> Markdown version of [/jobs/ext/1938449-senior-network-engineer](https://www.wearedevelopers.com/jobs/ext/1938449-senior-network-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Engineer - **Company:** NTT DATA - **Location:** Madrid, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Border Gateway Protocol, Spanning Tree Protocols, Enhanced Interior Gateway Routing Protocol, EtherChannel, Network Topologies, Python (Programming Language), Network Layer, Routing, Cisco Nexus Switches, Open Shortest Path First (OSPF), Ansible, Virtual Local Area Networks, Wi-Fi Technology, Network Switches, VLAN Trunking Protocol (VTP), Load Balancing, Nx-os, Information Technology, Open Network Automation Platform, Cisco, Citrix Netscaler - **Published:** August 5, 2026 - **Apply:** https://www.buscojobs.com.es/senior-network-engineer-en-madrid-ID-365502426 ## About the Role 5+ years of experience in network engineering roles. Strong expertise in Cisco Nexus (NX-OS, ACI) and Cisco Fabric Interconnect . Solid hands-on experience with Cisco WiFi . Advanced knowledge of routing protocols: BGP, OSPF, EIGRP . Deep understanding of switching protocols (STP, VLANs, VTP, EtherChannel, etc.). Ability to work in critical, high-availability environments. High level of English , both written and spoken. Nice to Have Experience with Citrix Netscaler load balancers. Familiarity with network automation tools (Python, Ansible, etc.). Experience in international or multilingual environments. ## Description Join to apply for theSenior Network Engineerrole atNTT DATA, Inc.Join to apply for theSenior Network Engineerrole atNTT DATA, Inc.Direct message the job poster from NTT DATA, Inc.We're Hiring: Senior Network Engineer - Cisco & Routing ExpertExperience:5+ yearsWhat You'll DoDesign, implement, and maintain high-performance, highly available network infrastructures.Manage and optimize environments based onCisco Nexus (NX-OS, ACI)andCisco Fabric Interconnect .Configure and maintain advanced routing protocols:BGP, OSPF, EIGRP .Monitor and optimize Layer 2 and Layer 3 switching protocols.Collaborate with security, systems, and cloud teams to ensure network integrity and efficiency.Document procedures, configurations, and network topologies.What We're Looking For5+ years of experiencein network engineering roles.Strong expertise inCisco Nexus (NX-OS, ACI)andCisco Fabric Interconnect .Solid hands-on experience withCisco WiFi .Advanced knowledge of routing protocols:BGP, OSPF, EIGRP .Deep understanding of switching protocols (STP, VLANs, VTP, EtherChannel, etc.).Ability to work in critical, high-availability environments.High level of English , both written and spoken.Nice to HaveExperience withCitrix Netscalerload balancers.Familiarity with network automation tools (Python, Ansible, etc.).Experience in international or multilingual environments.What We OfferStable, long-term project with cutting-edge technologies.Training and certification plans.Collaborative environment with a focus on innovation.Competitive salary and social benefits.Seniority levelSeniority level Mid-Senior levelEmployment typeEmployment type Full-timeJob functionJob function Engineering and Information TechnologyIndustries Telecommunications and IT Services and IT ConsultingReferrals increase your chances of interviewing at NTT DATA, Inc. by 2xSign in to set job alerts for "Network Engineer" roles.Madrid, Community of Madrid, Spain 1 month agoMadrid, Community of Madrid, Spain 1 week agoMadrid, Community of Madrid, Spain 1 year agoMadrid, Community of Madrid, Spain 2 months agoMadrid, Community of Madrid, Spain 2 months agoMadrid, Community of Madrid, Spain 1 month agoSenior Network Engineer - Europe (Full remote) - International clientBilbao, Basque Country, Spain 3 weeks agoMadrid, Community of Madrid, Spain 1 month agoMadrid, Community of Madrid, Spain 1 month agoBilbao, Basque Country, Spain 1 month agoMadrid, Community of Madrid, Spain 8 months agoMadrid, Community of Madrid, Spain 2 days agoSecurity Engineer Intern (relocate to Milan)We're unlocking community knowledge in a new way.Experts add insights directly into each article, started with the help of AI.#J-*****-Ljbffr ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) - [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol) ## Related Articles - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023)