IONOS SE

Network / System Engineer (Development) (f/m/d)

At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us.

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Your Tasks:

  • Developing and maintaining a high performance, globally distributed cloud hosting network using a range of diverse technologies.
  • Designing and implementing new features and adopting new technologies (both hardware and "Software defined") on the network.
  • Educating Operations staff on the functioning of the network, creating documentation, taking part in troubleshooting and analysis of everyday operation of the network.

We Appreciate:

  • High proficiency in programming with C.
  • Experience in Linux device driver development and knowledge of Linux Kernel internals and Linux networking stack.
  • Proficiency in Linux system administration and automation, including writing code in a scripting language (Python etc.).Proven experience in Open vSwitch.
  • Experience with Linux user space and system development tools and processes (git, gcc, gdb, etc.).
  • Proficiency in Linux network stack. Deep knowledge of IPv4/IPv6, TCP networking protocols. Understanding of kernel routing, bridging, vxlan, vrf, BPF, etc.
  • Good understanding of Linux userspace networking tools - routing daemons, tcpdump,  etc.
  • Familiarity with networking hardware: switches, routers, firewalls, especially Juniper, is a plus.
  • Experience in Linux virtualization stack (KVM, QEMU, VirtIO) is a plus.
  • Experience in InfiniBand is a plus.
  • Enthusiasm for exploring new technologies and meeting new challenges.
  • Fluent English (German is a plus).

Job info

Location: Berlin
Type: Full-time
Category: IT Software Development
Work experience: Professionals
Reference ID: 697

About IONOS

1&1 IONOS is Europe's leading platform for cloud services and hosting services. We successfully support our customers in their business development.

More than 4000 employees in serveral countries around the world are working to meet the requirements and wishes of our 8.5 million customers.

We promote the development of our employees and their different talents, interests and languages.

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.

IONOS SE
Recruiting Team IONOS
Hinterm Hauptbahnhof 3-5
D-76135 Karlsruhe
Jobs_IONOS@united-internet.de