ABHAY PRATAP SINGH

• Lead end-to-end technical investigations for Verizon Cloud RAN (CRgNB) migration and post-migration production issues, ensuring timely resolution of customer-impacting incidents.
• Drive cross-functional technical discussions with Product Owners, Design, R&D, Customer Engineering, and Operations teams to accelerate Root Cause Analysis (RCA), and service restoration.
• Perform Root Cause Analysis (RCA) for complex production issues affecting accessibility, mobility, retainability, integrity, and overall network performance in live 4G LTE and 5G NR environments.
• Present technical findings, corrective actions, and resolution plans directly to customers and internal stakeholders during daily technical review meetings.
• Conduct detailed L1, L2, and L3 protocol trace analysis, KPI analysis, UE log analysis, crash log investigation, and Linux-based log analysis to identify software, configuration, and infrastructure issues.
• Support Cloud RAN deployment validation, software upgrades, rollback activities, production readiness verification, and post-deployment stabilization.
• Work closely with Kubernetes-based Cloud RAN platforms deployed on Dell SPR/GNR servers, supporting CUCP, CUUP, DU, and O&M containerized workloads.
• Review Jenkins CI/CD pipeline outputs, GitHub repositories, Helm deployments, YAML configurations, and deployment logs during production investigations.
• Validate deployment readiness through Ansible pre-check and post-deployment health-check playbooks, ensuring platform stability before customer acceptance.
• Develop and enhance MOS scripts to automate configuration changes, health verification, operational checks, and post-change validation.
• Coordinate software defect resolution and feature enhancements through Jira, collaborating with global development and design teams.
• Perform advanced troubleshooting using industry-standard telecom tools, including QXDM, TEMS, LogTool, PM2Lite, Mentat, SQLite, Wireshark, and Moshell.
• Provide technical leadership during high-priority customer events, proactively monitoring production systems, and minimizing service impact.
• Deliver production support for mission-critical Cloud RAN, 5G NR, and LTE networks, while maintaining high customer satisfaction and service continuity.

Key Achievements.

• Ericsson Power Award (2026)

Recognized for exceptional technical leadership, rapid investigation, and successful resolution of complex Cloud RAN customer issues during large-scale migration activities.

Environment: Linux.| Kubernetes | Helm | Jenkins | GitHub | Azure | Docker | Ansible | Terraform | Shell | YAML |Cloud RAN.|LTE, 4G, 5G, NR.

Employment Type: Worked at Amdocs. Payroll transitioned from:

• TeamLease Digital Pvt. Ltd. (24 Jun 2021 – 19 Aug 2022)
• Amdocs Development Centre India LLP (August 20, 2022 – September 2022)

Key Responsibilities

• Supported end-to-end integration and validation of 5G NR/LTE network elements in Linux-based environments.
• Performed software verification, configuration validation, and post-deployment troubleshooting.
• Investigated Linux system logs and telecom logs to identify integration and production issues.
• Supported software upgrades, configuration changes, and service validation activities.
• Collaborated with deployment, testing, and operations teams to resolve customer-impacting incidents.
• Performed system health verification before customer acceptance.

Environment: Linux.| LTE |5G NR.| Integration |Production Support.|Log Analysis.

Payroll – IKYA Human Capital Solutions.

• Provided L2 production support for live telecom networks across multi-vendor environments.
• Performed root cause analysis using Linux system logs, TE logs, Erlang logs, alarms, and KPI analysis.
• Investigated customer-reported issues, and coordinated with cross-functional teams for resolution.
• Performed system health checks, service validation, and network performance analysis.
• Prepared technical reports and customer updates for production incidents.

Environment: Linux.|KPI Analysis.|Erlang logs.|TE Logs.|Production Support.|Incident Management.

Payroll History.

• ESSJAY ERICSSON (P) LTD. Ericsson India Global Services Pvt Ltd from January 2017 to September 2019.
• Nokia Solutions and Networks Pvt. Ltd, on the payroll of SERCO (October 1, 2016, to December 14, 2016), and UST GLOBAL PVT LTD (December 15, 2016, to January 27, 2017)
• IDEA CELLULAR LTD, Lucknow, Uttar Pradesh, on the payroll of APEX (October 1 to April 30) and PAS (May 1 to September 24).
• ACME TELECOM PVT LTD, Lucknow, Uttar Pradesh, on the payroll of TDS Management Consultant (P) Ltd.

Key Responsibilities.

• Performed installation, integration, commissioning, and troubleshooting of 2G, 3G, and 4G RAN equipment.
• Investigated Linux system logs and telecom application logs to support fault isolation and issue resolution.
• Created and executed MOS scripts for configuration changes, parameter updates, health checks, and software validation.
• Executed software upgrades, rollback verification, and post-upgrade service validation.
• Performed alarm analysis, preventive maintenance, and production troubleshooting.
• Collaborated with field engineers and operations teams to ensure network availability and service continuity.

Environment: Linux.|MOS scripting.|Software Upgrade.| Integration |Alarm Analysis.| Troubleshooting