Job Title: Lead Engineer – Enterprise Network Operations Department: Engineering and Operations Location: Mumbai Reporting: Associate Director Network Operations Job Type: Full Time Shift: Rotational Shift 1. PRE-REQUISITES - Technical expertise on all or either of the following platform
Cisco catalyst and Nexus switching and wireless
Arista switching
HP/Aruba switching and wireless
Meraki switching and wireless
Mist wireless
Infoblox DDI
Strong troubleshooting skill sets
Conceptually strong in the following switching and wireless technology
HSRP/VRRP
STP/VTP
VSS/VPC
Ether-Channels, Stacking of switches (IRF, Cisco Stack)
Stand-alone AP, IAP, Flex-connects, Wireless bridge 1.

RESPONSIBILITIES - Engineers who have a passion for providing outstanding customer service.
24x7 support of Enterprise Networks of large global clients that have a distributed LAN/Wireless/DDI setup
Will be a part of a team of who are responsible for handling (switching/wireless/DDI) network operational/problem management issues.
Ticket resolution - work and resolve trouble tickets, handle ticket escalation
Queue Management - monitor ticket queue, ensure assignment/resolution and closure
Create Method Of Procedure and/or Standard Operating Procedure document




Plan and execute Change Management processes
Performance Tuning of network devices and create Service Improvement Plans
Plan and perform firmware upgrade
Work with hardware/software vendors to resolve problems
Train and mentor juniors
Act as an SME SPOC for certain network products
Interface with customer on calls and lead technical meetings
Assist in Root Cause Analysis (RCA)
Provide technical inputs for weekly/monthly customer service review reports
Any additional task given to the incumbent from time-to-time based on business needs 1. TRAINING AND CERTIFICATION - Cisco certification and Aruba /Juniper certification will be added advantage 1.

EXPERIENCE - Minimum 7 years of progressive, relevant experience and proven capability to work in a complex network workplace 1.

EDUCATION - Bachelor in Engineering - Computers/Electronics/Communication or related field
Graduate/Post Graduate in Science/Math/IT or related streams with relevant technology experience 1. OTHER SKILLS - Positive communication skills - written as well as verbal
Passion to work and learn recent technology
ITIL process awareness INDGN2026

📌 Network Infrastructure Specialist Mumbai
🏢 NTT Global Networks
📍 Mumbai