As our System Administrator you shall diagnose and resolve problems, automate where it makes sense, monitor what is always needed and stay on top of things.

In our team your goal will be to ensure that our infrastructure runs smoothly and efficiently, while communicating and helping a variety of interdisciplinary teams and users.

About AddApptr: AddApptr offers a premium mobile programmatic advertising solution for large app publishers. At its core, AddApptr is a tech company. Billions of ad impressions are delivered each month via the AddApptr Meta-RTB solution, creating millions of Euros in advertising revenues for AddApptr publishers. AddApptr also offers a full-service package, managing all administrative work, account set up and yield optimization for premium publishers. Some of the world’s largest app publishers and media companies are AddApptr customers.

Your Role:

• You will be in charge of the server setup, configuration, maintenance, and monitoring (Debian Linux).
• You will take care of the software deployment.
• You will be ensuring the security and efficiency of our IT infrastructure.
• You will have to troubleshoot issues and outages.
• You will be working closely alongside our software developers.
• You must be available, in turns, in the evenings and weekends in case of emergencies (as part of our on-call duty team).

Must have requirements

Your Background:

• You bring proven previous experience as a System Administrator, Database Administrator, or similar role.
• You have previous experience using Linux as an operating system, preferably Debian.
• You have Knowledge of system security (e.g., intrusion detection systems) and data backup/recovery.
• You bring experience in dealing with networks (WIFI, LAN, WAN) and patch management.
• You have the ability to create scripts in Bash, PHP and Python, Perl or other language.
• You consider yourself to be resourceful and to have a problem-solving attitude.
• You bring good communication skills in spoken and written English, preferably in German as well.

Nice to have requirements

Nice to haves:

• Ideally you are familiar with container-environments (Docker, Kubernetes) and build automatization (Jenkins)
• It is a plus if you have had the chance to do Database management (MySQL, Clickhouse)
• Ideally you have knowledge and experience in the most common big data projects (Kafka, Redis, Hadoop, Druid, Elastic etc.)
• B.Sc./B.A. in Information Technology, Computer Science, or a related field; professional certification in this field.