Network Engineer – MPLS to SD-WAN Migration

SUMMARY:
Our client in the ISP environment is looking for a Network Engineer with experience in SD-WAN Migration. This is a 3 months short term contract to be based in Rosebank. The Network Engineer will play a critical role in the design, planning, and execution of network transformation projects, focusing on migrating enterprise customers from legacy MPLS architectures to modern SD-WAN solutions. This role ensures seamless transition with minimal disruption, aligning with the company’s cloud-first and digital transformation strategy.

POSITION INFO:
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.

• 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).

• 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.

• 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.

• 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.

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

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