Job Title: Senior Network Engineer (Tier 2) Liverpool (Hybrid) Contract type: Permanent #LI-Hybrid ARO’s Specialist Data Services (SDS) business unit is seeking a Senior Network Engineer (Tier 2) to support the resilient data-centre and customer networks underpinning SDS-hosted NHS, clinical and public-sector services. Working closely with the Lead and Principal Network Engineers, you will be responsible for supporting, configuring and maintaining network solutions across complex, multi-vendor environments. You will act as the Tier 2 escalation point for incidents and service requests, taking ownership through to resolution and escalating the most complex issues and technical risks to Tier 3 where required. This role combines hands-on operational network engineering with the delivery of network changes, deployments and project activities across SDS-managed data-centre, wide-area and customer network services. The role’s primary remit is the SDS service estate, including critical NHS, clinical and public-sector services delivered from ARO’s Liverpool and Runcorn data centres. You must be comfortable operating within structured environments aligned to ISO 27001, NHS DSPT and ITIL practices. The role is predominantly based within the SDS NOC in Liverpool, with home-based working two days per week and occasional attendance at the Runcorn data centre and customer sites to support operational or project needs. Please note this is a hybrid role based out of the Liverpool office 3 days a week, with 2 days working remotely and occasional attendance at other sites as required. Act as the Tier 2 escalation point for incidents, problems and service requests affecting SDS-managed networks and the customer services they support. Troubleshoot LAN, WAN, WLAN, firewall, VPN, SD-WAN and data-centre networking issues across the SDS service estate. Work with Lead and Principal Network Engineers to implement SDS technical standards and approved network architectures. implementation and migration plans - Deliver SDS network deployments, data-centre changes, customer cutovers and upgrades in accordance with approved designs and change controls. Provide technical input to project planning, scoping, testing and delivery milestones. Contribute to root-cause analysis and ensure agreed corrective actions are recorded and implemented. Support capacity, lifecycle, vulnerability, firmware and technical risk management. Identify opportunities to improve the monitoring, resilience, security and operational efficiency of SDS-managed network services. Participate fully in the SDS on-call rota and support planned out-of-hours activities affecting SDS customer services and data-centre platforms where required. Strong understanding of routing and switching technologies, including BGP, OSPF, HSRP/VRRP, VLANs, spanning tree and 802.1X. Good understanding of firewall policy, NAT, VPN, segmentation and excellent knowledge of SD-WAN. Experience supporting complex, multi-site or data-centre networks underpinning business-critical hosted or managed services. Demonstrable experience delivering network implementations, changes or migrations in customer-facing environments. Familiarity with ITIL-aligned incident, problem, change and service-transition processes. Ability to work independently within agreed technical standards and escalate risks appropriately. Commitment to following company policies, processes, security requirements and engineering standards. Experience supporting NHS, clinical, public-sector or other regulated customers, ideally within hosted data-centre environments. Knowledge of VXLAN, EVPN, fabric architectures or cloud networking. Experience with network automation using Python, Ansible or APIs. Experience with network monitoring and configuration tools such as PRTG, SolarWinds or LogicMonitor. ARO has 25 years’ experience in Collaboration, Connectivity, Cloud and Infrastructure and Cyber Security services both in the UK and Internationally and has a nationwide presence with offices across the UK. As one of the UK’s leading independent IT and communication experts our mission is to deliver a seamless technology experience to all end users. To make that vision a reality, we need bright, tenacious and inspiring talent to help drive our performance, growth and achieve this mission. In 2021 we were awarded the People Insight’s Outstanding Workplace Award, which celebrates organisations building positive workplace cultures and acting on employee feedback to spark positive change. Company Pension Scheme and matching contributions Private Medical insurance ️ Life assurance ✈️ 25 days holiday plus bank holidays plus holiday trading Your Birthday off, on us Health Club and Wellbeing Scheme Employee Assistance Programme Technical Training Academy and E-learning Hybrid working
Senior ICT Senior Networks Engineer (Permanent) employer: ARO
ARO is an exceptional employer, offering a vibrant work culture that prioritises collaboration, trust, and employee wellbeing. With a commitment to professional growth, employees benefit from extensive training opportunities, a hybrid working model, and a range of perks including private medical insurance and generous holiday allowances. Located in Liverpool, ARO fosters a positive environment recognised with the People Insight’s Outstanding Workplace Award, making it an ideal place for those seeking meaningful and rewarding careers in IT and communications.
