Senior System Administrator - Linux (m/f/x)

osapiens; Mannheim; Vor Ort; EUR 60.000 - 80.000; Vollzeit

Benefits dieser Stelle

Room for creativity

Flexible work options

Sustainable mobility options

Fun team events

Zusammenfassung

A leading tech company in Mannheim is seeking a Linux Database Engineer to manage infrastructure and optimize Linux servers while ensuring high availability of distributed databases. The ideal candidate should have extensive knowledge in Linux and automation, along with hands-on experience in monitoring and performance optimization tools. Join a flexible work environment that promotes creativity and professional growth while tackling complex challenges in the tech landscape.

Qualifikationen

• Passionate about Linux and automation-driven infrastructure.
• Extensive experience with Linux systems and distributed databases.
• Hands-on experience with performance monitoring tools.

Aufgaben

• Manage and optimize Linux servers and distributed database systems.
• Continuously monitor performance and implement optimization measures.
• Diagnose and resolve complex issues in cloud infrastructure.

Kenntnisse

Linux expertise

Distributed databases

Automation

Monitoring tools

Networking and security

Tools

Ansible

Grafana

Prometheus

Jobbeschreibung

Linux Database Engineer (m/f/x)

Department: osapiens Hub

Employment Type: Permanent - Full Time

Location: Mannheim

Description

About osapiens
At osapiens, more than 550 talented minds unite around one mission: enabling sustainable growth for businesses worldwide. Founded in 2018 and headquartered in Mannheim, Germany, we have built the AI-driven osapiens HUB - a multi-tenant platform hosting 26 enterprise-grade solutions designed for cross-company collaboration, automation, and compliance. With offices across Europe and the US, we are shaping the future of scalable and secure business technology.

Your Team
Our System Administration & Operations Team (Hybrid in Mannheim - 3 days/week on-site) keeps the osapiens technology platform running smoothly, securely, and at scale. They manage and optimize Linux servers, ensure stability across cloud and on-prem environments, automate operational workflows, design high-availability architectures, and push performance monitoring and troubleshooting to the next level.

Your Key Responsibilities

• Manage Infrastructure & Databases: Manage and optimize Linux servers in public cloud environments while operating and improving distributed database systems (e.g., ScyllaDB, Cassandra, Elasticsearch/OpenSearch). Ensure high availability, reliability, and performance across both compute and data layers.
• Proactive Monitoring & Performance Optimization: Continuously monitor system and database performance, identify bottlenecks, and implement tuning measures across distributed data clusters and Linux environments.
• Troubleshoot Distributed Systems: Diagnose and resolve complex issues within distributed databases, Linux servers, and cloud infrastructure—ensuring stable, scalable, and resilient operations.
• Automate with IaC: Increase efficiency through Infrastructure-as-Code (IaC) using tools like Ansible, automating database operations, cluster provisioning, and configuration management.
• Collaborate Across Teams: Work closely with cross-functional teams to optimize, scale, and evolve infrastructure and database systems for internal services and customer-facing platforms.
• Guide & Support: Provide expert guidance to colleagues and customers on database best practices, system performance, and scalable architecture patterns—ensuring smooth cloud and data operations internationally.

Your Experience

• Passion for Linux, Automation & Databases: You’re enthusiastic about Linux, open-source technologies, distributed databases, and automation-driven infrastructure.
• Strong Linux & DB Expertise: Extensive experience managing Linux (Ubuntu) systems as well as operating SQL/NoSQL databases in distributed environments. Experience with ScyllaDB, Cassandra, and/or Elasticsearch/OpenSearch is highly desirable.
• Monitoring & Optimization Skills: Hands‑on experience with monitoring and performance tooling such as Grafana, Prometheus, and Bash scripting. Ability to analyze database and system metrics to drive improvements.
• Distributed Systems Know‑How: Understanding of replication, sharding, consistency levels, failover strategies, and capacity planning for distributed data platforms.
• Networking & Security Proficiency: Solid understanding of networking and security principles (firewalls, load balancing, TLS, performance tuning).
• DevOps Knowledge: Familiarity with the DevOps lifecycle and IaC tools (Ansible, puppet, chef, etc.) is a plus—especially for automating database & deployment lifecycle tasks.

Join us for this and more...

• A purpose-driven mission with and for global industry pioneers in tackling complex challenges
• Room for creativity through collaborative teamwork and an open communication culture
• Flexibility and team bonding with our hybrid work options
• Fuel for your growth journey, both personally and professionally
• Sustainable mobility options, promoting eco‑friendly commuting solutions
• Fun team events and outings with our global teams
• Inspiring workspaces in Mannheim and beyond