> Markdown version of [/jobs/ext/2731178-linux-system-engineer](https://www.wearedevelopers.com/jobs/ext/2731178-linux-system-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Linux System Engineer

- **Company:** Crypto Finance Group
- **Location:** Frankfurt am Main, Germany
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Apache HTTP Server, Systems Engineering, Microsoft Azure, Unix, Cloud Computing, Cyber Security, Data Centers, Database Servers, DDoS Mitigation, Linux, Firmware, HAProxy, Intrusion Detection and Prevention, Virtual Private Networks (VPN), PostgreSQL, Linux System Administration, MariaDB, Network Protocols, Nginx, Open Source Technology, Ansible, Blockchain, Prometheus, Squid (Proxy Server), Data Logging, Cloud Platform System, Grafana, Firewalls (Computer Science), Information Technology, Low Latency, Patch Management, Free and Open-Source Software, Network Server, Docker
- **Published:** September 5, 2026
- **Apply:** https://startup.jobs/linux-system-engineer-crypto-finance-com-8876099

## About the Role

* 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

## Description

* 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


## Related Videos

- [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure)
- [Post-Quantum Cryptography: Preparing for Q-Day](https://www.wearedevelopers.com/videos/100179-post-quantum-cryptography-preparing-for-q-day)
- [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security)
- [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker)
- [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner)
- [Streaming AI Responses in Real-Time with SSE in Next.js & NestJS](https://www.wearedevelopers.com/videos/1630-streaming-ai-responses-in-real-time-with-sse-in-next-js-nestjs)

## Related Articles

- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023)
- [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023)
- [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023)
- [Where to Find German Tech Jobs](https://www.wearedevelopers.com/magazine/366-where-to-find-german-tech-jobs)