Salary: £130,000 - 143,000 per year Requirements: We require at least 5 years of experience in network engineering or data center infrastructure. We require at least 3 years of hands-on experience with Cisco ACI design, deployment, and operations. We require a strong understanding of network protocols, including TCP/IP, VLAN, VXLAN, and BGP, as well as data center networking. We require proficiency with Cisco ACI Management Information Tree (MIT) and policy model concepts. We require experience with ACI configuration and monitoring tools such as APIC and Cisco ACI Simulator. We require familiarity with network automation and scripting, with Python and REST APIs preferred. We require knowledge of virtualization platforms such as VMware, Hyper-V, and OpenStack, as well as container technologies. We require excellent troubleshooting skills and the ability to work independently on complex problems. We prefer candidates with CCNA or higher certification. We prefer candidates with Cisco ACI Specialist certification. We prefer experience with SD-WAN solutions and cloud networking integration. We prefer hands-on experience with Kubernetes and container orchestration platforms. We prefer knowledge of security frameworks and compliance requirements such as NIST and PCI-DSS. We prefer experience with IT service management tools and change management processes. We require technical skills in Cisco ACI, including APIC, fabric, and leaf/spine architecture. We require experience with network switches and routing platforms. We require scripting experience in Python, Bash, or other scripting languages. We require familiarity with monitoring and analytics platforms such as Tetration and Nexus Insights. We require experience with network troubleshooting tools such as Wireshark, traceroute, and packet analysis. Responsibilities: We design and deploy ACI fabric architectures aligned with business and technical requirements. We configure and manage ACI constructs, including tenants, application profiles, EPGs, contracts, and policies. We implement network segmentation and security policies using ACI microsegmentation capabilities. We develop and maintain documentation for ACI topologies, policies, and configurations. We perform troubleshooting and health checks on ACI fabrics using diagnostic tools and CLI commands. We monitor ACI fabric performance and optimize configurations for availability and efficiency. We collaborate with storage, compute, and application teams to integrate ACI with broader infrastructure. We support enterprise-grade data center networking environments and optimize them through cross-functional collaboration. We use network automation and scripting to improve operational efficiency and consistency. We work independently on complex technical issues and deliver reliable infrastructure outcomes. Technologies: Bash Cloud Cisco Fabric Hyper-V Support Kubernetes Network Nexus OpenStack Python REST Security TCP/IP VMware More: We are seeking an experienced ACI Engineer for a 6-month contract role, working remotely across the UK on an inside IR35 day rate of £500. We design, implement, and manage Cisco Application Centric Infrastructure solutions and work closely with cross-functional teams to build and optimize enterprise-grade data center networking environments. This is an immediate-start opportunity where we value deep technical expertise in ACI architecture, policy management, network automation, and collaboration across storage, compute, and application teams. last updated 21 week of 2026