Multi-site network change has to improve architecture while protecting the user experience and day-to-day service through migration.
Professionalcompleted
Designing network transformation without losing the service
An anonymised professional perspective on moving multi-site networks towards a more resilient, supportable architecture.
Contribute discovery, target architecture, resilience principles and migration planning; make dependencies and operational ownership explicit before sites move.
The work created a clear basis for network modernisation and controlled transition. Client, employer, supplier, location and implementation details remain deliberately anonymised.
Abstract architecture / sensitive detail removed
01 Current-state discovery
02 Target architecture
03 Migration waves
04 Operational handover
My contribution
My work has included technical discovery, network strategy, target design, supplier discussions and migration planning. Delivery in professional environments involves wider engineering, service and supplier teams; this page does not imply that I personally performed every implementation task.
Public boundary
This is a deliberately high-level account. It contains no organisation identity, site count, commercial figure, internal topology, addressing, control detail or material that identifies a client or employer environment.
Notes to future me
What this project is teaching me.
- A target architecture is only useful with a credible migration path.
- Operational ownership should be designed before handover.
This page explains design intent and lessons without publishing credentials, private addressing, access paths, device identifiers or a complete security topology.