Network and Infrastructure Engineer

Salary: £64,000 - 82,000 per year

Requirements:

• Cisco networking experience, including routing, switching, VLANs, and STP
• Understanding of core network services such as DNS, DHCP, IP addressing, and network segmentation
• Strong understanding of network security controls, including firewalls, VPNs, and secure access models such as 802.1X/Cisco ISE
• Proficiency with Microsoft server platforms, including Windows Server, Active Directory, and Group Policy
• Working capability with Microsoft 365 integrations, including hybrid identity, tenant-level configuration, and application permissions
• Strong capability across virtualisation platforms, including Hyper-V, VMware, and comparable hypervisors
• Understanding of high availability and clustering design across compute and network platforms
• Solid grounding in enterprise storage technologies, including SAN/NAS, RAID, replication, and performance tuning
• Understanding of backup and disaster recovery design principles, ideally using Veeam
• Capability in certificate services and PKI, including certificate lifecycle and secure service integration
• Understanding of patching, system hardening, and vulnerability management practices
• Familiarity with NIST security frameworks and applying controls within infrastructure environments
• Awareness of multi-site and global infrastructure considerations, including latency, resilience, and standardisation
• Familiarity with monitoring, alerting, and performance management tooling
• Understanding of ITIL-aligned service management practices
• 10+ years of experience with virtualisation, Windows Server, and storage technologies
• 5+ years of experience with Cisco technologies, leading and managing network platforms
• 3+ years of Microsoft cloud experience across M365 and Azure
• Experience working in a multinational business and regulated environment
• Ability to develop and contribute to solution designs and implementation
• Good communication, interpersonal, and presentation skills
• Self-motivated, with the ability to prioritise tasks and manage time efficiently
• Proven ability to work independently or as part of a team
• Ability to develop self, individuals, and teams
• Continuous improvement mindset
• Ability to produce technical documentation and present to IT and business stakeholders

Responsibilities:

• Design, implement, and maintain network, server, and storage infrastructure
• Support delivery of infrastructure solutions across Cisco-based networking environments
• Manage and support routing and switching
• Implement and maintain network security controls, including firewalls, VPNs, and NAC/ISE where applicable
• Deploy and support compute platforms, including physical servers and virtualised platforms
• Support and maintain enterprise storage solutions, including SAN/NAS, replication, and performance tuning
• Perform installation, configuration, and commissioning of infrastructure hardware and platforms
• Support infrastructure upgrades, migrations, and refresh activities
• Ensure patching of servers, network devices, and firmware across all platforms
• Maintain infrastructure security posture through updates, hardening, and vulnerability remediation
• Provide 3rd line support for infrastructure and network issues
• Troubleshoot performance, connectivity, and system-level issues across infrastructure layers
• Support high availability and resilience through appropriate design and configurations
• Maintain and support backup, recovery, and disaster recovery solutions
• Maintain standard builds, configurations, and deployment processes
• Monitor infrastructure health, capacity, and performance
• Produce and maintain technical documentation, including network diagrams, configs, and procedures
• Work collaboratively with cloud, security, and application teams
• Contribute to automation and continuous improvement initiatives
• Operate as part of the Group-wide IT function
• Work with IT Directors for each Strategic Business Unit (SBU)
• Support site IT and SBU IT teams to maintain service reliability
• Collaborate across IT and business stakeholders
• Take direction from the Director of M365, EUD and Infrastructure
• Work within a matrix IT structure
• Engage with third-party vendors for support and service delivery
• Provide technical guidance and support to engineers and service teams across multiple locations
• Oversee the lifecycle of infrastructure assets, from planning upgrades to retiring legacy systems
• Manage vendor relationships and contracts for support and new solutions
• Coach and mentor junior team members

Technologies:

• Active Directory
• Azure
• Cloud
• Cisco
• Firmware
• Hardware
• Hyper-V
• Support
• ITIL
• Matrix
• Microsoft 365
• Network
• Security
• VMware
• Veeam
• Windows
• Office 365
• DevOps

More:

We are the EUD and Infrastructure team responsible for the design, implementation, and support of Avons IT infrastructure. This role is based in Melksham, United Kingdom, and focuses on the operation and maintenance of systems across all sites and hosting providers. We manage on-premises and private cloud infrastructure, ensuring high availability, performance, and security of core IT systems while supporting strategic transformation initiatives. We work within established standards and architectures, collaborate with wider IT teams and business stakeholders, and operate within a group-wide, matrix IT structure.

last updated 36 week of 2026