Voice & Data Core NOC Engineer - VOIS

Who we are

About this Role

We are seeking a Voice & Data Core NOC Engineer to join our INOC team in Bangalore, supporting Vodafone’s Video and Data Core services within a 24x7 Network Operations Centre environment. This role is ideal for individuals with experience in telecom network operations who are passionate about ensuring network availability, monitoring service performance, identifying incidents, and supporting timely restoration activities. The successful candidate will contribute to the operational excellence of Voice, Data Core and charging platforms across 2G, 3G, LTE and 5G technologies while working closely with operational teams, suppliers and stakeholders.

What you will do

• Monitor Video and Data Core network alarms, events and service-impacting incidents across NOC platforms in a 24x7 operational environment.


• Perform first-level fault identification, incident validation, alarm correlation and initial troubleshooting activities.


• Manage incident handling activities including detection, impact assessment, prioritisation, tracking, escalation and closure.


• Raise, update and maintain trouble tickets with accurate documentation, impact analysis, actions taken and escalation status.


• Escalate unresolved incidents to L2/L3 teams, resolver groups, suppliers or vendors in accordance with agreed SLAs and operational procedures.


• Conduct routine shift activities, operational checks and network health monitoring.


• Support planned maintenance activities, post-change monitoring and service verification exercises.


• Operate and support Voice and Data Core networks and charging platforms across 2G, 3G, LTE and 5G SA technologies, including native, VNF and containerised environments.


• Follow Vodafone operational procedures, security standards, governance requirements and incident management processes.


• Coordinate with internal support teams, field technicians, suppliers and external stakeholders to support service restoration activities.


• Review active alarms, incidents and pending tickets to ensure timely follow-up and resolution.


• Support inventory validation activities and report any discrepancies to relevant teams.


• Ensure compliance with site access procedures and operational controls during incident handling and resolution activities.


• Contribute towards achieving agreed operational KPIs and SLAs.

Who you are

• Bachelor’s degree in Telecommunications, Electronics, Computer Science or a related technical discipline.


• BE/B.Tech in Electronics and Telecommunications preferred.


• 2 to 5 years of experience in telecommunications network operations, preferably within a NOC or operational support environment.


• Understanding of GSM, UMTS, LTE and 5G Core technologies.


• Knowledge of Voice, Data Core and charging platforms.


• Familiarity with ITIL-based incident management, fault handling, ticket management and escalation processes.


• Basic understanding of virtualisation technologies, VNF/CNF architectures and containerised network solutions.


• Ability to monitor alarms, correlate events, identify service impacts and perform first-level troubleshooting.


• Strong communication skills with the ability to explain technical information to both technical and non-technical stakeholders.


• Effective stakeholder management and collaboration skills when working with internal teams, suppliers and external partners.


• Ability to perform effectively during major incidents and time-sensitive operational situations.


• Good written and spoken English with the ability to prepare clear technical updates and incident reports.


• Willingness to work rotational shifts, including weekends, nights, public holidays and overtime when required.


• Secondary education completed.

Not a Perfect Fit?

What’s in it for you

• Opportunity to work within a global telecom environment supporting critical Video and Data Core services.


• Exposure to advanced 2G, 3G, LTE and 5G Core network technologies.


• Experience working with virtualised and containerised telecom network platforms.


• Participation in major incident management and service restoration activities.


• Collaboration with international operational teams, suppliers and technical specialists.


• Development of operational expertise within a high-availability network environment.


• Exposure to industry-standard NOC operations, service management processes and network monitoring platforms.

What skills you will learn

• Advanced Network Operations Centre practices and operational governance.


• Incident lifecycle management aligned with ITIL methodologies.


• Telecom core network troubleshooting and fault isolation techniques.


• Alarm monitoring, event correlation and service impact analysis.


• Escalation management and cross-functional operational coordination.


• Voice, Data Core and charging platform operations.


• Exposure to virtualisation, VNF/CNF technologies and containerised network architectures.


• Technical reporting, stakeholder communication and operational documentation.


• Network maintenance support and post-implementation monitoring practices.


• Service assurance and KPI/SLA performance management.

VOIS Equal Opportunity Employer Commitment

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