Jobs at Fibrehub Internetworking Services LTD

Job Brief

• We are seeking a proactive and detail-oriented NOC Engineer who will be responsible for monitoring, maintaining, and ensuring the stability of the network infrastructure and services, and coordinating timely resolutions to maintain high service availability for customers.

Responsibilities

• Monitor ISP backbone, access networks, and customer links using NMS tools.
• Detect and respond to alarms, outages, or performance degradations.
• Log, prioritize, and escalate incidents in accordance with SLAs.
• Perform first-level and second-level troubleshooting for network faults.
• Provide remote support to field engineers during installations, repairs, or escalations.
• Work closely with Tier-3/Engineering teams for complex issues.
• Support routine maintenance activities (upgrades, patches, backups).
• Implement and monitor change requests following standard procedures.
• Document and update network diagrams, incident logs, and technical reports.
• Communicate effectively with customers on service status and incident resolutions.
• Ensure timely updates to clients and account managers during outages.
• Track KPIs (uptime, latency, throughput, packet loss).
• Recommend improvements to enhance network reliability and customer experience.

Key Attributes and Competiencies

• Bachelor’s degree in Computer Science, Electrical/Electronics Engineering, Telecommunications, or related field (or equivalent experience).
• 2+ years’ experience in ISP, telecom, or enterprise networking environment.
• Strong knowledge of TCP/IP, BGP, OSPF, MPLS, DNS, DHCP, VPNs, and routing/switching.
• Experience with monitoring tools (e.g., PRTG, SolarWinds, Nagios, Zabbix, Cacti).
• Familiarity with fiber optics, wireless, and last-mile technologies.
• Hands-on with Cisco, Juniper, Mikrotik, or Huawei equipment.
• Excellent problem-solving, communication, and teamwork skills.

Preferred Certifications (Optional but Valuable):

• CCNA/CCNP (Cisco Certified Network Associate/Professional)
• JNCIA/JNCIS (Juniper)
• Mikrotik MTCNA/MTCRE
• ITIL Foundation (for incident/change management)

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Job Brief

• We are seeking a skilled and motivated Network Support Engineer to ensure smooth running, monitoring, and maintenance of the network infrastructure, providing technical support to customers and internal teams, and ensuring high availability, reliability, and performance of internet services.

Responsibilities

• Provide first and second-level support for network-related issues.
• Troubleshoot and resolve faults on routers, switches, firewalls, wireless devices, and other network equipment.
• Monitor network performance, capacity, and availability using NMS (Network Monitoring Systems).
• Escalate unresolved issues to higher-level engineers or vendors.
• Handle customer complaints, troubleshoot connectivity problems, and provide timely resolution.
• Support business and enterprise customers with dedicated internet or leased line connections.
• Configure and troubleshoot CPEs (Customer Premises Equipment) like routers, modems, and wireless APs.
• Perform configurations and maintenance of core network devices (MikroTik, Cisco, Juniper, Huawei, etc.).
• Implement routing protocols (BGP, OSPF, EIGRP, etc.) and ensure optimal traffic flow.
• Support IP address management, NAT, VLAN, and VPN setups.
• Maintain detailed documentation of network topology, configurations, and incidents.
• Generate reports on network performance, outages, and SLA compliance.
• Assist in preparing technical documentation for customers and internal use.
• Work with the network engineering team to optimize and upgrade network infrastructure.
• Participate in projects such as capacity upgrades, new service rollouts, and system integrations.
• Research and recommend new technologies to improve service quality.

Requirements

• Bachelor’s Degree in Computer Science, Information Technology, Electrical/Electronic Engineering, or related field.
• 3 – 4 years of experience in network support, preferably in an ISP environment.
• Professional certifications (e.g., CCNA, JNCIA, MikroTik MTCNA/ MTCRE) are an advantage.
• Strong knowledge of TCP/IP, DNS, DHCP, VPN, VLANs, and routing protocols.
• Experience with network devices (Cisco, MikroTik, Ubiquiti, Juniper, Huawei, etc.).
• Familiarity with network monitoring tools (PRTG, Zabbix, Nagios, The Dude, etc.).
• Good problem-solving, analytical, and troubleshooting skills.
• Strong customer service orientation and communication skills.

Salary
N250,000 - N300,000 / month

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Job Summary

• We are seeking a highly skilled Network Optimization Engineerwho will beresponsible for analyzing, designing, implementing, and optimizing network infrastructure to ensure high performance, reliability, scalability, and efficiency.

