SENIOR LINUX ADMINISTRATOR (m/f/d)

We are looking for an experienced Senior Linux Administrator to join our infrastructure team. In this role, you will be responsible for designing, deploying, and maintaining our Linux-based server environments, with a strong focus on cloud infrastructure and automation. You will play a key part in shaping our technical direction and mentoring junior team members. This position offers 80% remote work, with on-site presence in our new Headquarter St. Ingbert required approximately one day per week. Your Responsibilities Administer, monitor, and maintain Debian-based Linux server environments across on-premise and cloud infrastructure. Automate provisioning, configuration, and deployment processes using tools such as Ansible, Terraform, or Puppet. Ensure system security through patch management, hardening, access controls, and compliance with internal policies. Plan and execute capacity management, performance tuning, and high-availability strategies. Manage and troubleshoot networking services including DNS, firewalls, load balancers, and VPN. Develop and maintain monitoring and alerting solutions using tools such as Zabbix. Write and maintain scripts in Bash, Python, or similar languages to streamline operations. Create and maintain technical documentation, runbooks, and disaster recovery plans. Collaborate with development and DevOps teams to support CI/CD pipelines and containerized workloads. Provide mentorship and technical guidance to junior administrators. Participate in on-call rotations to ensure 24/7 system availability. Your Profile 7+ years of professional experience in Linux system administration, with deep expertise in Debian-based distributions. Strong hands-on experience with Amazon Web Services (AWS) and cloud computing principles, including infrastructure-as-code and cloud-native architectures. Solid knowledge of networking fundamentals (TCP/IP, routing, DNS, SSL/TLS). Proven experience with configuration management and automation tools (Ansible, Terraform, Puppet, or Chef). Proficiency in scripting and automation (Bash, Python). Experience with containerization technologies such as Docker and Kubernetes. Familiarity with CI/CD tools and workflows (GitLab CI, GitHub Actions). Strong understanding of IT security best practices, firewall management, and compliance frameworks. Experience with monitoring, logging, and observability stacks. Excellent analytical and problem-solving skills with the ability to perform under pressure. Strong communication skills and the ability to convey complex technical concepts to non-technical stakeholders. Fluent in English and German; additional languages are a plus. Nice to Have AWS certifications (e.g., Solutions Architect, SysOps Administrator). Experience with other cloud platforms (Azure, GCP). Knowledge of database administration (PostgreSQL, MySQL, MariaDB). Familiarity with ITIL processes or similar operational frameworks. What We Offer A senior-level position with significant autonomy and room for professional growth. 80% remote work flexibility with a modern, well-equipped office for on-site days. Competitive salary and comprehensive benefits package. 30 days of annual paid leave. Budget for professional development, certifications, and conference attendance. Latest hardware and tools of your choice. A collaborative, open-minded team culture that values knowledge sharing. Flat hierarchies and short decision-making paths. How to Apply Interested? Send your CV, a brief cover letter, and your salary expectations to: #J-18808-Ljbffr Anw.net GmbH