L2 Support Analyst (OCS)

About the role

Telecom Production Support Team at Ericsson ensures the stability and performance of Netcracker Online Charging System platforms for prepaid and postpaid services. The L2 Support Analyst provides production support, incident investigation, root‑cause analysis, and collaborates with cross‑functional teams to restore services within SLA. Based in Pune, Noida, and Bangalore with an on‑site work model, the role includes rotational 24×7 shift coverage.

What you’ll do

• Provide L2 production support for Netcracker OCS and related charging applications
• Monitor application health, performance, alarms and services
• Investigate incidents, perform root‑cause analysis and restore services
• Analyze Diameter CCR/CCA transactions and resolve charging issues
• Use logs and SQL queries to troubleshoot customer‑impacting incidents
• Execute operational tasks such as start/stop, health checks, cache refresh
• Validate integrations with CRM, Billing, Mediation, PCRF/PCF and APIs
• Coordinate with L3, development, infrastructure and vendors during major incidents

What you’ll bring

• 3-8 years telecom production support
• Strong expertise in Netcracker OCS
• Hands‑on with Diameter protocols (Gy, Ro, Gx)
• Linux/Unix administration and shell scripting
• SQL (Oracle/PostgreSQL/MariaDB)
• Log analysis using Graylog, ELK or Splunk
• REST/SOAP API integration
• ITIL Foundation knowledge

Skills

Education

Bachelor's degree