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Network Engineer â MPLS to SD-WAN Migration

Data CentrixJohannesburg, South Africa

11 days ago

Job description

Qualifications / Certifications and Experience Required :

Matric plus Diploma in IT or related field
CCNP Enterprise or equivalent (SD-WAN specialization preferred).
Security+ or equivalent for compliance awareness.
5+ years in network engineering roles, with at least 2 years in WAN transformation or SD-WAN projects.
Proven experience conducting detailed network audits and producing actionable reports.
Track record in large-scale migrations and hybrid network designs.

Required Skills and Experience :

Technical Expertise

Strong knowledge of WAN technologies : MPLS, BGP, OSPF, QoS, IPSec VPN.

Hands-on experience with SD-WAN platforms (e.g., Cisco Viptela, Fortinet, Aruba EdgeConnect, or similar).

Familiarity with cloud connectivity (Azure, AWS) and security frameworks (SASE, Zero Trust).

Key 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 COMPANYs 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

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Network Engineer • Johannesburg, South Africa

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