M KIRUBAKARAN
Dindigul
Summary
Experienced professional with a strong background in technology-related roles. Proficient in telecom technical support. Skilled in problem-solving and troubleshooting. Capable of managing projects and collaborating effectively with teams. Committed to continuous learning and staying current with industry trends to contribute to organizational success.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Senior Engineer
Movate Technologies
03.2025 - Current
- Perform the RF10 report after site integration, and submit it to the T-Mobile customer.
- Checking RAN KPIs for all integrated LTE/NR sites, such as DL Traffic, RTWP, RSSI, and finally submitting the report to the customer.
- Checking RAN KPIs for macro sites, small cells, and baseband upgrade sites after integration is completed.
- Performing alarm monitoring of 4G/5G integrated sites, software version of BTS, status of cells, status of RET, and providing a final report to be shared with the customer on a daily basis.
- Performing KPI reports using the Nokia One Data tool and analyzing all KPIs for the RF10 report.
- Troubleshooting and rectification of alarms, such as internal/external, RET mismatched configuration, and locked state of cells.
- Coordinate with engineers to verify the RET configuration of 4G/5G sites using the Nokia NAS tool, and provide feedback to them.
Senior Software Engineer
LTIMindtree Ltd
02.2022 - 07.2024
- Worked as an OSS Engineer handling NetAct upgrades (Standard, VMware, and NZDT), RAN and Core integrations, OSS switchover, and Fast Pass (FP), Priority Package (PP) installation, and support of T-Mobile USD customers.
- Performed data collection and analytic platform (DCAP) installation, commissioning, and upgrade for monitoring NE’s in VMware Cloud, OpenStack platform for Bell Canada customer and T-Mobile customer.
- Performed central server and distributed server installation, and created new VMs for DCAP I&C and upgrade.
- Performed NetAct upgrades, both standard and NZDT upgrades, using script execution in PuTTY, OSS prechecks, backup and verification, Avamar backup upgrade, online/offline upgrade, Windows Node Manager upgrade, FP and PP installation, customization, SAT and TOL cases, and finally submitted the logs to the customer.
- Performed NetAct RAN and Core integration of 4G and 5G sites, such as SDL, PGW, SDLA nodes, switches, NCS, ZTS, NPC CNF, supported and troubleshooting of NetAct CM, SW, alarm upload failure cases, site re-integrations, PM, FM data fetching issues, and hanging of all NetAct applications.
- Performed all basic pre-checks and health checks of all OSS USD systems, NARC integration of CBIS, CBAM, Switch, SDL, PGW, SDLA, and ZTS. ZTS.
- Performed the switch-over activity of all OSS USD systems and made primary/secondary decisions based on customer requirements.
- Performed Fast Pass (FP) installation to support NE Upgrade and Priority Package (PP) for NetAct upgrade.
- Support for troubleshooting issues from upgrades, integrations, and checked with R&D, and give the final solution to the customer.
Integration Engineer
NR Switch N Radio Services Pvt Ltd
08.2020 - 12.2021
- Integration and commissioning of the Ericsson Baseband Unit 6630 (Baseband_radio_CX9024418_15-R7F45).
- Manage ASP teams from end-to-end activities like RF survey, 4G swap RRU/antenna installation, integration of nodes, RSA closure, alarms, and SCFT closure, and provide a final report to be shared with customers on a daily basis.
- Experienced in the swap project from Huawei to Ericsson, and supporting field engineers in performing script creation and loading to integrate sites without any alarms.
- Experience in Ericsson RRU’s 2219B1 (L2100), 4418B40 (L2300), 2219B3, UBR RADIO (L2100 + L1800).
- Performing the RF1 survey for swap activity and the addition of TSA, FSA, and TWIN beam.
- Troubleshooting and rectification of BBU for alarm clearance, and good experience in 2T2R, 4T4R conversion in Ericsson RRUs.
- Performed troubleshooting and rectification of the BBU for alarm clearance on-site after swap completion, and maintain the cell status of each sector, VSWR, fiber loss, RET settings, external alarm status, etc.
Engineer
CSS Corp Pvt Ltd
09.2019 - 03.2020
- Performed quality checking for all 4G/5G installed and integrated sites.
- To verify the new site's construction photos and 4G/5G installed sites' photos, and provide feedback to the T-Mobile and Sprint customers.
- Using the Talonview tool to maintain and verify all checklists, such as health and safety additional documents, civil, and tower checklists.
