCP) experience is an advantage
Excellent knowledge of English; German is beneficial
Knowledge in blockchain technologies and crypto assets is desirable

Benefits

Comp & perks

Be part of an international, fast-paced blockchain and fintech team led by experienced professionals
Shape the future of finance while working at the cutting edge of B2B digital asset solutions
Contribute to a collaborative, entrepreneurial culture with flat hierarchies
Take on meaningful responsibility with room for learning and professional growth
Gain deep industry insights and make a tangible impact
Join regular company-wide meetings, knowledge-sharing sessions, and team events
Enjoy a modern and central workplace in Zurich with top-tier infrastructure

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Linux system administrationKubernetesblockchain technologiesnetworkingautomationdefensive securityload balancingmonitoringloggingalerting

Soft Skills

project managementorganizational skillsintegrityquality awarenessenthusiasm for open-source software

Certifications

LFCSLFCERHCS