Responsibilities

• Monitor and analyze network performance metrics (latency, throughput, packet loss, jitter, etc.) to identify bottlenecks and areas of improvement.
• Plan and implement optimization strategies to enhance capacity utilization, stability, and overall quality of service (QoS).
• Conduct regular audits of network configurations, routing protocols, and traffic flows.
• Collaborate with planning and operations teams to design network upgrades, expansions, and capacity planning.
• Ensure compliance with SLA requirements for voice, data, and video services.
• Implement traffic engineering and load-balancing solutions to optimize resource usage.
• Troubleshoot chronic network performance issues and recommend long-term fixes.
• Work closely with vendors and OEMs for advanced troubleshooting and performance tuning.
• Develop automation scripts and tools for performance monitoring and optimization.
• Prepare technical reports, dashboards, and documentation on network health and optimization activities.
• Support field and NOC teams with advanced performance troubleshooting.

Performance Indicators (KPIs)

• Reduction in network downtime and outages.
• Improved SLA compliance and customer satisfaction scores.
• Successful completion of network optimization projects within timelines.
• Increased efficiency in bandwidth and resource utilization.
• Automation of repetitive network optimization tasks.

Key Attributes and Competencies

• Bachelor’s Degree in Computer Science, Electrical/Electronic Engineering, Telecommunications, or related field.
• 3-4 years of experience in network engineering, preferably in telecom or ISP environment.
• Strong knowledge of IP networking, MPLS, BGP, OSPF, ISIS, and traffic engineering.
• Hands-on experience with routers, switches, firewalls, and load balancers (Cisco, Juniper, Huawei, Nokia, etc.).
• Proficiency in network monitoring/optimization tools (SolarWinds, PRTG, Wireshark, NetFlow, etc.).
• Experience in QoS, capacity planning, and traffic analysis.
• Familiarity with SDN, NFV, and cloud networking is an added advantage.
• Strong problem-solving and analytical skills.
• Ability to work under pressure in a fast-paced environment.
• Excellent communication and teamwork skills.

Salary Range
N250,000 - N350,000 / month.

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Job Summary

• We are seeking a skilled Fiber Field Technician who will beresponsible for the installation, splicing, testing, maintenance, and repair of fiber optic cables and related infrastructure.
• The role involves supporting network rollouts, troubleshooting connectivity issues, ensuring service quality, and providing on-site technical support to customers and internal teams.

Responsibilities

• Install, splice, terminate, and test fiber optic cables for backbone, access, and last-mile connections.
• Perform aerial and underground fiber installation in compliance with safety standards.
• Carry out customer premises equipment (CPE) installation and ensure proper connectivity.
• Diagnose and repair fiber cuts, faults, and service interruptions.
• Conduct OTDR, power meter, and light source testing for link verification.
• Provide timely resolution of service-affecting issues and escalate complex faults when necessary.
• Support NOC and optimization teams in maintaining network uptime and performance.
• Assist in planned maintenance activities such as link upgrades, re-routing, and preventive maintenance.
• Document and update network records, splicing diagrams, and test results.
• Interact with customers during installation and fault resolution, ensuring professionalism and customer satisfaction.
• Educate customers on proper use and care of installed services.
• Adhere to company safety standards and regulatory requirements during field operations.
• Ensure proper use of tools, vehicles, and protective equipment.

Key Performance Indicators (KPIs)

• SLA adherence for fault resolution.
• Quality of fiber installations and splicing.
• Customer satisfaction ratings.
• Accuracy of documentation and reporting.
• Compliance with safety and operational standards.

Key Attributes and Competiences

• B.Sc. in Telecommunications, Electrical / Electronics Engineering, Computer Science, or a related field.
• 2 - 3 years of hands-on experience in fiber optic installation and maintenance (preferably in an ISP or telecom environment).
• Proficiency with OTDR, power meters, splicing machines, and other fiber testing tools.
• Strong knowledge of fiber cable construction, termination, and splicing techniques.
• Understanding of GPON, FTTH, Metro Fiber, and backbone infrastructure.
• Strong problem-solving and analytical skills.
• Excellent communication and customer service skills.
• Ability to work under pressure and in challenging environments.
• Willingness to work flexible hours ( weekends, and holidays if needed).

Salary
N120,000 - N150,000 / Month.