RAMESH SUBRAMANIAN
Chennai
Summary
- Accomplished professional with extensive experience in RAN, LTE, and Transmission field-level implementations, as well as Operations and Maintenance
- Proven track record in Network performance and ensuring reliable service delivery
- Adept at delivering RAN solutions and providing technical support to customers
- Expert in ensuring 24/7 operational integrity across Active, Infra, ISP, OSP, and FTTH
- Specialized in RAN and core network protocols, including 4G/5G technology
- Extensive experience in Telecommunication solution for Substations i.e. SDH over fiber optic, PDH Multiplexers, Telephonic Exchanges
- Well-versed in Configure and verify the Industrial Ethernet solutions & LAN (Switching and Routing)/WAN/VoIP
- Troubleshoot and resolve deployment and integration issues, collaborating with multiple vendors and teams
- Managing a team of more than 50 people
Overview
20
20
years of professional experience
1
1
Certification
Work History
Cluster Experience Manager
Bharti Airtel Ltd
12.2023 - 09.2024
- Responsible for Network Operations SLA & KPI
- Responsible for Active RF, RAN and MW Transmission Network Availability
- End-to-end coordination of Operations and Maintenance, encompassing multiple vertical including Passive Infra, ISP, OSP & FTTH for field-level requirements
- Engaging with key architects from Business Units and field teams for 2G, 4G, and 5G
- Responsible for monitoring 2G, 4G, and LTE RAN basic KPIs, including RRC, CSSR, ERAP and HOSR
- Responsible for monitoring TXN parameters, including TNL, TWAMP, CRC and RSL
- Expertise in managing own infra sites and coordinating with equipment vendors
- Aligning and coordinating for Project related activities like site relocation, MW to FTTH conversion, new POP loading, MW rerouting and POP migration
- Responsible for Monthly NWA sign off with Passive Infra, ISP, OSP & FTTH
- Responsible for day-to-day operations & achieving CAPEX and OPEX cost savings
- Engaging with field team for Safety harness like EHS, OHS & PTW
- Monthly rollout of new site acceptance testing (AT) for RAN and MW hop and sign-off
- Achieved and consistently maintained network availability above 99.90%
- Consistently ranked in the Top 3 for PAN India parameters across 29 circles
- During the last cyclone, 2,500 sites were affected, with 99% restored within 5 days
- Individual recognition for restoring the network during the MIGJAUM Cyclone in 2023
Cluster Experience Manager
Ericsson
02.2019 - 11.2023
- Primarily responsible for network field operations and maintenance in Chennai
- Responsible for RAN network operations related to backhaul, macro, small cell and indoor sites/equipment
- Responsible for MW alarm clearance, software upgrades, RX level deviation, E1 routing, and troubleshooting TXN hops
- Responsible for PTW approval, ensuring proper PPE for tower climbing, and enforcing night hour climbing restrictions
- Involves working at heights, including rooftops, remote areas, and during night hours
- Responsible for resolving site/sector downtime, addressing customer complaints, and troubleshooting RAN/BSS quality-impacting alarms and zero traffic issues
- Achieved and consistently maintained network availability above 99.90%
- The last pandemic period, we continued operations and achieved NWA above 99.80%
Zonal Head
Ericsson
07.2016 - 01.2019
- Dedicated support for handling customer issues
- Expertise in providing technical support for the Field operation of 2G, 3G, FDD & TDD Networks
- Responsible for solving E2E Transmission related Quality impacting alarms of MLTN, RTN, FTTH and IWAN
- Transferring knowledge to Ericsson's customers for the efficient operation of BSS, LTE and microwave elements
- Field operations and maintenance for Ericsson, Huawei and NSN equipment
- Achieved and consistently maintained network availability above 99.90%
- During the Gaja cyclone, over 2,000 sites were down, with 99% restored within 10 days
- Awarded by the customer for network restoration during the GAJA cyclone in 2018
- Awarded by the customer for network restoration during the Vardha cyclone in 2016
Zonal Technical Manager
Ericsson
07.2013 - 07.2016
Transmission Subject Matter Expert
Ericsson
12.2010 - 07.2013
Engineer
Ericsson
07.2008 - 11.2010
Assistant Manager
Tata Teleservices
02.2008 - 06.2008
BSS Support Engineer
TCIL
11.2006 - 12.2007
Project Leader
ACME Telecom & Network Solution
09.2005 - 10.2006
Team Leader
ACME Telecom & Network Solution
03.2005 - 08.2005
Education
Bachelor of Technology - Telecommunication Engineering
RVD Deemed University College of Engineering
05.2010
Diploma - Electronics & Communication Engineering
SCSM Polytechnic
06.2003
Skills
- Solutions ENB
- RAN
- ORAN
- LTE
- 5G
- E2E TXN
- Windows
- MS Office
- Network Element
- Ericsson
- Huawei
- Nokia
- Nortel
- Network Management
- Ericsson ENM
- Huawei U2020
- NIAM
- Remedy
Accomplishments
- Migjaum Cyclone Restoration 2023 Individual performance for fastest site Restoration
- Gaja Cyclone Restoration 2018 Individual performance for fastest site Restoration
- Vardha Cyclone Restoration 2016 Individual performance for fastest site Restoration
- Ericsson ACE Award Winner 2016
- Ericsson ACE Award Winner 2010
Languages
English
Tamil
Hindi
Telugu
Malayalam
Personal Information
- Date of Birth: 09/05/83
- Gender: Male
- Nationality: Indian
Certification
- Survival Sciences, INVICTUS - Ericsson
- GSM OSS-RC 6 Radio Network Optimization - Ericsson
- WCDMA W10 Air Interface - Ericsson GSM BSC Operations - Ericsson
- TXMN Workshop (ML-E, MLHC, TN & AXX) - Ericsson
- Nokia Ultra Site GSM/EDGE BTS Commissioning - Nokia
Timeline
Cluster Experience Manager
Bharti Airtel Ltd
12.2023 - 09.2024
Cluster Experience Manager
Ericsson
02.2019 - 11.2023
Zonal Head
Ericsson
07.2016 - 01.2019
Zonal Technical Manager
Ericsson
07.2013 - 07.2016
Transmission Subject Matter Expert
Ericsson
12.2010 - 07.2013
Engineer
Ericsson
07.2008 - 11.2010
Assistant Manager
Tata Teleservices
02.2008 - 06.2008
BSS Support Engineer
TCIL
11.2006 - 12.2007
Project Leader
ACME Telecom & Network Solution
09.2005 - 10.2006
Team Leader
ACME Telecom & Network Solution
03.2005 - 08.2005
Diploma - Electronics & Communication Engineering
SCSM Polytechnic
Bachelor of Technology - Telecommunication Engineering
RVD Deemed University College of Engineering
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