Flashnet Tanzania At ISP Network Administrator

Job Details  

• Company: Flashnet Tanzania
• Department: Core Network & IT Operations
• Position: ISP Network Administrator
• Location: Dar es Salaam, Tanzania
• Employment Type: Full-Time
• Career Level: Middle
• Positions Available: 1
• Date Posted: August 14, 2026
• Closing Date: August 27, 2026

Role Overview

Flashnet Tanzania is seeking an experienced ISP Network Administrator to oversee the design, deployment, and day-to-day maintenance of its core, aggregation, and edge network infrastructure. The primary focus of this role is to maintain high network availability, manage routing and subscriber management systems (BNG), implement security protocols, and support ISP infrastructure scalability. 

Jobs

Key Duties & Responsibilities

• Core & Edge Infrastructure: Manage core, aggregation, and access layer networks, including multi-vendor routers, switches, and Broadband Network Gateways (BNG).
• Routing & Protocols: Implement, optimize, and troubleshoot BGP, OSPF, ISIS, and MPLS protocols across multi-vendor network environments.
• Multi-Vendor Configuration: Configure, maintain, and support hardware from Juniper, Huawei, Cisco, and MikroTik.
• Subscriber Management & BNG: Administer Broadband Network Gateways (BNG) for subscriber authentication (PPPoE/DHCP), bandwidth provisioning, and Quality of Service (QoS) enforcement.
• Network Monitoring & Security: Monitor traffic performance, manage system upgrades, enforce Access Control Lists (ACLs), administer RADIUS/AAA servers, and deploy DDoS mitigation strategies.

Qualifications & Requirements

• Education: Bachelor’s Degree in Computer Science, Telecommunications Engineering, Network Engineering, or a related technical field.
• Work Experience: 3 to 5+ years of hands-on experience as a Network Administrator or Network Engineer in an ISP or telecommunications environment.
• Technical Skills: Deep expertise in Layer 2/3 networking, IP addressing, VLAN structuring, BNG deployments, and multi-vendor routing/switching configurations.
• Professional Certifications (Preferred): Active professional certifications such as CCNA/CCNP, JNCIA/JNCIP, HCIA/HCIP, or MTCNA/MTCRE.

How to Apply

Qualified candidates should submit their Curriculum Vitae (CV) showcasing relevant ISP engineering experience via email:

• Email Address: jobs@flashnet.co.tz