Site Reliability Engineer (m/f/x) - Database

Site Reliability Engineer (m/f/x) - Database

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

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