ACI Engineer

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