Position Overview We are seeking an exceptional Senior Network Engineer with deep expertise in Software-Defined Networking (SDN) and cloud infrastructure. This role requires a unique blend of advanced networking knowledge and programming skills to architect, implement, and maintain complex cloud networking solutions. The ideal candidate will be proficient in modern networking technologies including OVN, OpenVSwitch, and various tunneling protocols while possessing the coding abilities to automate and optimize network operations. Key Responsibilities: (a) Network Architecture & Design ● Design and implement scalable cloud network architectures using SDN principles ● Architect multi-tenant networking solutions with proper isolation and security controls ● Plan and deploy network virtualization strategies for hybrid and multi-cloud environments ● Create comprehensive network documentation and architectural diagrams (b) SDN & Cloud Networking Implementation ● Deploy and manage Open Virtual Network (OVN) and OpenVSwitch environments ● Configure and optimize virtual networking components including logical switches, routers, and load balancers ● Implement network overlays using VXLAN, GRE, and other tunneling protocols ● Manage distributed virtual routing and switching in cloud environments (c) VPN & Connectivity Solutions ● Design and implement site-to-site and point-to-point VPN solutions ● Configure IPSec, WireGuard, and SSL VPN technologies ● Establish secure connectivity between on-premises and cloud environments ● Optimize network performance across WAN and internet connections (d) Programming & Automation ● Develop network automation scripts using Python, Go, or similar languages ● Create Infrastructure as Code (IaC) solutions using tools like Terraform or Ansible ● Build monitoring and alerting systems for network infrastructure ● Integrate networking solutions with CI/CD pipelines and DevOps practices (e) Troubleshooting & Optimization ● Perform deep packet analysis and network troubleshooting ● Optimize network performance and resolve complex connectivity issues ● Monitor network health and implement proactive maintenance strategies ● Conduct root cause analysis for network incidents and outages Required Qualifications (a) Technical Expertise ● 5+ years of enterprise networking experience with strong TCP/IP fundamentals ● 3+ years of hands-on experience with Software-Defined Networking (SDN) ● Expert-level knowledge of OVN (Open Virtual Network) and OpenVSwitch preffered ● Proficiency in programming languages - Python, or Go required ● Deep understanding of network protocols: BGP, OSPF, VXLAN, GRE, IPSec ● Experience with cloud platforms : AWS, Azure, GCP, or OpenStack ● Strong knowledge of containerization and orchestration (Docker, Kubernetes) (b) Networking Protocols & Technologies ● Layer 2/3 switching and routing protocols ● Network Address Translation (NAT) and Port Address Translation (PAT) ● Quality of Service (QoS) implementation and traffic shaping ● Network security principles and micro-segmentation ● Load balancing and high availability networking ● DNS, DHCP, and network services management (c) Cloud & Virtualization ● Virtual private clouds (VPC) design and implementation ● Hybrid cloud connectivity and network integration ● VMware NSX, Cisco ACI, or similar SDN platforms ● Container networking (CNI plugins, service mesh) ● Network Function Virtualization (NFV) (d) Programming & Automation Skills ● Network automation frameworks (Ansible, Puppet, Chef) ● Infrastructure as Code (Terraform, CloudFormation) ● API integration and REST/GraphQL proficiency ● Version control systems (Git) and collaborative development ● Linux system administration and shell scripting (e) Preferred Qualifications ● Bachelor's degree in Computer Science, Network Engineering, or related field ● Industry certifications: CCIE, JNCIE, or equivalent expert-level certifications ● Experience with network telemetry and observability tools ● Knowledge of service mesh technologies (Istio, Linkerd) ● Experience with network security tools and intrusion detection systems ● Familiarity with agile development methodologies