DATAGROUP

Senior IT-System Engineer

DATAGROUP

full-time

Posted on:

Location Type: Office

Location: Berlin • Germany

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Job Level

Senior

Tech Stack

DNSLinuxTCP/IP

About the role

  • Autonomous analysis and resolution of issues in various applications running on Windows and Linux servers
  • Evaluation and interpretation of event logs, log files, and system messages
  • Conducting and analyzing network traces (e.g., with Wireshark) to identify performance or communication problems
  • Close collaboration with business units, developers, and external partners in root-cause analysis of complex incidents
  • Planning and execution of maintenance tasks such as patching, certificate replacement, or configuration adjustments
  • Maintenance and documentation of system environments and troubleshooting processes
  • Active participation in the development and automation of infrastructure and monitoring solutions
  • Support for the introduction of new systems and technical migration projects

Requirements

  • Completed vocational training or degree in IT or equivalent professional experience
  • Very good 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)
  • Proficient with 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 analytical thinking
  • Independent, structured, and solution-oriented work style
  • Very good German language skills, good English skills
  • For assignments in the German government environment, a security clearance according to SÜ1 or SÜ2 is required.
Benefits
  • Job security – a permanent employment contract
  • Maximum work–life balance – mobile working up to 100% possible by arrangement
  • Flexibility – work from home or at one of our DATAGROUP locations
  • Top equipment – selection of technical equipment, modern offices with ergonomic workstations
  • Health benefits – subsidy for workplace glasses, bike leasing, regular vitamins, and support for sports offerings
  • Skip the traffic – Germany-wide public transport pass for €37
  • Start successfully – with our personal and professionally competent onboarding and Feel-Good management
  • Growth – we plan your professional development together and support you with free training opportunities
  • You matter to us – various benefits, company breakfasts, celebrations, and team events for fun and cohesion to ensure your satisfaction
  • Approachable – high appreciation as well as short communication and decision-making paths
  • In the heart of the city – office with good public transport connections and really (!!!) great coffee
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
application troubleshootingnetwork protocolsTCP/IPHTTP/SDNSSSL/TLSPowerShellBashpatch managementautomation
Soft Skills
communication skillsanalytical thinkingindependent workstructured worksolution-oriented work
Certifications
security clearance SÜ1security clearance SÜ2