Silicon Avenue, Cybercity, Ebene 72201, Mauritius

Network Administrator

Full Time
Posted 5 months ago

Roles & Responsibilities

  • Plan, design, and implement network solutions that meet the business needs and objectives
  • Configure, maintain, and monitor network and communication devices, such as routers, switches, firewalls, load balancers, WIFI access points, servers, etc.
  • Troubleshoot and resolve network issues, such as connectivity, performance, security, etc.
  • Ensure network security and compliance with policies and standards.
  • Provide network support and assistance to end-users and other IT staff.
  • Document network configurations, procedures, and changes.
  • Research and evaluate new network technologies and products.
  • Perform network upgrades, backups, and maintenance.
  • Define the Network architecture and implement using the best industry practices.
  • Ensure resources, technology & tools are in place to support the delivery of IT services on 24×7 basis with the required performance.
  • Responsible for the inventory of network assets and follow established procedures for decommissioning and scrapping of company assets.
  • Ensure the smooth running of critical systems, WAN, Internet lines & other point-to-point connectivity, etc.
  • Monitor performance of communication lines using PRTG and/or any other tools.
  • Ensure all inter-cabling connectivity among collocated server racks are neat and labeled; maintain an updated interconnectivity diagram between routers to firewalls, firewalls to load balancers, and switches to servers.
  • Update the latest version of network (LAN/WAN) and server topologies.
  • Ensure managed hosting services & network systems run as per the colocation agreement; Scrutinize/ understand the contract clauses for the proper delivery of service by the ISP.
  • Renew the URLs and manage the SSL certificates with the Certification Authority.
  • Ensure the proper running of the on-premises PABX system till it is decommissioned.
  • Understand & follow the configuration of Cloud PABX system with the service provider.
  • Maintain an up-to-date listing of licenses and support renewals, for instance:
    • Data center colocation and communication lines for all sites,
    • Managed services for routers, switches, firewalls,
    • Cloud PABX system,
    • Software load balancers,
    • URLs and Digital Certificates.
  • Perform root cause analysis of recurring technical problems & identify solutions to resolve issues.
  • Interact/negotiate with suppliers, managed service providers, contractors for proactively managing the network and IT Infrastructure.
  • Collaborate with colocation service provider and escalate complex technical issues till the issues are resolved.
  • Provide written justifications for acquiring high-end hardware/software.
  • Proficient in documenting complex network matters in a precise format.
  • Study current/upcoming network and network security requirements for budget estimation, determine capacity planning for short & medium term.
  • Adhere to the established Procurement policy for all Network/Communication related purchases.
  • Enforce the application of change management procedures with colocation service providers and internal staff.
  • Assist Network Engineer to ensure the switchover of public IPs to the DR site with the ISP.
  • Ensure risks to information are properly managed & security is embedded within networking processes.
  • Involve in the security implementation based on ISO27001 control guidelines.
  • Follow & adhere to the procedures of data privacy and protection.
  • Assist Network Engineer in drafting responses to audit queries relating to Network, Communication & Network Security.
  • Produce incident reports on Network/Communication disruptions and/or prolonged outages.
  • Keep updated with technology trends & propose innovative solutions.
  • Prioritize & execute tasks in a high-pressure environment within tight deadlines.
  • Work in collaboration with DevOps team and implement/address the requirements of microservices platform such as Kubernetes.
  • Any other cognate duties related to Network & Network Security as directed by the Head of Department.

Qualifications and Certifications

  • Diploma in Computer Science or any other equivalent acceptable qualifications.
  • Certified in any one of the fields: CCNA, NSE, CompTIA+ or any other.
  • Knowledge of Information Security and/or ISO27001 implementation will be an advantage.

Experiences and Skills

  • At least 2 years’ experience in Network Administration or security or in a similar role.
  • Network & Communication concepts: OSI, TCP/IP layers, WAN, Switching, Routing, Subnetting, network troubleshooting tool, Load Balancing and PABX on premise or on cloud.
  • Knowledge of Network Security: Firewalling, Log analysis, VPN-IPSEC, SSL-VPN, VPN Tokens.
  • Knowledge of Windows operating systems and Active Directory.
  • Good written, oral, and interpersonal communication skills.
  • Knowhow in setting up of any monitoring tools like Zabbix/PRTG/Nagios/Prometheus.

Job Features

Job Category

Network, Infrastructure and Security

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