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Job Title


Network Design Architect (London)


Company : iDPP


Location : Whitehall, London


Created : 2025-08-01


Job Type : Full Time


Job Description

2 days ago Be among the first 25 applicantsConsidering making an application for this job Check all the details in this job description, and then click on Apply.Job Title: Senior Telecoms Network Design ArchitectLocation: Hybrid working London or Reading | Type: Contract (6 months initially) | Rate: 600 per day OutsideRole Overview:We are seeking a highly experienced Telecoms Network Infrastructure Architect with deep expertise in, Telecoms infrastructure, data centre networking, and cloud-native technologies. The successful candidate will design, implement, and support complex, scalable, and secure telecoms infrastructure solutions across data centre and cloud environments, with a strong focus on automation, virtualisation, and software-defined networking.Key Responsibilities:Design and implement data centre fabric architectures (Clos, VXLAN, EVPN, multi-domain routing, DCI, anycast, micro-segmentation).Develop and support SDN solutions including distributed switching, routing, and security policy enforcement.Architect network solutions for VNF and CNF applications, considering performance, scalability, and resilience.Support container-based environments with Kubernetes, including CNI plugins, ingress/egress, and network policies.Design and maintain services in virtualised and cloud-native platforms (OpenStack, OpenShift, WindRiver).Drive infrastructure automation using Ansible, Terraform, Python, and Infrastructure-as-Code practices.Ensure end-to-end service provider core and data centre network design, including expert-level BGP, inter-AS, and policy/routing configurations.Apply Linux expertise across PaaS, IaaS, SaaS, and CaaS environments.Work with supporting services such as DNS, ADC, AAA, firewalls, SIEM, protocol inspection, and network visibility tools.Align architecture with 3GPP mobile standards (Rel. 15+), IMS, RAN, and CUPS/WWC models.Contribute to security and compliance requirements, including alignment with the Telecom Security Act.Liaise with vendors and standards bodies; contribute to white papers and industry groups (desirable).#Required Skills & Experience:Proven experience designing and managing data centre and telecom networks at scale.Network and security requirements and approaches for:3GPP mobile architectures, particularly 3GPP Release 15 and onwards.IMSRAN architectures (eg C-RAN functional split models)Expert-level knowledge of routing protocols (BGP), network resilience, and service provider architectures.Strong experience in Kubernetes, Linux networking, and container networking interfaces (CNIs).Hands-on skills in SDN overlays (VXLAN/Geneve), network virtualisation, and service chaining.Familiarity with eBPF, telemetry, firewalling, and protocol-aware services (eg, ALGs).Strong Scripting and automation skills: Python, Terraform, Ansible.Desirable but not essentialExperience with Cisco/Arista platforms, CloudVision, NDFC, NDO (desirable).Familiarity with intent-based networking concepts (desirable).Experience in RedHat OpenStack/OpenShift and WindRiver environments (desirable).Certifications (Preferred):CCIE, JNCIE, or equivalent expert-level routing certifications.SDN certifications (eg, ONF).Security certifications (eg, CISSP, ISC2).Relevant telecom/vendor-specific certifications.Ideal Candidate Profile:You are a strategic thinker with hands-on technical depth across networking, cloud, and telecom domains. 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