About us

With our strong brands GMX, WEB.DE and mail.com and over 42 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland. From this strong market position, services and apps are developed that simplify users' digital lives - from office tools and cloud solutions to personal ID management.

Your Tasks

Are you passionate about DevOps and eager to make a real impact in an agile, technology-driven environment? Join our cross-functional team of Operations Engineers, Software Developers, and QA experts as a System Engineer to develop and operate the central login infrastructure for WEB.DE, GMX, and mail.com. Your work ensures the security and availability of services that handle billions of requests daily for over 42 million users.

Are you excited by the idea of working with cutting-edge infrastructure technologies? Do you enjoy automating systems and ensuring high availability in large-scale environments?

• Operate and optimize our platforms in the company’s own data centers, ensuring high availability and performance through proactive system monitoring and troubleshooting with Prometheus, Grafana dashboards, and Alertmanager .
• Continuously improve infrastructure scalability and reliability by automating deployments and infrastructure provisioning using Infrastructure as Code concepts (e.g., Terraform, Ansible) and maintaining GitLab CI/CD pipelines .
• Collaborate closely with software development and platform teams as the technical interface, supporting application rollouts, infrastructure requirements, and performance optimizations in Kubernetes.
• Design, deploy, and manage NoSQL databases (e.g., Redis, Cassandra ) in Kubernetes via StatefulSets , ensuring data persistence, resilience, and optimal resource utilization.
• Drive innovation and evaluate emerging technologies through Slack Days and internal projects, piloting new solutions to enhance automation, observability, and platform reliability.

We Appreciate

You hold a degree in a technical field or have completed a comparable qualification, and you bring several years of relevant experience in system engineering? You’re looking to join a highly professional team that operates with the highest security standards and offers room for innovation and personal growth? Then this is the right place for you! We believe the following skills will make you successful in this role:

• You are familiar with modern infrastructure technologies including Docker, Kubernetes, Cassandra, and ElasticSearch.
• You have solid experience with Linux systems and automation tools such as Ansible or Puppet.
• You are proficient in at least one programming language (e.g., Python, Ruby, Go, Java), combined with practical experience in Git-based workflows and CI/CD pipelines (e.g., GitLab CI).
• You have excellent analytical skills and the ability to quickly identify and resolve issues in production environments.
• Your strong communication and teamwork skills are paired with a proactive and solution-oriented mindset.

What else we would like to tell you

• Our corporate culture: No dress code, flat hierarchies, open and transparent communication.
• Individual development opportunities: diverse training courses, e-learning and internal communities, language courses, mentoring.
• Events: Slack Days, open source projects, meet-ups.
• Relocation service: support with the relocation to Germany.
• Benefits and additional services: company pension scheme, capital-forming benefits, discounts on own products, job ticket, bike leasing, corporate benefits portal.
• Attractive working conditions: 30 days holiday, hybrid working, full-time and part-time arrangements, free choice between Linux, Mac, or Windows.
• Social: team events, summer and winter parties, family and care service, sports and fitness programmes, subsidised canteen, free fruit and drinks, health courses.
• Topics that are also important to us: Sustainability, diversity, and our values and leadership principles - find out more on our website mail-and-media.com.