Senior Network Engineer at Layer3

August 7, 2025

Job Description

Layer3 is currently hiring a skilled and experienced Senior Network Engineer to manage and support complex IP/MPLS networks for enterprise clients. This role involves network infrastructure design, troubleshooting, and automation with a focus on delivering secure and reliable services.

Job Responsibilities:

  • Provide engineering-level support for networking technologies including BGP, OSPF, MPLS/VPLS, VPN, SDN, VRRP/HSRP, and QoS.
  • Design and implement network topologies for Core, Access, Metro, and Edge infrastructure.
  • Troubleshoot and resolve network issues, system logs, and communication failures.
  • Lead implementation and supervision of IP/MPLS services including configuration, testing, and handover.
  • Develop automation tools and systems to enhance network performance and support digital transformation initiatives (Cloud, Big Data, IoT, SDN, etc.).
  • Respond to RFQs and prepare technical proposals.
  • Ensure stable and secure operation of LAN/WAN/WLAN networks across enterprise environments.

Requirements:

  • Bachelor’s Degree in Computer, Electrical/Electronics, Mechanical Engineering, IT, or a related field.
  • At least 6 years of relevant experience managing and troubleshooting IP networks.
  • Professional certifications such as CCNA, CCNP, or JNCIP are mandatory.
  • Experience with Cisco, Juniper, Fortigate, and Bluecoat technologies.
  • Strong understanding of switching protocols, VLANs, IPsec/GRE tunnels, and structured network cabling.
  • Ability to analyze complex network logs and identify potential issues.
  • Excellent interpersonal and communication skills.

How to Apply:
Qualified candidates should send their Resume and Cover Letter to careers@layer3.com.ng using the job title “Senior Network Engineer” as the subject line of the email.

Note:
Only shortlisted candidates will be contacted. The recruitment process involves multiple stages aimed at assessing both technical and cultural fit.