Ashish Kumar
Noida
Summary
Telecom RAN Professional with 12 years of hands-on experience in Fault Management, Site Integration, Reconfiguration, and Software Upgrades across 2G, 3G, 4G LTE, and 5G NR networks. Skilled in Nokia NetAct (OSS) for real-time alarm monitoring, remote site integration, and KPI optimisation (Accessibility, Retainability, Mobility). Executed end-to-end software upgrade activities, ensuring system reliability and performance through strategic pre/post health checks and KPI audits. Focused on optimising network operations and enhancing service quality.
Overview
12
12
years of professional experience
Work History
Software Upgrade Services (SUS) Engineer at NOKIA
Customer: -T-Mobile USA
02.2022 - Current
- Planning & Preparation: Review Nokia release upgrade MOPs and impact-analysis documents; execute step-by-step MOP procedures for upgrade schedules and feature activation.
- Pre-Upgrade Audits: Conduct pre-checks on target nodes — software health, active/standby bank status, alarms, hardware compatibility, and database backups and SW config and all related to pre check as mentioned in the MOP.
- Developed contingency and fallback procedures to address upgrade failures during maintenance windows, ensuring minimal service disruption.
- Live Execution: Push software builds packages remotely via Nokia NetAct platforms; execute software bank activation, P1 features updates, and scheduled reboots during low-traffic hours (00:00–06:00).
- Feature Activation: Apply XML scripts and parameter changes to enable new target software and features post-upgrade.
- Post-Upgrade Verification: Perform health checks and alarm audits; validate KPIs (drop rates, handover success rates, throughput) to confirm normal service.
- Collected logs (EMIL, SYS TTI & BIP, RU, Teppo Chile Beamer) for R&D analysis, facilitating efficient issue resolution and enhancing software reliability.
- End-to-End Upgrades: Executed software upgrades across 4G (eNodeB) and 5G NR (gNodeB) base stations during critical maintenance windows.
- Network Auditing: Conducted network-wide audits — RF sharing audits, CMAS (Commercial Mobile Alert System) audits, and parameter audits — to ensure baseline consistency across cells.
- Advanced Feature Enablement: Managed complex parameter modifications and implementation via CM Editor.
- Post-Upgrade Fault Isolation: Led troubleshooting across multi-RAT environments (2G/3G/4G/5G) to isolate software regression bugs, KPI degradation, and transport connectivity drops.
- FOA Project — IODT (Interoperability Device Testing): Feature activation per customer and device-team requirements; X105 CS testing for Qualcomm.
- Delivered key features for various projects, including UE Power Saving and Inter-gNB NR DC: CB012631 — UE Power Saving: DCI-based SSSG Switching plan creation, CB008490 — Inter-gNB FR1–FR2 NR DC for Fixed Wireless Access (plan creation for FIFA World Cup 2026), CB006449 — UL CA T+T feature activation, CB008225 — RRC Inactive State transitions under same gNB (SA mode), CB011041 — Paging enhancements to RRC Inactive state.
- TMO IODT sites upgraded to 26R3 5.0TD for feature testing.
- Alarm Monitoring: Monitor NetAct and NAF alarms for critical events — Cell Down, Site Down, eNB/gNB unreachable, transmission failures, hardware alarms; present active and history alarms in internal and customer calls.
- Fault Diagnosis & RCA: First-level troubleshooting via alarm/CM history, site and connectivity status, CR activities (Axiom tool), and KPI impact (One-Data); identify root cause across Radio, Transmission, Power, Core, Hardware, and Software domains.
- Executed systematic collection of RNW, SCF, SW, and Cell dumps to facilitate troubleshooting during upgrades.: RNW, SCF, SW, and Cell dumps for all target sites during Upgrade in the BH.
- Escalated unresolved issues to market teams with detailed logs, alarms, and traces; ensured follow-through to resolution, improving overall team response time.
- Dual-Side Log Analysis: Capture synchronized logs during test failures — UE side (Qualcomm QXDM/QCAT) and Nokia BTS side (Syslogs, TTI logs, L1/L2 traces, BIP PCAPs); isolate anomalies to Nokia software bugs, chipset firmware issues, or 3GPP deviations.
- Joint Debugging & Defect Lifecycle: Live debugging sessions with chipset vendors (Qualcomm, MediaTek) and device OEMs (Apple, Samsung); raise PRs/Jira tickets with reproduction steps, timestamped traces, and PCAPs for Nokia R&D.
- Modified SI and NSI parameters using NetAct CM-editor during drive tests.
- Audited features after activation when KPIs degraded.
Fault Management (FM) Engineer at NOKIA
Customer: Vodafone Idea
09.2017 - 12.2021
- Worked on Nokia 5G, TDD M-MIMO AirScale BTS installation and commissioning.
- Back-end support for commissioning and integration: AirScale TDD/FDD/M-MIMO, SRAN/SBTS, Small Cell, CABEX.
- Installation & commissioning of Flexi Edge, Ultra, MR, 3G, and 4G (FDD & TDD) BTS; LWG (LTE+WCDMA+GSM) in a single system module.
