IT Network Engineer - 2nd & 3rd Line Support

Mackenzie Jones Limited; Greater London; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Salary sacrifice pension

Free lunches during term time

Training & development

Certification support

Cycle to work

Job summary

Mackenzie Jones Limited is seeking a hands-on IT Network Engineer to manage configuration, administration, maintenance and troubleshooting of network and core IT infrastructure across four school sites in South West London. The role combines 60% networking with 40% end-user computing and IT infrastructure support, primarily onsite with some holiday-period remote work.

Responsibilities include configuring switches/routers/WAPs, managing VLANs and 365 services, and providing 2nd/3rd line support.

Qualifications

• Hands-on configuration, administration and troubleshooting of network switches/routers/WAPs
• Experience with VLANs, TCP/IP, DNS and DHCP
• Experience with Cisco and Netgear networking technologies
• Strong admin experience with Microsoft 365, Entra ID and Exchange Online
• Experience with Intune / Endpoint Management and Autopilot

Responsibilities

• Configure, administer, maintain and troubleshoot network and core IT infrastructure across four school sites
• Provide 2nd and 3rd line IT support for Microsoft 365, Intune, Endpoint Management, Windows Server and EUC
• Coordinate with ISPs and external suppliers for connectivity and upgrades
• Maintain network security including firewalls, NAT, VPNs and content filtering

Skills

Networking

2nd/3rd line support

Firewall management

Active Directory

TCP/IP

VLANs

DNS/DHCP

Microsoft 365

Intune

communications

Education

CCNA

CompTIA Network+

Security+

Tools

Cisco

Netgear

Smoothwall

Windows Server

Intune

Entra ID

Exchange Online

SharePoint

Hyper-V

VMware

iSAMS

SIMS

Arbor

Job description

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

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.
• Additional IT Support: VoIP telephony, printers, CCTV, access control and school IT systems.
• Excellent communication skills, strong problem-solving ability and a proactive approach.
• Previous IT / Network Engineering experience within the Education Sector, ideally supporting schools.
• 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: 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. T6/MN/1372110.