Network Engineer with experience in a number of companies.
After many years of working hands on with devices, I’ve decided to get my CCNP R&S certification before the new exams roll in Feb 23.

Ciena (most recent - 2 years)
Cisco (14 years - Devtest for Service provider producs CRS/XR/GSR/Nexus).
Alcatel/Nokia (2 years).
Genband/Ribbon Technologies (Layer 4)
Motorola (Vanguard Routers).
Nortel (SONET/DMS Voice)