Manager - Voice And Data Core Ops

Vodafone Idea Limited; Kolkata District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Vodafone Idea Limited, Kolkata, seeks a Manager/Sr. Manager for Circle Core Field Ops (CS Core and LD). You will oversee operations and maintenance of MSS, GCS, MGW/GMGW, HLR-HSS nodes, ensuring high uptime and KPI-driven improvements.

The role involves coordinating with multiple functions, performing upgrades, and driving incident resolution with strong analytical and problem-solving skills. 5–10 years of experience required, BE in relevant fields, CCNA, and cloud certifications are assets.

Qualifications

• BE (E&C, E&TC, Computers) required.
• CCNA certification; Cloud Certification preferred.
• 5–10 years of experience in CS Core/LD operations.

Responsibilities

• Ensure 99.999% system uptime and regular backups.
• Coordinate alarm clearance with relevant functions.
• Traffic routing optimization based on reports.
• Upgrade MSS/MGW/LD/HLR-HSS nodes and support capacity expansion.
• Perform routine preventive maintenance of CS Core/LD nodes.

Skills

MSS

MGW

LD nodes

SCCP routing

Volte

Wireshark

Cloud

IP infra

Troubleshooting

Vendors coordination

Education

BE (E&C, E&TC, Computers)

CCNA certification

Cloud Certification

Tools

Wireshark

Protocol Analyzer

Job description

Vodafone Idea Limited is an Aditya Birla Group and Vodafone Group partnership. It is India’s leading telecom service provider. The Company provides pan India Voice and Data services across 2G, 3G and 4G platform. With the large spectrum portfolio to support the growing demand for data and voice, the company is committed to deliver delightful customer experiences and contribute towards creating a truly ‘Digital India’ by enabling millions of citizens to connect and build a better tomorrow. The Company is developing infrastructure to introduce newer and smarter technologies, making both retail and enterprise customers future ready with innovative offerings, conveniently accessible through an ecosystem of digital channels as well as extensive on-ground presence. The Company is listed on National Stock Exchange (NSE) and Bombay Stock Exchange (BSE) in India.

We’re proud to be an equal opportunity employer. At VIL, we know that diversity makes us stronger. We are committed to a collaborative, inclusive environment that encourages authenticity and fosters a sense of belonging. We strive for everyone to feel valued, connected and empowered to reach their potential and contribute their best.

VIL’s goal is to build and maintain a workforce that is diverse in experience and background but uniform in reflecting our Values of Passion, Boldness, Trust, Speed and Digital. Consequently, our recruiting efforts are directed towards attracting and retaining best and brightest talents. Our endeavour is to be First Choice for prospective employees.

VIL ensures equal employment opportunity without discrimination or harassment based on race, colour, religion, creed, age, sex, sex stereotype, gender, gender identity or expression, sexual orientation, national origin, citizenship, disability, marital and civil partnership/union status, pregnancy, veteran or military service status, genetic information, or any other characteristic protected by law.

VIL is an equal opportunity employer committed to diversifying its workforce.

Role

TM - Circle Core Field Ops (CS Core and LD)

Job Level/Designation

M1 - Manager/ Sr.Manager

Function / Department

COG / Cluster Core Ops

Location

Kolkata

Job Purpose

Responsible for operations and maintenance of the CS Core elements deployed in the circle such as MSS, GCS, MGW/GMGW,HLR-HSS including NLD/ILD Nodes . KPI based Analysis, managing system uptime , perform regular O&M activities, Coordination with different functions and supporting Business deliverables will be the key focus points .

Key Result Areas/Accountabilities

• Ensure 99.999% System Uptime and Regular Backups
• Responsible for alarm clearance in the nodes in coordination with respective functions
• Traffic Routing and optimization based on report analysis
• Ensure timely system upgrades of MSS/GSC/MGW/GMGW/NLD-ILD nodes/HLR-HSS and support capacity expansion
• Offloading the old nodes
• Acceptance testing for new connectivity’s , RA/IT clearance
• Routine preventive maintenance for CS Core/LD core nodes
• Traffic report analysis and initiate actions to improve KPIs
• Hardware support for CS-Core/LD nodes, Spare Management and related database updating and tracking
• Coordination with Vendors/PMS/COG/INM/CHM/CODE/other functions for KPI restoration/analysis/Changes and new product Implementations
• Resolve customer complaints with in TAT (including support for VI enterprise solutions - SIP , PRI etc)
• Ensure accurate implementation of all types of changes, judge impact of changes, pre / post service confirmation for each of the change including KPI tracking and impact analysis.
• Perform KPI analysis and optimization
• HLR/HSS support including management of profiles and Database
• Report preparation and new sim key file generation

Core Competencies, Knowledge, Experience

• In-depth understanding and hands on working experience on various core nodes like MSS, MGW, LD nodes and knowledge in handling Roaming configurations and SCCP/Code routings
• Command level knowledge of configuration in CS core Nodes of different vendors
• Clear understanding of all types of call flows for CS Core and VOLTE.
• Experience with tool like Wireshark and protocol analyzer
• Basic understanding of Cloud and IP infra
• Trace analysis and troubleshooting skills including knowledge of various protocols like ISUP, SCCP, MAP, BICC, SIP, and Diameter.
• Knowledge in Telco cloud architecture will be an added advantage
• Should be Good team player and should have good communication skills.
• Analytical, Reasoning and logical thinking skills
• Positive Attitude towards problem solving, learning new things, adopt changes

Must Have Technical / Professional Qualifications

BE (E&C, E&TC, Computers)

CCNA certification, Cloud Certification (will be a plus),

Years of Experience

5-10 years of experience.

Vodafone Idea Limited(formerly Idea Cellular Limited)
An Aditya Birla Group & Vodafone partnership