Sabenza IT

Network Engineer - ISP Core & Access Networks

Sabenza IT  •  Johannesburg, ZA (Onsite)  •  3 months ago
Apply
Save Job
Mark Applied Mark Interviewed Mark Offered
Hide Job Report Job
AI can make mistakes so check important info. Chat history is never stored.

Job Description


Job Purpose
Responsible for the design, implementation, maintenance, and optimisation of the ISP’s core, aggregation, and access networks. The role ensures high availability, performance, scalability, and security across all network services within a service provider environment.
Key Responsibilities

  • Maintain and support ISP core and access network infrastructure

  • Configure and manage Layer 2 switching and VLAN environments

  • Implement and support dynamic routing protocols (BGP, OSPF)

  • Manage peering, transit, and upstream routing policies

  • Design and maintain IP addressing plans and IP allocations

  • Monitor bandwidth utilisation and plan capacity upgrades

  • Troubleshoot complex network incidents

  • Support client onboarding, migrations, and solution design

  • Maintain accurate documentation and follow change management processes

  • Participate in after-hours standby and emergency support


Requirements


Minimum Requirements
Qualifications

  • Grade 12

  • Relevant IT qualification (preferred)

Certifications

  • Cisco Certification (CCNP preferred)

  • MikroTik Certification

  • Security+ (advantageous)

  • Valid Driver’s License

Experience

  • 5+ years in an ISP or service provider environment

  • Strong hands-on experience with switching, routing, IP networking, and bandwidth management

Key Competencies

  • Advanced knowledge of Layer 2 & Layer 3 networking

  • Strong troubleshooting and analytical skills

  • Ability to work under pressure

  • Detail-oriented and proactive

  • Strong communication skills
Sabenza IT

About Sabenza IT

Sabenza iT Recruitment is a Level 2 BBBEE company with more than 23 years of expertise in Information Technology recruitment. Our team comprises 20 recruiters dedicated to providing top-notch services in recruiting for sectors such as SAP, IT Developers, and IT Security, among others. Sabenza iT is proud to be a wholly South African-owned company.

Industry
IT & Software
Company Size
11-50 employees
Headquarters
Natal, Cape Town, Gauteng, ZA
Year Founded
2013
Website
sabenzait.co.za
Social Media