IT Network Administrator at MainOne

Department: Corporate Services & Development
Job Type: Permanent

Responsibilities
The IT Network Administrator will be responsible for the following:

• Perform network maintenance and system upgrades including service packs, patches, hotfixes and security configurations.
• Monitor performance and ensure system availability and reliability.
• Monitor system resource utilization, trending, and capacity planning.
• Provide Level-2/3 support and troubleshooting to resolve issues.
• Work within the established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure.
• Select and implement security tools, policies, and procedures in conjunction with the company’s security team.
• Liaise with vendors and other IT personnel for problem resolution.

Qualifications, Skills & Competencies

• A minimum of HND / BSc. Degree in Computer Science Electrical / Electronics Engineering or in a related discipline.
• 5 - 7 years experience in designing, implementations of LAN/WAN networks, Network and Cyber Security industry experience.
• Network+ or CCNP in Routing & Switching or Security is required. MCSE certification is a plus.
• Hands-on knowledge of Cisco routers/switches and Cisco/Fortigate Firewalls.
• Hands-on experience in Routing protocol, OSPF/EIGRP/BGP.
• Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS).
• Basic understanding of network services, DHCP, DNS, Proxy, NAT etc.
• TCP/IP network design and configuration.
• Network Documentation skills.
• Experience working with Cisco Identity Services Engine (Cisco ISE).
• Good understanding of Voice over IP technology and Cisco CUCM (Cisco preferred).
• Hands-on experience in Enterprise wireless implementation.
• Ability to demonstrate knowledge of IT security skills in Encryption, Endpoint protection, Email protection.
• Basic knowledge of Microsoft Active Directory Infrastructure, Windows server operating system DNS, DHCP and Microsoft Exchange Servers.
• Sound knowledge of TCP/IP, IPv4 and CIDR.

Demands of the Job

• Process-driven, with strong analytical and planning skills.
• Technical & Professional proficiency.
• Strong coaching and team leadership skills.
• Very good problem-solving and troubleshooting skills.
• Excellent customer service orientation.
• Vendor relationship and negotiating skills.
• Business communication and project management skills.
• Ability to communicate effectively with relevant areas of the business.
• Knowledge of and experience with: Information systems security, Unix/Linux, Windows AD, LANS/WANS; OSI Layer & Network protocols.