- Installation & commissioning of Flexi Edge BTS on Packet Abis.
- Executed BTS swapping processes, including Ultra to Flexi and Flexi to MR, ensuring alignment with customer specifications and improving system performance.
- Nokia New sites alarm monitoring and Parameters changes via NetAct.
- Alarm monitoring with field engineers; external alarm definition/testing with infra team; EMF reporting to RF team.
- Remote support to field engineers for software upgrades; throughput issue support for RF team.
- Coordination with RF and Transmission teams for XCF/XML readiness across planned technologies; logical AT requests to GDC team; 2G site creation support.
- Traffic shifting and end-to-end VLAN mapping on NEC and ZTE transmission.
- Transmission equipment: NEC, Flexi Packet Hub, ZTE, Ceragon IP-20 (N & G)/IP-10, Huawei RTN; microwave link installation, alignment, and link-up.
- Working knowledge of 2G BSC 3i commands; GSM swapping for 2G/3G/4G; CRFS, SBTS, and SRAN technologies.
- Delivered L900, L1800, L2100, and L2500 projects for VIL, contributing to network expansion and service enhancement.
- Collaborated with theVodafone Idea team in Lucknow on network projects.
- Acquired 5 years of hands-on experience with Nokia NetAct and OMS systems, enhancing operational support capabilities.
- Oversaw the maintenance and repair of telecommunications equipment, minimising downtime and maintaining service quality.
- Tested equipment, machinery and instruments to assess proper functioning.
- Troubleshot voice and data cabling to determine data transmission across different systems and devices, supporting network connectivity.
BSS FLM Engineer
NOKIA
01.2016 - 08.2017
- Functioned as O&M engineer for Bharti Airtel in Bihar and Jharkhand, managing network operations and maintenance.
- Operation and Maintenance for Nokia BTS: Ulta, flexi, MR BTS, 3G and 4G BTS.
- Commissioning and troubleshooting of Nokia Ultra, flexi, MR BTS and Nokia Microwave like FIU.
- Operation and Maintenance for Microwave: Hybrid, Nokia FIU, Ceragon ip10, 20 and 20c and NEC.
- Performed call testing at site to analyse and troubleshoot issues related to muting and non-reachable announcements, ensuring service reliability.
- EDAP Implementation in 2G and 2G site integration in Ultra and flexi.
- BTS and BSC alarms and 3G alarm monitoring from OSS and BSC Reflection Tool and Citrix and OMS and Clear Unwanted alarms from BSC.
- Conducted acceptance testing for new sites to verify operational readiness and compliance with specifications.
- Created and deleted TRX configurations on site to ensure optimal network performance. and giving TRX reset and working after new TRX addition.
- ET Creation and status UP from BSC.
- Client: Bharti Airtel (Ranchi)
Site Engineer
Entire Telecom services
09.2014 - 12.2015
- Installed and commissioned Flexi Edge BTS, Nokia Ultra BTS, and MR BTS, enhancing network capacity and coverage.
- Executed BTS swaps between Ultra, Flexi, and MR, facilitating efficient network upgrades. (Ultra to Flexi, Flexi to MR).
- Installation & Commissioning of Nokia Transmission Equipment such as RRI, E1T1, FIU,FIFA and Flexi Hybrid.
- Installation & Commissioning of Nokia 3G.
- Worked on Ceragon transmission equipment like IP-20(N & G) & IP-10.
- Conducted site survey to determine requirements for new BTS and GSM antenna installation, ensuring optimal site selection. before new BTS and GSM antenna Installation & Commissioning.
Education
B-Tech - Electronics and Communication
Manav Rachna College of Engg.
01-2014
12th - PCM
R.D.& D.J College Munger, Bihar
01-2008
10th - All Sub
S.P.M High School Rajdham, Bihar
01-2006
Skills
- Network troubleshooting
- Software upgrade execution
- Alarm monitoring
- Fault diagnosis
- Feature activation
- Technical documentation
- Root cause analysis
- Team collaboration
- Data analysis
- MDC
- NAF NetAct
- Rain
- Mind
- Features Corner
- NAF Ticketing
- Nokia Parser for Audit and Plan Creation
- UTF tool for log Collection
- Nokia BTS Manager
- One-data
- MobaXterm for SSH login into Site
- Wireshark
- Linux commands
- Parameter modification
Declaration
I hereby declare that all the information provided here is correct to the best of my knowledge., 2026-07-29, Ashish kumar
Timeline
Software Upgrade Services (SUS) Engineer at NOKIA
Customer: -T-Mobile USA
02.2022 - Current
Fault Management (FM) Engineer at NOKIA
Customer: Vodafone Idea
09.2017 - 12.2021
BSS FLM Engineer
NOKIA
01.2016 - 08.2017
Site Engineer
Entire Telecom services
09.2014 - 12.2015
B-Tech - Electronics and Communication
Manav Rachna College of Engg.
12th - PCM
R.D.& D.J College Munger, Bihar
10th - All Sub
S.P.M High School Rajdham, Bihar