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I am looking for an SDN Network Engineer to help develop, maintain, and optimise the cloud networking stack for a large‑scale, sovereign cloud platform. You’ll work across Linux networking, automation, and open‑source SDN components to ensure a secure, scalable, and highly available environment. Key requirements: • Production experience with OVS / OVN • Strong cloud networking skills: VPC, NAT, VPN, BGP, VXLAN, LB, DNS • Solid understanding of Linux networking (namespaces, iptables, tc, kernel) • Experience with OpenStack Neutron • Programming in C/C++, Go, Python, or Bash • Familiarity with Kubernetes networking & CNI (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.
Project ID: 40676247
6 proposals
Active 7 days ago
Location: Poland
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6 freelancers are bidding on average $65 USD/hour for this job

Hi there, You're building out the SDN layer for a sovereign cloud platform - OVS/OVN, OpenStack Neutron, cloud networking at scale. I bring strong Linux networking and automation skills that directly support this stack, and I can help optimize, automate, and monitor your network services. What I'll do: ✅ Audit your current OVS/OVN setup and identify bottlenecks or misconfigurations ✅ Build Python/Bash automation for network operations and incident response ✅ Implement observability - metrics, structured logging, and distributed tracing for network services ✅ Full backup and rollback plan before any production changes Skills: ✅ Linux networking - namespaces, iptables, tc, kernel tuning ✅ Cloud networking - VPC, NAT, VPN, BGP, VXLAN, load balancing ✅ Python and Bash automation ✅ OpenStack Neutron and Kubernetes networking ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ 300+ projects delivered, 280+ five-star reviews Why me: Fast responses, 24-hour availability, and I stick around until the job is done right. Quick question - what's your current OVN deployment topology? Centralized northbound with distributed dataplane, or a different architecture? I can deliver in 1 day for $40 USD and start immediately.
$40 USD in 1 day
6.9
6.9

Hi, I can develop and optimize the cloud networking stack for your sovereign cloud platform by leveraging my extensive experience with SDN components and Linux networking. My focus will be on ensuring a secure, scalable, and highly available environment, which is crucial for large-scale operations. I will implement robust networking APIs and contribute to open-source projects like Open vSwitch and OpenStack Neutron, ensuring that the solutions are not only effective but also align with industry standards. I will also prioritize observability by integrating metrics, distributed tracing, and structured logging to enhance network service reliability. To get started, I will need access to your current infrastructure and any existing documentation on your cloud networking setup. Additionally, understanding your specific goals for automation and incident management will help tailor the solution to your needs. You can view my portfolio at https://www.freelancer.com/u/techplusintl. Thanks!
$40 USD in 40 days
6.4
6.4

Timișoara, Romania
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Member since Jul 3, 2026
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