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Job Description
Job Summary:
We are now looking for a Second Level Operations Specialist that will be responsible for the coordination, management, execution and reactive maintenance activities that require a higher level of support than offered by the 1st level Operations. This person shall ensure that the services provided to customers are continuously available and performing to Service Level Agreement (SLA) performance levels.
Responsibilities:
You will help with assurance support activities
- Incident management
- Problem management
- System administration
- Billing operations
Job Requirements
Key Qualifications:
- Bachelor level, in engineering (IT, Telecom)
- 3-5 years’ experience of deploy system test and lead testing team.
- ISEB/ISTQB software testing qualifications would be an advantage
- Worked on different type of Core Nodes, CSFB, IMS (P-CSCF, I-CSCF, S-CSCF, MTAS, HSS, CUDB, MGCF, etc.).
- Experience with SS7, ISUP, BICC, SIP, H248, Diameter signaling & protocols configuration change IMS based services is necessary
- Operation and maintenance of IMS platforms for Alarms, faults/abnormal conditions handling, Analysis of traces, High troubleshooting skills, system backup/restore from backup files, Fault Diagnostics, Preventive Maintenance & upgrades of IMS nodes.
- Configuration preparation & implementation for configuration changes requests for IMS nodes and Integration for all nodes (S-CSCF, I-CSCF, MTAS, HSS, CUDB, etc.) as well.
- Defining and changing of all type of IMS data like IP routing change, modification of HSS user data
- Great Conceptual understanding of IMS evolution and trends - IMS Subsystems, functionalities and IMS services call flows.
- VoLTE Troubleshooting and call trace analysis.
- Good knowledge of IMS network topology (their various interfaces), Core IMS Parameters and Features.
- Experience in sizing, dimensioning and scaling of network elements like CSCF (P/I/S/E), IMS HSS, BGCF, MGCF, SGW, MGW, SBC, MRF, TAS, Messaging, Conferencing, SNG, MNP servers etc.
- Good understanding of operating principles for IMS client and codecs.
- Revise and confirm LLDs prepared by Planning Teams.
- Working knowledge of telecom networks like 2G, 2.5G, 3G and LTE (MME, SGW, PGW, and MME)
Additional Requirements:
- Knowledge of Managed Service telecom operations practice
- Knowledge sharing and collaboration skills
- Ericsson knowledge
- English skills
- Delivering results & meeting customer expectations
- Analyzing
- Working with people
- Creating & innovating
- Applying expertise & technology
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