IMS Core Customer Service Engineer

General Purpose

• Coordinate his/her actions within the overall roll out of project; with a prime focus on Core team for Project delivery/Care
• Ensure technical expertise in own professional area: commissioning and/or integration and/or technical acceptance activities.
• Ensures network expansion activities.
• Develop and execute test plans, implementation plans, procedures, test specifications and test cases.
• Ensure implementation is in accordance with detailed designs and project timeframes.
• Support multivendor and 3rd party activities (installation, integration, interface troubleshooting)
• Implement parameters in the network elements’ subsystems (understands KPI and the impact on the performance of the system).
• Contribute to innovations and initiatives to improve network performance
• As emergency engineer works on critical incidents on emergency rota; neutralizes and restores the working state of the system
• Carry out independently complex technical activities such a SW and HW upgrades, updates including On-line SW Change Service, new functionality or system integration, migration, Expert Support, Preventive Care and technical audits on site.
• Ensure high availability of Core network services through activities such as troubleshooting, root cause analysis, vendor escalation and management, correction development, testing and implementation
• Ensures feedback and co-ordination with other service business lines
• Regular reporting the work progress; provides updates of incident progress throughout the case lifecycle
• Participates in the regular customer services meeting; manages customer communication on case level through the case lifecycle, supports Care Program Manager with case communication

• Strong knowledge and exposure to different switching network, signaling, telecom standards and implementation for Circuit Switching platform and IP Multimedia Subsystems (IMS) desirable on Nokia Core equipment: TAS, CFX 5000, iNUM, MSS and MGW.
• ATCA/DX/IPA hands-on and troubleshooting experience is preferable
• Installation and commissioning experience of Nokia products and integration/testing with other nodes
• Good in depth knowledge in the basic call flows
• End-to-end knowledge of Voice over LTE call flow and / or deployment preferably
• Able to independently propose and review Test cases internally and externally with customer.
• Knowledge in network technologies, including TCP/IP, routing/switching, network security, Network Management, DNS, Radius, LDAP, 3GPP interfaces, etc.
• Advanced troubleshooting skills on IP, UNIX or LINUX and autonomous use of network analyzers and tools to troubleshoot difficult network problems
• Knowledge and experiences with NCI and virtualization (Cloud band, VM Ware and Open Stack) are an added advantage for the position

• Technical university degree, with experience in telecommunication environment
• Minimum 5 years of relevant experience in implementation and commissioning of telecommunication equipment.
• Proven experiences with Nokia products CS Core and/or IMS.
• Flexible enough to travel as per business requirement on short notice (up to 80%)
• Fluent written/spoken in English
• High level of autonomy, engaged and motivated
• Flexible and ready for new challenges
• Innovative, Open mind, Collaborative
• Engaged to keep competences updated
• Quality oriented and focused on execution excellence
• Consistent in using standard processes and tools
• Cost consciousness
• Effective player in multi-cultural teams
• Strong problem solving ability
• Respect the deadlines
• Ability to perform multiple tasks concurrently with ease and professionalism
• Good organizational, presentation and communication skills
• Customer oriented attitude / Service minded