Network Engineer
Job Overview
Location
Lagos, Lagos, Nigeria
Employment Type
Full-time
Work Arrangement
On-site
Sector
Information Technology & Software
Experience Level
Mid-level (3-5 years)
Application Deadline
May 8, 2026
About the Company
Layer3 is a dynamic and innovative ICT company in Nigeria, recognized for its contributions to the industry and its strong work culture. The company has been featured in The London Stock Exchange Group’s ‘Companies to Inspire Africa 2019’ report and was identified by Jobberman as one of the Top ICT companies to work for in Nigeria in 2018.
With a mission to build a generation of future leaders and empower professionals, Layer3 fosters an environment of continuous learning and professional development. The company is dedicated to creating a superb work culture grounded in strong values, aiming to change the world through its team of dedicated professionals.
Job Description
Layer3 is seeking a skilled Network Engineer to plan, direct, and coordinate the delivery and support of network services for our enterprise clients. This role is essential for managing both existing and new network infrastructure, ensuring seamless system and network administration.
You will be responsible for providing hands-on engineering support for a wide range of switching and routing technologies, analyzing network failures, and troubleshooting complex issues. This includes configuring LAN/WAN/WLAN links, contributing to network design, and developing automation for network operations.
Join our fun and innovative team at Layer3, a leading ICT company in Nigeria, and contribute to building a generation of future leaders while working with cutting-edge technologies.
To apply for this role, click the Apply button on this page and follow the instructions.
Required Skills
Key Responsibilities
- Provide hands-on engineering-level support on switching and routing technologies including BGP, OSPF, MPLS/VPLS, spanning tree protocols (MSTP, RSTP), 802.1x, 802.11, 802.16, VPN, DMVPN, SDN, VRRP/HSRP, WAN Acceleration, QoS, VoIP, VTC, Cloud, and Automation.
- Analyze and troubleshoot network communication failures and bottlenecks.
- Review system logs to identify potential issues and troubleshoot network problems.
- Perform switching tasks such as VTP, ISL/802.1q, IPSec and GRE Tunneling, VLANs, EtherChannel, Trunking, Port Security, STP, and RSTP.
- Configure LAN/WAN/WLAN links using VSI/L2VC for MPLS L2VPN.
- Participate in on-call duties as required.
- Contribute to design, configuration, and maintenance of LAN, WAN, and wireless networks ensuring stability, integrity, and operational efficiency.
- Design and configure internal/external networks for assigned projects.
- Supervise implementation, testing, and handover of IP/MPLS services.
- Perform proactive corrective maintenance for IP/MPLS networks.
- Develop automation and tools for IP/MPLS network operations and integration.
- Plan, configure, and implement network solutions.
- Design and develop routing topology for core, access, metro, and edge infrastructures.
- Drive digital transformation initiatives using Cloud, Security, Big Data, IoT, SDN, SDS, and SD-WAN.
- Respond to RFQs and prepare technical proposals.
Qualifications
- Bachelor’s degree in Computer Engineering, Electrical/Electronics Engineering, Mechanical Engineering, Information Technology, or related field.
- Minimum of 6 years relevant experience troubleshooting and managing IP networks.
- Hands-on experience with Cisco, Juniper, Fortigate, and Bluecoat.
- Thorough understanding of networking technologies and protocols.
- Strong knowledge of operating systems.
- Advanced structured cabling knowledge.
- Strong interpersonal and communication skills.
How to Apply
To apply for this role, click the Apply button on this page and follow the instructions.
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In Nigeria's rapidly evolving digital landscape, robust network infrastructure is paramount for business operations and connectivity. This role demands deep expertise in routing, switching, and various network protocols. The Network Engineer's impact is critical in ensuring network stability, performance, and security, directly supporting enterprise customers and driving digital transformation initiatives.
Posted Date
April 23, 2026