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Fault management/configuration of VOLTE/IMS Network
Job Responsibilities & Competencies
- Hands on different CCSDM Platforms like NTHLR, one NDS, HSS, one MNP, one EIR, STP
- Good working experience on Linux, including all commands
- Database skills on any LDAP, clear concepts and simple query execution, SQL
- IP basics and understanding of concepts and working on IP v4 and V6
- Protocol knowledge of SS7, MAP, SIP, CAMEL, SOAP and DIAMETER
Role requires tasks majorly listed below (but not limited to)
- Provide 24/7 L2 support on relevant elements
- Perform L2 fault and service restoration
- Perform L2 fault investigations and root cause analysis to resolve issues within SLAs.
- Input into Incident Reports and Problem Management
- Update TT with L2 fault information, impact analysis and rectification.
- During critical and escalated major fault rectification, participate in fault management as requested by the Incident Manager and attend the bridge conferences as per the WLA.
- Escalation to Vendor for L3 support in the rectification of service impacting faults and other system faults as necessary
- Collect and analyses required logs and traces during and post fault investigations
- Support other L2 domain teams in identifying faults
- Develop, maintain and perform L2 Health Checks and scripts
- Develop and maintain L2 technical processes and tools
- Ensure backup of all elements as per Back-Up policy
- Assist performance team in troubleshooting of Network performance issues and customer faults, CPDs.
- Review plans and results of IOT, SW release and feature testing
- Review regression test plan, specifications and results for SW updates
- Implementation of SW updates including review release notes, impact/risk assessments,
- Maintain network baseline document set eg life cycle database for all elements
- Review technical documentation/notes and faults descriptions from Vendor and implement workarounds/fixes as required
- Maintain known issue list/ Risk Register
- Improve optimization of alarms, counters and thresholds.
- Provide recommendation to the local Engineering teams on configuration, software updates and general element management as appropriate.
- Review, awareness and approval of CR activity and participate in Daily CR Review meetings
- Usage data collection and control
- Perform System Performance monitoring and analysis
- Provide Operational Acceptance for new elements being introduced into the network
- Provide data for pre-sales support
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BE Electronics and Telecommunication or equivalent
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