IT Network Engineer - 2nd & 3rd Line Support

Mackenzie Jones IT; Greater London; Hybrid; GBP 36,000 - 38,000; Full time

Benefits offered by this job

27 days annual leave + bank holidays

Salary sacrifice pension

Free lunches during term time

Training & professional development

Support towards technical certs

Cycle to Work scheme

Job summary

Mackenzie Jones IT is seeking a hands-on IT Network Engineer to manage and troubleshoot network and core IT infrastructure across four school sites in South West London. The role combines 60% networking with 40% end-user computing, Microsoft 365, and server management, requiring proactive problem-solving and strong communication.

You will configure, maintain and secure networks, switches, wireless, VPNs and security policies while supporting 2nd and 3rd line IT tasks to ensure smooth school

Qualifications

• 2nd & 3rd line IT support handling complex networking, infra, hardware & software issues to root-cause resolution.
• Hands-on config, admin and troubleshooting of switches, routers, wireless APs & controllers (Cisco & Netgear).
• Strong knowledge of VLANs, TCP/IP, DNS & DHCP; wireless config and security policies.

Responsibilities

• Provide 2nd & 3rd line IT support across Microsoft 365, Intune, Endpoint Management and Windows Server.
• Manage network switches, wireless access points, firewall rules and security configurations across 4 school sites.

Skills

2nd & 3rd line support

Network infrastructure

Networking

Wireless networking

Network security

Microsoft 365

Intune/Endpoint mgmt

Windows Server

Multi-site infra

VoIP

CCTV

Access control

Job description

IT Network Engineer - 2nd & 3rd Line Support - Permanent c£36k - £38k + Benefits Package.

South West London - Full-Time Onsite - Monday to Friday - during Term Periods - Flexibility to work from home during holiday periods.

Education Sector experience desirable. Must be eligible to work in the UK.

Approximately 60% Networking / 40% End-User Computing & IT Infrastructure Support. Seeking to secure a hands-on IT Network Engineer to take responsibility for the configuration, administration, maintenance & troubleshooting of Network & core IT Infrastructure across 4 School Sites - all within approximately 5-10 minutes' walking distance.

The role will focus predominantly on networking (60%), including Switching, Wireless Connectivity, Firewalls & Network Security, alongside providing 2nd & 3rd Line IT Support across Microsoft 365, Intune, Endpoint Management, Windows Server & End User Computing Infrastructure (40%).

Technical Skills Required

• 2nd & 3rd Line IT Support: Troubleshooting complex Networking, Infrastructure, hardware & software issues through to root-cause resolution.
• Network Infrastructure: Hands-on configuration, administration & troubleshooting of network switches, routers, wireless access points & controllers, including Cisco & Netgear networking technologies.
• Networking: Strong knowledge of VLANs, inter-VLAN routing, TCP/IP, IP addressing, Subnetting, DNS & DHCP.
• Wireless Networking: Configuration & troubleshooting of Wireless Networks, including access points, coverage, channel planning & authentication.
• Network Security: Smoothwall firewalls, firewall rules, NAT, VPNs, web/content filtering, network segmentation and security policies.
• Microsoft 365: Strong administration experience across Microsoft 365, Entra ID, Active Directory, Exchange Online, SharePoint & MS Teams.
• Microsoft Intune / Endpoint Management: Hands-on experience with Intune, device enrolment, Autopilot, configuration profiles, application deployment & compliance policies.
• Windows Server: Active Directory, Group Policy, file & print services, virtualisation, backup & recovery.
• Multi-Site Infrastructure: Supporting Network connectivity and IT Infrastructure across 4 locations, including liaison with ISPs and external suppliers.
• Audio/Visual Equipment: Smart Boards, projectors, interactive displays & classroom technology.
• Additional IT Support: VoIP telephony, printers, CCTV, access control and school IT systems.
• Excellent communication skills, strong problem-solving ability and a proactive approach.

Desirable Experience

• Previous IT / Network Engineering experience within the Education Sector, ideally supporting schools.
• macOS, Apple devices, iPads & Apple Device Management - Jamf & Apple School Manager.
• Networking certifications such as CCNA, CompTIA Network+ or Security+.
• Experience with School Management Systems such as iSAMS, SIMS or Arbor.
• Experience with virtualisation technologies including VMware or Hyper-V.

Working Hours

Full-Time Onsite - Monday to Friday, 8.00am - 4.30pm (TBC) - Term Periods. Some flexibility may be required for Network upgrades & Infrastructure projects outside normal school hours or during school holidays.

Benefits Package

• 27 days annual leave + Bank Holidays
• Salary Sacrifice Pension
• Free Lunches During Term Time
• Training & Professional Development
• Support Towards Technical Certifications
• Cycle to Work Scheme

Keywords

Keywords: IT Network Engineer, Network Engineer, Network Support Engineer, IT Infrastructure Engineer, Infrastructure Support Engineer, 2nd Line Support, 3rd Line Support, IT Support Engineer, Network Administration, Cisco, Netgear, Smoothwall, Firewalls, Wireless Networking, Wi-Fi, Wireless Access Points, Network Switches, Routers, VLANs, TCP/IP, DNS, DHCP, VPN, Network Security, Network Troubleshooting, Microsoft 365, M365, Microsoft Intune, Autopilot, Entra ID, Active Directory, Windows Server, Group Policy, Endpoint Management, End User Computing, EUC, Microsoft Teams, SharePoint, macOS, Jamf, Apple School Manager, Education IT, School IT Support, London, South West London.