Flashnet Tanzania Job Vacancy — ISP Network Administrator
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 hig...
ISP Network Administrator
Job Details
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Company: Flashnet Tanzania
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Department: Core Network & IT Operations
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Position: ISP Network Administrator
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Location: Dar es Salaam, Tanzania
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Employment Type: Full-Time
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Career Level: Middle
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Positions Available: 1
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Date Posted: August 14, 2026
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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.
Key Duties & Responsibilities
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Core & Edge Infrastructure: Manage core, aggregation, and access layer networks, including multi-vendor routers, switches, and Broadband Network Gateways (BNG).
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Routing & Protocols: Implement, optimize, and troubleshoot BGP, OSPF, ISIS, and MPLS protocols across multi-vendor network environments.
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Multi-Vendor Configuration: Configure, maintain, and support hardware from Juniper, Huawei, Cisco, and MikroTik.
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Subscriber Management & BNG: Administer Broadband Network Gateways (BNG) for subscriber authentication (PPPoE/DHCP), bandwidth provisioning, and Quality of Service (QoS) enforcement.
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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
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Education: Bachelor’s Degree in Computer Science, Telecommunications Engineering, Network Engineering, or a related technical field.
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Work Experience: 3 to 5+ years of hands-on experience as a Network Administrator or Network Engineer in an ISP or telecommunications environment.
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Technical Skills: Deep expertise in Layer 2/3 networking, IP addressing, VLAN structuring, BNG deployments, and multi-vendor routing/switching configurations.
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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:
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Email Address:
jobs@flashnet.co.tz -
Application Deadline: August 27, 2026
How to approach this opportunity
Before applying for Flashnet Tanzania Job Vacancy — ISP Network Administrator, review the requirements carefully, tailor your CV to the role, and follow the instructions shown in the advert before Aug 27, 2026.
- Identify 2-3 requirements from the advert and make sure they are clearly visible in your CV, cover letter, or application message.
- Prepare a short application message that mentions the exact job title and why you fit the role.
- Keep your phone and email active after applying so you do not miss interview or assessment updates.
Tailor your CV before applying
For Flashnet Tanzania Job Vacancy — ISP Network Administrator, align your CV with the location and role context: Dar es Salaam, Tanzania.
Questions to prepare for
Before interviewing for Flashnet Tanzania Job Vacancy — ISP Network Administrator, Dar es Salaam, Tanzania, prepare short answers backed by real examples from your experience.
Why do you think the Flashnet Tanzania Job Vacancy — ISP Network Administrator role is a good fit for you?
Which of your skills best match this position?
Give an example of an achievement or work challenge you solved.
How would you contribute to the organization if selected?
Which requirement in this advert best matches your experience, and what proof can you share?
How do you organize your work and deliver results within deadlines?
View sample application letter Dynamic draft tailored to this job post. Edit it before sending.
Refer to the letter heading above, I am writing to apply for the Flashnet Tanzania Job Vacancy — ISP Network Administrator position. After reviewing the advertised requirements, I believe my skills, experience, and commitment to professional results make me a strong candidate for this opportunity.
My background has prepared me to contribute effectively in jobs. I can bring relevant experience, strong attention to detail, and the ability to work responsibly with teams, clients, and organizational priorities. In tailoring this application, I would highlight evidence related to Flashnet Tanzania is seeking an experienced ISP Network Administrator to oversee the design, deployment, and day-to-day maintenance of its core, aggre....
I am especially interested in this role because it gives me an opportunity to apply my strengths, support the organization objectives, and continue growing professionally while delivering reliable results.
I have attached my CV and supporting documents for your review. I would appreciate the opportunity to discuss how my qualifications match this position before the application deadline of Aug 27, 2026.
Thank you for considering my application.
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