ABHILASH TRIPATHI
Pune
Summary
Telecom L2 Operations Specialist with expertise in international roaming messaging and core signalling across 2G, 3G, 5G, and LTE networks. Led global connectivity for A2P, P2A, and P2P traffic routing and critical roaming services. Combines knowledge of core protocols, including Diameter and SCCP, with enterprise infrastructure and containerisation technologies to enhance operational efficiency and network reliability.
Overview
1
1
Certification
2027
2027
years of professional experience
Work History
Deputy Manager
Vodafone India Shared Services Pvt. Ltd.
09.2018 - Current
- Manage L2 International Roaming and Messaging HUB Operations across Vodafone Global, ensuring high availability for 2G, 3G, and 4G network services.
- Managed end-to-end A2P, P2P, and P2A messaging traffic, supervising SMPP bind setups and optimising carrier routing across global ecosystems.
- Configure and maintain mission-critical roaming services, including Steering of Roaming (SOR), WRSMS, VHE, ICA, HSC, OTA provisioning, and Diameter Firewall policies.
- Troubleshoot complex core signaling issues using MAP, CAMEL, MTP, SCCP, and Diameter (S6a) protocols across Oracle HUB STP and DRA platforms.
- Led alignment with vendors and carriers, coordinating with international partners (BICS, TATA, SAP) and local service owners to resolve priority tickets and minimise SLA breaches.
- Utilised data analytics and generative AI to create executive Power BI reports, develop automation test cases, and streamline daily technical workflows.
- Implemented generative AI technologies to enhance efficiency of daily engineering tasks.
- Perform VMware VM creation, renewals, and infrastructure management, integrating Docker, Kubernetes, and Enterprise Linux into operational workflows.
- Grade: Technical L2 Operations
NOC Engineer
Vodafone India Pvt. Ltd. & Nokia (Outsourced)
11.2016 - 08.2018
- Monitored alarms and led real-time troubleshooting for key Packet Core nodes (MME, SAEGW, DRA, PCRF, HSS, SGSN, GGSN, SAPC) across 2G, 3G, and 4G networks, ensuring prompt resolution of network issues.
- Managed critical and major trouble tickets under strict SLA guidelines, coordinating emergency vendor escalations and cross-functional resolution with IP, RF, and Transport teams to minimise service disruption.
- Ticketing & Incident Governance: Managed Critical and Major trouble tickets under strict SLA guidelines, leading emergency vendor escalations and cross-functional resolution with IP, RF, and Transport teams.
- Analyzed 4G/3G/2G network interfaces (X2, S1, S11, Gm, SGi, Gx, Gy, Rx, Gi, Gr, Gn, Gb) and conducted EBS/EBM analysis using point codes and error codes to identify and address signalling issues.
- Node Operations & Maintenance: Executed routine operational health checks and testing on Ericsson EPG, SAPC, and SGSN/MME nodes alongside Cisco/Nokia GGSNs via CLI (PuTTY).
- Assessed network performance and fault management processes to ensure optimal operations.
Network & Desktop Support Engineer
Shree Ram Transport Finance Co. & Policy Bazaar
- Network & Infrastructure Support: Managed LAN/WAN connectivity, configured network switches, assigned IP addresses, and provided VPN client access to ensure continuous network availability.
- Incident Management & Hardware Maintenance: Diagnosed and resolved desktop, server, and network hardware faults within strict SLAs, reducing operational downtime.
- Systems & User Administration: Provided L1/L2 technical support, system imaging, hardware deployments, software updates, and user access management within Active Directory environments.
- Supported enterprise IT systems and provided technical assistance to users.
Education
B.E. - Electronics & Communication
RGPV
Bhopal, IN-MP01-2014
Higher Secondary School (Class XII) - Math & Science
Kendriya Vidhyalaya
Katni01-2010
High School (Class X) -
Kendriya Vidyalaya
Katni01-2008
Skills
- Roaming services
- Messaging systems
- Telecom networks
- Packet core management
- Signaling protocols
- Diameter signalling
- Oracle STP and DRA
- Network interfaces
- Roaming security
- Monitoring tools
- Node monitoring
- Data analytics
- Operational analytics
- Power BI
- Service assurance
- Incident management
- Performance monitoring
- Cloud technologies
- VMware management
- Google Cloud Platform (GCP)
- Project management
Certification
- Cloud & Networking: CCNA Routing & Switching (RST Forum), GCP Associate Cloud Engineer (Udemy - In Progress)
- Systems & Automation: Linux Administration (Udemy), PLC & SCADA (AI Automation, Bhopal)
PERSONAL DETAILS
Interests & Hobbies: Painting, Music, Table Tennis, Travel, Literature
Hobbies and Interests
Interests & Hobbies: Painting, Music, Table Tennis, Travel, Literature
PROJECT WORK
- Advanced Encryption Standard (AES) via VHDL (VLSI): Designed and implemented a symmetric 128-bit block cipher encryption algorithm adhering to federal data security and cryptography standards.
- Automated Highway Security Lighting System: Engineered a sensor-driven illumination circuit, incorporating custom PCB design, variacs, and passive electronic components for automated power regulation.
Timeline
Deputy Manager
Vodafone India Shared Services Pvt. Ltd.
09.2018 - Current
NOC Engineer
Vodafone India Pvt. Ltd. & Nokia (Outsourced)
11.2016 - 08.2018
Network & Desktop Support Engineer
Shree Ram Transport Finance Co. & Policy Bazaar
B.E. - Electronics & Communication
RGPV
Higher Secondary School (Class XII) - Math & Science
Kendriya Vidhyalaya
High School (Class X) -
Kendriya Vidyalaya