8 IT Infrastructure jobs in Nigeria

We are seeking a highly skilled and dedicated NOC Engineer to join our technical operations team. The ideal candidate will have hands-on experience in network administration, telecommunications systems, and fixed wireless communication technologies . This role involves real-time system monitoring, troubleshooting, and maintaining the overall health of the network infrastructure to ensure uptime and performance standards are consistently met.

Monitor network infrastructure 24/7 using advanced tools and perform real-time surveillance.

Perform system administration tasks across all network elements.

Detect, troubleshoot, and resolve network faults to ensure service continuity.

Analyze network traffic and performance trends; escalate issues to the Design Authority when necessary.

Escalate complex or unresolved incidents to Tier 3 Support or the Problem Management Team .

Maintain regular reports on SLA compliance with service providers.

Provide support on wave transmission and other telecommunications technologies.

BSc or HND in Computer Engineering, Telecommunications, or a related discipline .

Minimum of 2–3 years of experience in a NOC or telecommunications environment .

Solid knowledge of fixed wireless and wave transmission technologies .

Proficiency in handling Cisco switches and network devices.

Must hold a valid Cisco CCNA or CCNP certification .

Experience with network monitoring tools such as PRTG, Zabbix, or SolarWinds.

Strong analytical and problem-solving skills.

Excellent verbal and written communication abilities.

Able to work effectively under pressure and in a shift-based environment.

Good understanding of service uptime requirements and response protocols .

Adaptable and capable of working in a diverse, fast-paced technical environment .

Competitive salary and shift allowance.

Health insurance coverage.

Paid time off and statutory leave.

Career development support and certification sponsorship.

Opportunity to work with a professional, growth-focused team.

Job Title:

Department/Unit:

 Technical Department

Reports to:

Chief Information Officer (CIO)

Internal Relationships:

·    Management Team

·    Customer Care Team

·    Technical Team

External Relationships:

·    Vendors and Partners

·    Clients or Customers

Job Summary

As a NOC Engineer, you will be part of a dynamic team responsible for maintaining the organization's network infrastructure. Your role will be crucial in ensuring the continuous availability and optimal performance of the network. Strong technical skills, attention to detail, and the ability to work under pressure are essential for success in this role.

Job Responsibilities - Key Result Areas

Network Monitoring and Maintenance

·    effectively monitoring the organization's network infrastructure

·    ensuring network availability, performance, and reliability.

·    proactive monitoring, identifying and resolving network issues

·    conducting routine maintenance tasks, and implementing preventive measures.

Ticket Management and Troubleshooting

·    Promptly responding to network issues, troubleshooting issues, and resolving them as per given SLA.

·    Accurately diagnosing problems

·    Coordinating with relevant teams for resolution

·    Documenting ticket details and resolutions.

Network Performance Optimization

·    Optimizing network performance by analysing network metrics

·    Identifying bottlenecks or areas for improvement, and implementing necessary changes or optimizations.

·    optimizing network configurations, capacity planning, and implementing performance enhancement measures.

Documentation and Reporting

·    Accurate and up-to-date documentation of network configurations, issues, changes, and resolutions

·    Maintaining network diagrams

·    Documenting standard operating procedures

·    Generating reports on network performance

·    Ensuring compliance with documentation standards.

Collaboration and Teamwork

·    Effective collaboration and communication with cross-functional teams, stakeholders, vendors, and customers

·    Clear and timely communication of network-related information

·    Providing technical support and guidance, and fostering positive working relationships.

Skills: Possesses expertise in networking technologies, network monitoring and troubleshooting, incident management, network equipment, network security, and excels in communication and collaboration.

Knowledge: ISP technologies, internet protocols, traffic engineering, data centre operations, SLAs, documentation and reporting, as well as industry standards and best practices.

Key Performance Indicators

·    Network availability

·    Online ticket closure

·    Internal projects (backhauls, router, BTS installation)

Education and Experience

Education

·    Certifications such as CCNA, CCNP, or equivalent are preferred

·    Bachelor's degree in computer science, information technology, or a related field.

Experience

·    Proven experience as a NOC Engineer or in a similar network operations role.

·    Strong knowledge of networking protocols, such as TCP/IP, DNS, DHCP, SNMP, etc.

·    Proficiency in network monitoring tools and technologies, such as SNMP monitoring systems, packet analysers, etc.

·    Familiarity with network equipment, including routers, switches, firewalls, load balancers, etc.

·    Understanding of network security principles and best practices.

·    Ability to analyse and interpret network traffic and logs to diagnose issues.

·    Excellent problem-solving and troubleshooting skills.

·    Strong communication and interpersonal skills to collaborate effectively with team members and stakeholders.