Independently analyze and resolve faults in various applications on Windows and Linux servers
Evaluate and interpret event logs, log files and system messages
Perform and analyze network traces (e.g., with Wireshark) to identify performance or communication issues
Work closely with business units, developers and external partners to perform root-cause analysis of complex incidents
Plan and carry out maintenance tasks such as patching, certificate replacement and configuration adjustments
Maintain and document system environments and troubleshooting processes
Actively contribute to the development and automation of infrastructure and monitoring solutions
Support the rollout of new systems and technical migration projects

Completed vocational training or degree in IT or equivalent professional experience
Strong understanding of IT infrastructures, particularly Windows and Linux servers (including services, networking, protocols)
Practical experience in application troubleshooting and working with logs and trace tools
Knowledge of network protocols (TCP/IP, HTTP/S, DNS, SSL/TLS)
Confident handling of certificates, patch management and automation (e.g., PowerShell, Bash)
Experience with monitoring and ticketing systems (e.g., Zabbix, CheckMK, Jira, USU)
Good communication skills and an analytical mindset
Independent, structured and solution-oriented working style
Very good German language skills; good English skills
For assignments within the German public-sector environment a security screening according to SÜ1 or SÜ2 is required. Willingness to undergo this procedure is expected.

A secure future – a permanent employment contract
Maximum work–life balance – remote work up to 100% possible by arrangement
Flexibility – work from home or from one of our DATAGROUP locations
Top equipment – choice of technical equipment, modern offices with ergonomic workstations
Health benefits – subsidy for workplace glasses, bike leasing, regular vitamins and support for sports offerings
Avoid traffic – Deutschlandticket for €37
Successful start – with our personal and professional onboarding and feel-good management
Growth – we plan your career development together and support you with free training opportunities
You matter to us – with various benefits, company breakfasts, celebrations and team events to promote enjoyment and cohesion, we ensure your satisfaction
Approachable – high appreciation and short communication and decision-making paths
In the heart of the city – office in a central location with the best view over Rostock and truly (!!!) great coffee

Senior IT Systems Engineer

Key skills