ROLE SUMMARY The Storage Patching Tower Lead (Onshore) is the primary storage interface to client L2/L3 and vendor liaisons during Canada hours. This role owns the full storage firmware/microcode patch lifecycle across an 811 PB estate spanning IBM (DS8000/SVC/Storwize), Dell EMC (PowerStore/VMAX/VNX), NetApp (ONTAP), and HPE (3PAR/Primera) platforms — planning non-disruptive upgrades (NDU), validating multipathing and failover health, and owning tower compliance reporting.

ROLE IN THE OPERATING MODEL

- Tower/pod lead and SME for storage patching — primary storage interface to client L2/L3 and vendors-via-client during Canada hours and weekend windows
- Coordinates NDU windows with client L2/L3 and application teams; owns Storage tower compliance reporting




- Operates as storage execution layer under client direction; storage architecture/design remains client L2/L3 owned
- Directs offshore storage SMEs during onshore hours; manages escalation within agreed SLTs

KEY RESPONSIBILITIES

- Plan and execute controller firmware/microcode, array OS (e.g., NetApp ONTAP), and HBA/driver patching across IBM, Dell EMC, NetApp, and HPE arrays
- Plan non-disruptive upgrades (NDU); validate multipathing, failover, and health pre-checks before each window
- Coordinate SAN/NAS and switch firmware (Brocade/Cisco MDS) cycles with client L2/L3
- Maintain EOL/EOS lifecycle tracking, capacity/health pre-checks, and compliance posture; update CMDB
- Perform RCA and rollback; escalati…

📌 Storage patching SME (Toronto)
🏢 Cognizant
📍 Toronto