5 Networking jobs in Tanzania
Network Administrator
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The Network Administrator will be responsible for designing, implementing, maintaining, and supporting our network infrastructure to ensure maximum uptime and performance. The ideal candidate must be a hands-on professional with strong technical skills and a proactive approach to network optimization, troubleshooting, and security management
Responsibilities· Deploy, configure, and maintain LAN, WAN, wireless networks, and internet connectivity.
· Ensure 99.99% availability of the network infrastructure through proactive monitoring and preventive maintenance.
· Troubleshoot complex network issues involving routing, switching, firewalls, and wireless technologies.
· Manage and optimize performance of core Layer 2 and Layer 3 network protocols (e.g., VLANs, STP, BGP, OSPF).
· Administer firewall and security policies, including VPN setup, NAT rules, access control lists, and zone-based firewalls.
· Ensure timely backup and secure storage of device configurations.
· Maintain network documentation, diagrams, and change logs.
· Serve as Level 1 and Level 2 escalation support for all network-related incidents.
· Coordinate and communicate with internal stakeholders and external service providers to ensure adherence to SLA.
· Assist in IT-related projects requiring network involvement and infrastructure planning.
· Repair and recover from network hardware or software failures in a timely and structured manner.
· Participate in after-hours support rotations or emergency responses as required.
· Implement and manage network security systems to safeguard organizational data and infrastructure.
· Monitor network access logs and alerts for unauthorized activity or potential threats.
· Maintain compliance with organizational and regulatory security standards.
· Maintain updated inventory of all network hardware, tools, and spares
· Monitor the lifecycle of network licenses and ensure timely renewal and procurement
· Enforce standardized configuration templates across devices.
· Work closely with the ITSM/Service Delivery Manager to align network services with broader IT processes and strategic goals.
· Provide technical mentorship to junior IT staff.
· Document all operational procedures, incident reports, and changes in a structured knowledge base
RequirementsKnowledge and Experience· Bachelor’s degree in computer science, Information Technology, Telecommunications, or related discipline.
· 3–5 years of progressive experience in IP network administration.
· Solid understanding of networking concepts and protocols: TCP/IP, ARP, DHCP, DNS, STP, VLANs, Port Channels, etc.
· Strong command of Layer 3 routing protocols (BGP, OSPF).
· Experience with enterprise firewall systems, VPNs, and network security technologies.
· Proficiency in Linux administration and CLI-based configuration.
· Hands-on experience with enterprise-grade network monitoring tools such as Zabbix, SolarWinds, or PRTG.
· Familiarity with wireless infrastructure, including 802.11 standards, SSID management, and RF planning.
· Experience working in Telco, ISP, or high-availability environments.
· Understanding of NAC technologies like Cisco ISE, FortiNAC, or Aruba ClearPass.
· Knowledge of cloud networking and SD-WAN solutions.
· Experience in implementing or supporting VoIP systems
Industry certification (Highly preferred)
· CCNA / CCNP
· Juniper Networks Certified Internet Associate/Professional (JNCIA-Junos / JNCIS-ENT
· CompTIA Network+
· Fortinet NSE 4
Junior Network Administrator x 2
Posted 1 day ago
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