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Network Engineer - ISP Core & Access Networks

icon building Company : Sabenza It
icon briefcase Job Type : Full Time

Number of Applicants

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Job Description - Network Engineer - ISP Core & Access Networks

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


Original job Network Engineer - ISP Core & Access Networks posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
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