> Markdown version of [/jobs/ext/3199153-sr-network-engineer-data-center-and-cloud-hybrid-london](https://www.wearedevelopers.com/jobs/ext/3199153-sr-network-engineer-data-center-and-cloud-hybrid-london). 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). --- # Sr. Network Engineer - Data Center and Cloud (Hybrid, London) - **Company:** CrowdStrike, Inc. - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Amazon Web Services, Microsoft Azure, Bash Shell, Common Lisp Object Systems, Cloud Computing, Continuous Integration, Data Centers, Software Design Patterns, Distributed Systems, White-Box Testing, InfiniBand, Internet Protocol Security (IP SEC), IPv4, IPv6, Subnetting, Multi-protocol Systems, JSON, Jinja (Template Engine), Python (Programming Language), Network Architecture, Network Planning and Design, Network Installation Services, Open Shortest Path First (OSPF), Open Source Technology, OpenStack, PCI Data Security Standards, Remote Direct Memory Access, Ansible, YAML, Cloud-native Network Functions (CNF), Load Balancing, Multi-Cloud, Amazon Virtual Private Cloud (VPC), Data Center Networking, Templating, Terraform, Oracle Cloud Infrastructure, Software Version Control, Golang - **Published:** September 3, 2026 - **Apply:** https://crowdstrike.wd5.myworkdayjobs.com/crowdstrikecareers/job/United-Kingdom---London/Sr-Network-Engineer---Data-Center-and-Cloud--Hybrid--London-_R30001 ## About the Role problems. We're always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters? The future of cybersecurity starts with you., * Proven track record in driving agile cross-functional projects to completion independently with minimal supervision * 7+ years expert design & hands-on experience of IPv4/IPv6, Anycast, MP-BGP, OSPF/IS-IS, MPLS, EVPN/VxLAN, L3VPN, CLOS, QoS, Load-balancing, MACsec, and IPsec * 5+ years practical multi-cloud networking experience deploying and supporting cloud connectivity at hyperscaler, CSP or security company * Extensive experience in deploying and maintaining large networks using version control, automation frameworks (ansible, Terraform, Chef) and scripts & templating (bash, python, go, jinja, YAML, JSON) * Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes. Bonus Points: * CCIE/JNCIE, AWS/GCP/OCI/Azure (Professional) Certifications * Hyperscaler/CSP background (AWS, GCP, MSFT, OCI or similar) * OpenStack / SONiC / Whitebox, FRR, open source network infrastructure experience * AI/GPU cluster networking fabrics (RDMA, RoCE, InfiniBand) * UK Government, G-Cloud, or Sovereign cloud experience ## Description As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn't changed - we're here to stop breaches, and we've redefined modern security with the world's most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We're proud to work for a mission-driven company leveraging AI to transform the way we work. CrowdStrikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption, experimentation, and innovation. We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution, build expertise, uncover insights, and solve complex, CrowdStrike is seeking a Senior Network Engineer to join our Data Center & Cloud Network Engineering team. You will be responsible for the design, implementation, and operation of CrowdStrike's global cloud and data center network infrastructure. What You'll Do: * Translate business requirements into practical network design, reference architectures, design patterns, HLDs, design reviews, runbooks, POCs, FOAs * Design, operate, & implement global multi-vendor, multi-cloud, hybrid data center networks at scale while driving network performance & resiliency * Deploy and manage cloud constructs such as subnet allocations, routing-tables/associations, VPCs, VPC-peering/PrivateLink, Hub-spoke topologies, gateways, direct connects * Develop and maintain IaC (ansible, Terraform) and automation tooling throughout CI/CD pipeline (Python, Go) to provision networks at scale, while improving the efficiency and velocity of network deployments * Troubleshoot complex production issues and contribute to incident root-cause analysis * Participate in on-call rotations * Implement network solutions meeting regional compliance and data sovereignty requirements (ISO 27001, Cyber Essentials Plus, UK G-Cloud, EU data residency / GDPR, PCI-DSS) ## Related Videos - [IP Authentication: A Tale of Performance Pitfalls and Challenges in Prod](https://www.wearedevelopers.com/videos/1413-ip-authentication-a-tale-of-performance-pitfalls-and-challenges-in-prod) - [IoT: The road to sustainability](https://www.wearedevelopers.com/videos/557-iot-the-road-to-sustainability) - [CI/CD with Github Actions](https://www.wearedevelopers.com/videos/856-ci-cd-with-github-actions) - [Embracing the Hybrid Cloud: Unlocking Success with Open Source Technologies](https://www.wearedevelopers.com/videos/883-embracing-the-hybrid-cloud-unlocking-success-with-open-source-technologies) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) ## Related Articles - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)