20 Sep 2024

Senior Networks & Infrastructure Administrator at cGrate Zambia

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Job Description


Position Overview

The Senior Networks & Infrastructure Administrator provide planning, documentation, setup,
configuration and management of our systems infrastructure and network nodes i.e. links, radios,
switches, routers, firewalls and servers.

Job Responsibilities

1. Network Planning:

  • Assessment of current network infrastructure & identify strengths, weaknesses,
    opportunities, and threats.
  • Capacity planning to ensure that the network can handle the current and anticipated load.
  • Design for security, redundancy and high availability to minimize downtime and exposure.

2. Network Documentation:

  • Provide a detailed network architecture design for all the network nodes and servers.
  • Provide a detailed network CMDB with IPs, VLANs, Network node ports & server port details.
  • Maintain/Manage the updating/revision of the architecture & CMDB documents.

3. Network Configuration:

  • Configuration of network nodes access security by following the best practices.
  • Configuration of nodes interface IP addresses, routing, access control lists, DHCP, VLANs etc.
  • Configuration of partners S2S VPNs and management of end users VPN access.

4. Network Management & Support:

  • Day to day support with any reported network issue which might require inhouse support or
    partner support.
  • Day to day support with network administration i.e. VPN users profile definition, editing and
    removal.
  • Day to day network configurations backup on the network nodes and servers.
  • Day to day end user support for any reported network challenges.
  • Prepare weekly and monthly network performance reports.

5. Network Monitoring & Fine Tuning:

  • Network monitoring tool implementation and management.
  • Day to day network nodes performance & links bandwidth monitoring.
  • Plan to introduce strategic configurations/links/nodes to improve the network performance.

6. Infrastructure Administration:

  • Addition of new infrastructure on the network.
  • Systems infrastructure maintenance.

Organizational Alignment

  • Reports directly to the Head – Information & Technology.

Qualifications

  • Bachelor’s degree in networking engineering, or a related field.
  • Proven experience as a networks administrator or in a related role.
  • Professional certifications like CCNA/CCNP/ CompTIA Network+ is a plus.
  • Experience in managing S2S/end users VPNs is a plus.
  • Experience in managing Linux servers network configuration is a plus.
  • Strong analytical, problem-solving, and critical-thinking skills.
  • Excellent communication and interpersonal abilities
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Method of Application

To apply for this job email your details to [email protected]

 September 28, 2024




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