Network Engineer – MPLS to SD-WAN Migration

Datacentrix; Johannesburg; On-site; ZAR 200,000 - 300,000; Full time

Job summary

A data solutions firm in Johannesburg is seeking a knowledgeable Network Engineer to perform comprehensive network assessments and design SD-WAN solutions. Key responsibilities include creating migration strategies and providing implementation support. The ideal candidate will have experience in network audits and documentation. This role is essential for optimizing network performance post-migration and ensuring alignment with security frameworks.

Qualifications

• Experience in performing comprehensive network audits of MPLS environments.
• Ability to create High-Level and Low-Level Design documents for SD-WAN solutions.
• Effective collaboration with project managers on implementation timelines.

Responsibilities

• Perform comprehensive network audits of existing MPLS environments.
• Develop High-Level Design (HLD) and Low-Level Design (LLD) documents.
• Create phased migration strategies to minimize downtime.
• Assist in SD-WAN edge device configuration and policy deployment.
• Analyze network performance post-migration and recommend tuning.

Skills

Network Audits

SD-WAN Solutions

QoS Technologies

Network Security Policies

Project Management

Job description

Responsibilities

Network Assessment & Design

• Perform comprehensive network audits of existing MPLS environments, including topology, routing, QoS, and security policies.
• Develop High-Level Design (HLD) and Low-Level Design (LLD) documents for SD-WAN solutions, incorporating hybrid underlay (MPLS + DIA / LTE) where required.
• Ensure designs align with THE COMPANY’s standards, security frameworks, and customer requirements.

Migration Planning

• Create phased migration strategies to minimize downtime and risk.
• Define rollback plans and contingency measures for critical services (voice, APN, data center connectivity).
• Collaborate with project managers to develop detailed implementation timelines.

Implementation Support

• Assist in SD-WAN edge device configuration, policy deployment, and integration with existing infrastructure.
• Validate interoperability with third-party NNIs, firewalls, and cloud services.
• Support User Acceptance Testing (UAT) and post-migration performance validation.

Optimization & Documentation

• Analyze network performance post-migration and recommend tuning for QoS, routing, and security.
• Maintain accurate documentation of network diagrams, IP schemas, and configuration baselines.

Key Deliverables

• Network Audit Reports
• HLD and LLD documents
• Migration Runbooks and Rollback Plans
• Post-Migration Performance Reports

For more information please contact : Koketso Malete