- Coordinate with field engineers to verify the quality of photos using the Talon View tool, and provide feedback to them.
- Network integration and support for field teams during the bridge conference call, and coordinating with them.
- Performing integration, commissioning, pre- and post-checks, and configuration for 5G, LTE, GSM.
- Remote integration, commissioning, and troubleshooting technologies of 5G N600, LTE 600/700 band using NetAct.
- All the actions and feedback are being captured in the ticket for that fault or complaint received from the customers.
EnodeB Engineer/TSSR Validator
Avacend Solutions Pvt Ltd
02.2017 - 06.2019
- As a Site Engineer responsible for end-to-end activities, such as enodeB installation to SCVT drive test closure.
- Performing quality checks for the sites, such as enodeB equipment, antennas, RRH, and all hardware components.
- Handling the team members for the RF Survey, RFE1 Survey, TSSR report validation, and also validating the standard quality as per the customer requirements.
- Converting the CDU site to the RDU site and the RRH swap activity in LTE sites.
- Coordinate with field teams to monitor and guide online field activity, validate the field data, and upload it in the GIS tool.
- As a TSSR report maker, prepare the TSSR in the GIS Workflow Manager, including EMF report preparation using the calculation method and the broadband method.
- Performing eNodeB installation, ATP11A, ATP11B, eNodeB integration, and hardware replacement, such as swap (CDU/RDU).
- Coordinate with field engineers for hardware-related issues to clear alarms and site-down rectification through backend support using LSMR.
- Coordinate with field teams for LTE eNodeB integration for 4G 2300, 1800, and 850 bands, and commissioning using remote.
- Performed pre-check audits before upgradations, and post-check audits of enodeB after upgradations.
RF Drive Test Engineer
Kutumbh care Pvt Ltd
02.2015 - 04.2016
- Perform drive test analysis using X-Call.
- Performed the SCFT drive using the XCAL application to check the VoLTE call, stationary test.
- Performed site lock and unlock, checking enodeB using the LSMR tool, and Cisco IPv4, IPv6 reachability, and final reports to be shared with the customer on a daily basis.
- Performed and monitored RSRP, RSRQ, RSSI, SINR, CQI, and PCI during the drive test.
- Handling the team members for the RF survey, driving tests, maintaining, validating the standard quality as per the customer requirements, and performing MRO tests.
- Support for Drive Test Engineers to improve KPIs, such as optimization (E-Tilt and M-Tilt).
- Monitoring the call progress, call drop, and performing sector-wise drive tests, and finally uploading the log files, and performing CLOT drive using the XCAL application to check VoLTE long/short calls DL/UL throughput.
- Performed drive test and optimization, which includes signal strength and quality of service.
Education
B.E - ECE
RVS College of Engg & Tech
DindigulHigher Secondary Education -
CSMA Higher Secondary School
DindigulSSLC -
Kalaimagal High School
VadamaduraiSkills
- Nokia NetAct RAN & Core Integration
- Nokia NetAct Upgrade
- Windows upgrade
- Avamar backup upgrade
- Nokia DCAP I&C, and upgrade
- Ericsson RAN Integration
- Samsung eNodeB integration
- Linux
- VMware
- NetAct I&C
- NetAct Admin
- OSS integration
- Alarm monitoring
- RF optimization and drive test
- Network troubleshooting
Certification
- NetAct I&C
- NetAct Admin
Tools Used
- NetAct(Nokia)
- One data(Nokia)
- NAS(Nokia)
- Talon view(Nokia)
- Sales Force
- Cygwin & Moshell(Ericsson)
- LSMR(Jio)
- SITEFORGE(Jio)
- Net velocity
- JIO Coverage Platform(Jio)
Timeline
Senior Engineer
Movate Technologies
03.2025 - Current
Senior Software Engineer
LTIMindtree Ltd
02.2022 - 07.2024
Integration Engineer
NR Switch N Radio Services Pvt Ltd
08.2020 - 12.2021
Engineer
CSS Corp Pvt Ltd
09.2019 - 03.2020
EnodeB Engineer/TSSR Validator
Avacend Solutions Pvt Ltd
02.2017 - 06.2019
RF Drive Test Engineer
Kutumbh care Pvt Ltd
02.2015 - 04.2016
B.E - ECE
RVS College of Engg & Tech
Higher Secondary Education -
CSMA Higher Secondary School
SSLC -
Kalaimagal High School