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  • Posted: Jan 6, 2026
    Deadline: Not specified
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  • Layer3 is a network and enterprise solutions provider. We combine our knowledge of world-class technology solutions, in addition to our partnership with some of the global technology providers to design, implement and support our clients’ business transformation ambitions. This includes the innovation of the data centre, software, server & storage ...
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    Key Account Manager (Enterprise)

    JOB PURPOSE:

    • The Key Sales Account Manager (Enterprise) is responsible for managing key accounts, maintaining long-term relationships, and maximizing sales opportunities within them.

    DUTIES AND RESPONSIBILITIES

    • Focusing on growing and developing existing clients, together with generating new business.
    • Develop and maintain relationships with key decision makers at key accounts.
    • Meet and exceed yearly sales target.
    • Formulate strategic account penetration plans.
    • Analyze customer needs and propose solutions.
    • Search for new clients and maintain prospect database.
    • Play an integral role in new business pitches and onboarding of new clients.
    • Write business plans for current and opportunity tender business.
    • Develop long-term relationships with customers.
    • Manage and interpret customer requirements.
    • Negotiate tender and contract terms.
    • Administer client accounts.
    • Analyze costs and sales.
    • Record and maintain client contact data.
    • Act as key interface between the customer and company divisions.

    KEY SKILLS ACQUIRED

    • Sales
    • Account Management
    • Negotiation
    • Relationship Building
    • Strategic Planning
    • ICT Solutions (Juniper, Blue Coat, F5, Cisco, VMware)

    QUALIFICATION AND EXPERIENCE

    • University Degree in Computer/Electrical/Electronics Engineering or Computer Science.
    • 3–5 years of field sales/account management experience with an ICT Solutions Provider.
    • Experience in Enterprise Solutions.
    • Knowledge of Juniper, Blue Coat, F5, Cisco, and VMware is an advantage.

    go to method of application »

    Infrastructure Engineer (Cloud)

    JOB PURPOSE:

    • The Infrastructure Engineer will be responsible for designing, building, and testing the private cloud infrastructure components comprising compute, storage, etc., and ensuring the underlying architecture supports business needs.

    DUTIES AND RESPONSIBILITIES

    • Design and architect end-to-end validated solutions representing real-world cloud provider implementations.
    • Function as the technical product expert for specific cloud provider solution areas.
    • Collaborate with the cloud business unit to review functional specifications and provide feedback on releases and features.
    • Design, implement, and manage scalable and secure cloud infrastructure across public, private, and hybrid environments.
    • Administer and support Linux-based systems ensuring high availability, performance, and security.
    • Deploy, configure, and manage OpenStack deployments such as Virtuozzo-based virtualization and container environments.
    • Develop and maintain Infrastructure as Code (IaC) using tools like Terraform, Ansible, or similar.
    • Collaborate with DevOps teams to automate deployment pipelines, CI/CD processes, and monitoring.
    • Create and maintain custom cloud product offerings tailored to business needs.
    • Monitor system performance, conduct capacity planning, and perform root cause analysis.
    • Implement and enforce security best practices across cloud and virtualized environments.
    • Provide expertise in containerization technologies including Virtuozzo, Docker, and Kubernetes.
    • Integrate third-party services and APIs to enhance cloud platform capabilities.
    • Work with cross-functional teams to define cloud strategies and operational procedures.
    • Ensure compliance with organizational standards and regulatory requirements (ISO, GDPR).
    • Document system configurations, processes, and architectural decisions.

    KEY SKILLS ACQUIRED

    • Cloud Infrastructure
    • OpenStack
    • Virtuozzo
    • VMware
    • Proxmox
    • Docker
    • Kubernetes
    • Terraform
    • Ansible
    • Linux Administration (CentOS, Ubuntu, RHEL)
    • Storage Solutions (iSCSI, NAS, SAN)
    • Backup & Disaster Recovery (Commvault, Veeam, Netbackup, Acronis)
    • Monitoring Tools (Prometheus, Grafana, Zabbix)
    • Bash scripting
    • AWS
    • Azure
    • GCP

