DATIS IT-Services GmbH | Germany | 68xxx Mannheim | Permanent position | Full time / Home office | Published since: 08.05.2026 on stepstone.de
Network Engineer (m/f/d)
DATIS GmbH is a managed service provider from Mannheim. We provide high-availability systems from data centers in the Rhine-Neckar area with state-of-the-art technology and have been developing individual software solutions for well-known customers since 1969. In addition, we always open up new markets in the field of system house business, especially end-user clients as well as standardized managed services such as BaaS or DRaaS. Our strength lies in the development of customer-specific, individual concepts and their implementation. We support our customers from planning to professional operation of these solutions. .
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Your tasks • Your profile • What we offer
As a network engineer you will: Managing, operating and continuously developing complex network infrastructures Configure and manage enterprise firewall systems (especially Cisco, Sonicwall and Sophos, as well as other manufacturers) Support and optimise IT security solutions (NDR, XDR, IDS/IPS) Analyse and fix network and security incidents in 2nd/3rd level support Planning and implementing security concepts (Zero Trust, network segmentation, etc.) Configure and maintain Cisco or Aruba Switching environments (VLAN, STP, Routing) Perform updates, patches and security audits Documenting infrastructures and processes
As a network engineer, you should bring: Complete training in IT (e.g. specialist system integration) or a comparable qualification Multiannual experience in the network and security environment Finded knowledge about firewall solutions, ideally Cisco and Sophos (XGS), as well as other enterprise providers Very good knowledge of network protocols, routing and switching (e.g. Catalyst series, VLAN, Trunking) Experience with VPN technologies (IPsec, SSL VPN) and automation (e.g. with PowerShell) Very good knowledge of German and good English in word and writing Required additional qualifications Certifications such as Sophos Certified Engineer/Architect, Cisco CCNA/CCNP or comparable Experience with SIEM systems and log analysis Knowledge of cloud security (e.g. Azure, AWS)
Culinary: We have breakfast more often, what to eat and in good weather we grill in the lunch break on the roof terrace. Cohesion: We offer a lot of fun, a family environment and design playroom through flat hierarchy with fast decision-making paths and lived together “DATIS-DNA”: 70% Data Center, 20% System House, 10% “Händchenhold and stroke” = one for all, all for one In short: the ideal workplace if you have made your hobby a profession with IT. .
Location
![]() | DATIS IT-Services GmbH | |
| 68309 Mannheim | ||
| Germany |
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