Networking Technician

Charterhouse - We aim to create a British-style international school reflecting the heritage and culture of the great UK independent schools. We are in search of courageous individuals who embrace challenges head-on and defy conventional expectations. We seek leaders who have the vision to set ambitious targets for students and staff; and who are unafraid to dream big and set lofty goals that will drive our school’s growth and success.

We are recruiting to fill the position below:

Job Title: Networking Technician

Location: Lagos
Job Type: Full Time
Reporting to: Network Specialist
Department: Information Technology

Role Overview

• The role is responsible for the day-to-day operation and maintenance of the school’s network infrastructure, including switches, access points, firewalls and internet connectivity.
• It supports network availability, performance and security, working with the IT team, ISPs and vendors to resolve issues and implement network improvements across the campus.

Key Responsibilities
Network Operations and Administration:

• Administer and maintain the school’s wired and wireless network infrastructure.
• Configure, monitor and troubleshoot switches, wireless access points, routers, firewalls and other network equipment.
• Support network services including TCP/IP, DHCP, DNS and VLANs.
• Maintain reliable network connectivity across classrooms, offices, boarding areas and other campus facilities.
• Monitor network performance and identify potential reliability, performance or capacity issues.
• Maintain accurate records of network equipment, configurations and locations.
• Maintain reliable connectivity across classrooms, offices, boarding areas and other campus facilities.
• Ensure network equipment is appropriately configured, labelled and maintained.

Network Troubleshooting and Incident Resolution:

• Investigate and resolve network connectivity, performance and availability issues.
• Diagnose faults affecting wired and wireless connectivity.
• Troubleshoot issues involving switches, access points, firewalls, cabling and network services.
• Use appropriate diagnostic and monitoring tools to identify the cause of network problems.
• Respond to network-related incidents raised through the IT helpdesk.
• Document findings, actions taken and resolutions within the helpdesk system.
• Escalate complex or major network incidents to the Network Specialist.

Internet, ISP and Network Security:

• Monitor the school’s internet connectivity and investigate service interruptions.
• Carry out initial diagnostics for internet and WAN-related faults.
• Coordinate with internet service providers when external support is required and follow faults through to resolution.
• Maintain records of internet outages, service issues and ISP interventions.
• Support the administration and maintenance of network firewalls and security controls.
• Assist with network segmentation, access controls and secure network configurations.
• Escalate suspected network security incidents through the appropriate channels.
• Support the implementation of network security improvements.

Network Infrastructure and Preventive Maintenance:

• Maintain network cabinets, switches, patch panels, wireless access points, cabling and associated infrastructure.
• Support network installations, cabling, upgrades and infrastructure changes across the campus.
• Carry out routine checks and planned preventive maintenance of network equipment.
• Identify damaged, faulty or ageing network equipment and recommend replacement where required.
• Ensure network equipment and cabling are properly organised, labelled and maintained.
• Test new or replacement network equipment before and after implementation.
• Maintain records of network maintenance activities and equipment condition.

CCTV and Security Infrastructure Support:

• Provide technical coordination for CCTV-related faults where network connectivity or IT infrastructure may be involved.
• Carry out initial checks to determine whether CCTV issues relate to network connectivity, power, equipment or the wider CCTV system.
• Coordinate CCTV faults and maintenance requirements with the school’s contracted CCTV maintenance vendor.
• Escalate faults requiring specialist intervention to the contracted vendor and monitor progress through to resolution.
• Coordinate access and site requirements with relevant staff and vendors for maintenance visits.
• Follow up outstanding CCTV faults, repairs and maintenance activities.
• Maintain records of CCTV faults, vendor visits, repairs, replacements and outstanding issues.
• Test CCTV connectivity and functionality following maintenance or repairs where required.
• Report recurring or significant CCTV issues to the IT Support Supervisor and Senior IT Support Officer.

Network Documentation and Asset Records:

• Maintain accurate network diagrams and topology documentation.
• Document network configurations, IP addressing, VLANs and other relevant technical information.
• Maintain records of network equipment, locations and configurations.
• Ensure network equipment changes are reflected in technical documentation.
• Provide asset information to the IT Support Technician for the central IT inventory.
• Maintain appropriate records of network changes, installations and upgrades.

Network Projects and Infrastructure Development:

• Support network installations, upgrades and expansion projects.
• Assist with the planning and implementation of network improvements.
• Test new network equipment and services before implementation.
• Support the deployment of new wireless access points, switches and other network infrastructure.
• Work with approved contractors and vendors during network projects.
• Assist with network capacity planning and infrastructure development.
• Ensure project changes are properly documented and handed over to the IT team.

General IT Support:

• Participate in the school’s IT helpdesk and respond to network-related tickets.
• Provide general technical support where required.
• Assist with issues involving network-connected computers, printers, classroom technology and other devices.
• Escalate non-network issues to the appropriate technical arm.
• Provide basic support for Microsoft 365, user accounts and endpoint-related issues.
• Provide hands-on technical support where required, particularly during periods of high demand or significant  incidents.

Qualifications and Experience
Essential:

• Diploma or Bachelor’s Degree in Information Technology, Computer Science or a related field.     
• 2–3 years’ experience in IT support, networking or a related technical role.  
• CompTIA Network+, CCNA or equivalent qualification.  

Skills & Competencies:         

• Good understanding of TCP/IP, DHCP, DNS and basic networking principles.         
• Experience troubleshooting wired and wireless network connectivity.     
• Good understanding of computer hardware and network-connected devices.   
• Strong communication and presentation skills, both written and verbal.    
• Experience with managed switches, firewalls and wireless networks.        
• Experience working with enterprise or campus networks.      
• Experience with network monitoring tools. 
• Experience working with ISPs and external network vendors.  

Personal Attributes:

• Proactive and dependable.     
• Strong technical troubleshooting skills.   
• Methodical and attentive to detail. 
• Calm and professional during network incidents.
• Able to manage competing priorities.      
• Willingness to learn and develop networking skills.   
• Able to work independently and as part of a team.     
• Commitment to the values and ethos of Charterhouse Lagos.   
• Ability to maintain a professional demeanour when dealing with teachers, students, and other staff. 

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online