Network Administrator

The Network Administrator- IT Infrastructure is responsible to administer the Bank LAN and WAN and to maximise the availability, confidentiality and integrity of the network infrastructure. He is also responsible to recommend and evaluate changes and new solutions to optimize the network.

KEY RESPONSIBILITIES:

• Design network specifications by analysing workflow, access, information, and security requirements.
• Defining network policies and procedures;
• Maintains network maps of all sites.
• Analysing network performance issues including availability, utilization, throughput, and latency.
• Experience in network monitoring systems
• Maintains network performance by performance tuning.
• Troubleshooting network problems and escalating to vendor.
• Investigate, recommend and install enhancements and operating procedures that optimize network availability.
• Perform network component upgrades by testing, evaluating, and installing enhancements and patches.
• Maintaining administrator documentation.
• Implement network security, including building firewalls, applying cryptography to network applications, backup and disaster recovery plans.
• User network access management, monitoring and control.
• Administer next generation network and application firewalls.
• Administer IPS
• Administer endpoint security software and deployment
• Administer proxies
• Administer email gateway
• Experience in IP telephony
• Experience in Load balancers
• Provide technical expertise in RFP & RFQ preparation & evaluation
• Evaluate and/or recommend purchases network hardware and software.
• Plan and review replacement of equipment
• Vendor Management

PREREQUISITES:

• Degree holder in IT or other qualification acceptable to the bank
• Minimum 1 year experience as a network administrator in a complex environment preferably in the banking sector. 

 SKILLS:

• Significant experience with the use of the network monitoring and diagnosis tools
• Hands on experience in networking, routing and switching
• Advanced knowledge of routing and switching.
• Possession of a Cisco certification such as CCNP or CCNA is an advantage
• Juniper, Cisco, CWNA or BCNE training desired
• Must have exceptional well-rounded skills to quickly troubleshoot, identify and remediate operational issues proactively identify and tune network performance across a variety of Cisco technologies
• Experienced in working within an IT support function
• Experience with firewalls, Internet VPN’s remote implementation, troubleshooting, and problem resolution
• Working experience on Firewalls
• Critical thinker and problem-solving skills
• Team player