Zum Hauptinhalt gehen
Erstellt am 27. Juni 2026

System Engineer / IT Administrator Network Security Infrastructure

Hannover Re
Hannover, Niedersachsen 30159, Germany Vollzeit
Reference: 39449016

Let's connect: If you want to experience how things are done in the GIT-IO Network team at our headquarters in Hannover / Germany, join us on a temporary, full-time basis for 24 months, commencing as soon as possible as a System Engineer / IT Administrator Network Security Infrastructure.

You can look forward to

  • You ensure the ongoing operation in the area of Network Security Infrastructure (Internet Proxy (SWG) and firewalling)
  • You keep an eye on incidents and resolve them skillfully; you take changed requirements into account through adjustment and further development of the components
  • You secure the communication paths of mobile clients in the network, e.g. from homeworkers, virtual desktop infrastructures and branch offices
  • You are part of the development of early threat detection mechanisms and shape new ideas in network security projects, e.g. network segmentation or network behaviour analysis
  • The creation of technical concepts and documentation is a fixed part of your activities in a regulated environment
  • Advising users at 2nd level in the case of incidents or changes


You come equipped with

  • Completed degree in (business) informatics, (business) engineering or training as an IT specialist for system integration
  • Relevant professional experience in operating enterprise security environments using Zscaler technologies
  • Experience in operating enterprise network environments based on Cisco and Check Point technologies, as well as in automation using Python, Ansible or Terraform
  • Initial experience in process-oriented, tool-based working in the areas of incident, problem and change management (ITIL knowledge is an advantage)
  • You communicate fluently in German and English with users with different technical backgrounds
  • Strong communication skills, enjoyment of collaboration as well as a solution- and service-oriented mindset

You may not meet every requirement listed in the job description. However, if you bring strong expertise and identify with our values Responsibility, We-spirit and Drive, we look forward to receiving your application!

We offer you
  • Flexibility: A hybrid work model with flexible working hours and 30 days of annual leave
  • Work Abroad: Up to 30 days a year within the EU Member States, Iceland, Liechtenstein, Norway and Switzerland
  • Financial Benefits: Company pension scheme, employee shares at favourable conditions, vacation and Christmas allowances as well as financial participation in the company's success
  • Worry-free Relocation: Wrap-around (financial) support for your accommodation search and relocation to Hannover
  • Lifelong Learning: Innovative programme of further training, including e-learning, specialist seminars, soft skills training, language courses, opportunities for work shadowing in other departments
  • Digital Fitness: In short training sessions, we show you how to make your daily work more efficient and smarter using our AI tools - especially Microsoft Copilot
  • Healthy Work Environment: Ergonomic workstations, outstanding canteen with rich selection of regional dishes ranging from vegan to hearty made with organic ingredients
  • Corporate Fitness: Hansefit membership across Germany or at Daily Fitness gym in Hannover (here also with access for family members)
  • Corporate Benefits: Discounts on products and services from well-known vendors (including travel, fashion and technology)
  • Individual Family Support: Company daycare facility and free, anonymous external counselling on personal, professional and psychological matters
  • Mobility: Ease of mobility with a free pass on local public transport (Deutschlandticket), free parking and electric charging stations for cars and bikes
  • Connecting Power: Together we enjoy parties, team events and internal networking activities


We are #somewhatdifferent - people with their own stories, experiences, and career paths. Everyone is welcome! Apply with just one click on the "Apply now"-button and become part of our diverse team! We'd love to hear about your skills and experiences. No need to upload a photo - it won't impact your application.

More on our work environment, your entry opportunities and development prospects can be found at www.hannover-re.com/en/career.

Mara Wagner | Hannover Re | [email protected]

Jobbenachrichtigungen per Newsletter erhalten