Layer3| Full-time

NETWORK ENGINEER AT LAYER3 | ENGINEERING JOBS IN LAGOS

Lagos, Nigeria | Posted on 07/01/2026

About Company:

Layer3 is one of the fastest growing network and security infrastructure companies in West Africa, providing award-winning services, including managed and cloud services, network security, IT infrastructure management, virtualization and mobile device management solutions. Our unique model integrates best-of-breed technologies from global leaders such as Juniper Networks, Blue Coat, Polycom, AirWatch, F5, Extreme Networks and VMware, coupled with our next-generation metro fiber networks, to offer unparalleled services and after sales support to some of the most demanding customers.

Job Description:

  • 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.

Requirements:

  • 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.

Qualifications and Skills:

  • Cisco
  • Juniper
  • Fortigate
  • Bluecoat
  • BGP
  • OSPF
  • MPLS
  • VPLS
  • VPN
  • DMVPN
  • SDN
  • VRRP/HSRP
  • QoS
  • VoIP
  • VTC
  • VLANs
  • Trunking
  • EtherChannel
  • GRE/IPSec Tunnels
  • Cloud Networking
  • Automation
  • SD-WAN
  • Linux/OS knowledge
  • Structured Cabling
  • Troubleshooting

Salary

Very attractive

Application Closing Date: Not specified

Application Instructions:

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Job Information

Deadline

Not specified

Job Type

Full-time

Industry

Engineering

Work Level

Experienced

State

Lagos

Country

Nigeria

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