SDN Network Engineer OVS / OVN

SDN Network Engineer OVS / OVN Our client is a leading European technology organization focused on cloud computing, cybersecurity, and artificial intelligence. With a strong commitment to digital sovereignty and data protection, the company develops and operates a proprietary cloud platform that serves both internal business units and external customers. Its cloud ecosystem enables secure, scalable, and GDPR-compliant digital services for enterprises across Europe. Freelance cooperation Start date: ASAP/01.07.2026 Duration : until 31.10.2026, with the possibility of extension for an additional 6-12 months Requirements: Production experience with Open vSwitch (OVS) and OVN. Solid knowledge of cloud networking: VPC, NAT, VPN, BGP, VXLAN, load balancing, DNS. Deep understanding of the Linux networking stack: namespaces, iptables, tc, kernel subsystems. Experience integrating SDN solutions with OpenStack Neutron. Programming skills in C/C++, Go, Python, or Bash. Familiarity with Kubernetes networking and CNI plugins (e.g. Calico). DPDK experience is a plus. Good command of English. Nice to have: Experienced in using AI tools in day-to-day workflow Main responsibilities: Design and operate the software-defined networking layer for cloud infrastructure. Contribute to open-source projects: Open vSwitch, OVN, OpenStack Neutron, Linux Kernel. Design and develop networking APIs and cloud network platform products. Implement observability: metrics, distributed tracing, structured logging for network services. Build automation for network operations and operational workflows. Lead root cause analysis on network incidents and implement fixes. Department Software Delivery Role Engineer Locations Poland (PL) Remote status Fully Remote Hourly salary PLN110 - PLN190 Employment type Contract Experience Senior, Lead About Spyrosoft Spyrosoft is an authentic, cutting-edge software engineering company, established in 2016. In 2021 and 2022, we were among the fastest growing technology companies in Europe, according to the Financial Times. We were founded by a group of tech experts with established backgrounds in software engineering, who created an ‘engineer-to-engineer’ workplace, powered by enthusiasm, fairness and authentic relationships. Having a unique offering, which bridge the gap between technology and business, we specialise in technology solutions for industry 4.0, automotive, geospatial, healthcare & life sciences, employee experience & education and financial services industries. Founded in 2016 Co-workers 1800+ Turnover 104M