    QUALIFICATION AND EXPERIENCE

    • First Degree in Engineering or Computer Science.
    • 3–5 years of experience as an Infrastructure Engineer.
    • Strong expertise with OpenStack and virtualization solutions (VMware, Proxmox).
    • Knowledge of storage solutions (iSCSI, NAS, SAN), hyper-converged solutions, and backup/disaster recovery tools (Commvault, Veeam, Netbackup, Acronis).
    • Proficiency in Linux system administration (CentOS, Ubuntu, RHEL).
    • Familiarity with cloud platforms (AWS, Azure, GCP, Digital Ocean).
    • Experience with DevOps practices, Bash scripting, and monitoring tools (Prometheus, Grafana, Zabbix).
    • Strong problem-solving and collaboration skills.

    go to method of application »

    Network Engineer

    JOB PURPOSE:

    • The Network Engineer will be responsible for planning, directing, and coordinating activities required to deliver and support network services for enterprise customers, including managing existing and new network infrastructure and system/network administration.

    DUTIES AND 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.

    KEY SKILLS ACQUIRED

    • 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

    QUALIFICATION AND EXPERIENCE

    • 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.

    go to method of application »

    Presales Solutions Architect

    JOB PURPOSE:

    • A Presales Solutions Architect is responsible for combining technical expertise with communication skills to build compelling solutions that align with customer business objectives, partnering with Account Managers to drive revenue growth and customer success.

    DUTIES AND RESPONSIBILITIES

    • Provides pre-sales technical consultation as a domain specialist (SME) for the design, engineering, sale, and implementation of sophisticated products, applications, and solutions.
    • Collaborates with sales teams, vendors, and industry partners to assess product applications and ensure optimum solutions for new and existing customers.
    • Develops and implements technical sales plans and proposals (RFP, RFQ) to grow Layer3's business in a driven and opportunity-filled sales environment.
    • Originates and architects detailed design, engineering, and implementation specifications for next-generation networks and solutions.
    • Showcases Layer3’s solutions during technical sales presentations, product demonstrations, proof of concept, and trial engagements.
    • Builds, develops, and maintains strong relationships with customer IT decision-makers and industry partners.
    • Delivers training and support to Sales team and Engineers.
    • Continuously learns and stays ahead of industry and competitive solutions, products, and services.
    • Enjoys personal growth opportunities by applying exposure to the latest technological innovations to real-world customer challenges.

    KEY SKILLS ACQUIRED

    • Pre-Sales Engineering
    • Solutions Architecture
    • Cisco
    • Juniper
    • Fortinet
    • RFP/RFQ Proposal Development
    • Network Design
    • Cloud
    • Security
    • Virtualization
    • Routing (Core/Edge/Access)
    • Data Center
    • LAN/WAN
    • Metro Ethernet
    • Customer Engagement
    • Presentations
    • Training
    • Relationship Building

    QUALIFICATION AND EXPERIENCE

    • Pre-Sales Systems Engineer with broad Service Provider and enterprise knowledge.
    • Good understanding of Network, Security, Cloud, Compute, and Storage.
    • Proficient with Cisco, Juniper, and Fortinet configuration portals to build Bill of Material.
    • Experience partnering with Account Managers and Professional Services peers to design solutions for SP and Enterprise customers.
    • Broad knowledge of Service Provider business and technologies.
    • Deep knowledge of core, edge, access, and backhaul routing, data center, virtualization, and edge compute.
    • 3 to 5 years experience in technical/pre-sales role as Sales or Systems Engineer.
    • Bachelor's degree or higher in Engineering, Computer Science, Information Technology, or equivalent experience.
    • Experience designing/engineering LAN/WAN, Campus, Data Center, Security, and Metro Ethernet solutions.
    • Experience implementing and operating mid-large-scale Campus and Enterprise Networking and Security solutions.
    • Knowledge of Juniper product line, competitors, and vertical market use cases.
    • Hands-on expertise across routing, switching, and security domains.
    • Strong interpersonal, relationship, and communication skills.
    • Proven ability to learn quickly and apply new protocols and applications.

    Method of Application

    Interested and qualified? Go to Layer3 on layer3.ng to apply

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