CM Engineer Core

Job Description

Come create the technology that helps the world act togetherNokia is committed to innovation and technology leadership across mobile, fixed and cloud networks. Your career here will have a positive impact on peoples lives and will help us build the capabilities needed for a more productive, sustainable, and inclusive world.We challenge ourselves to create an inclusive way of working where we are open to new ideas, empowered to take risks and fearless to bring our authentic selves to work.Cloud and Network ServicesAs Nokias growth engine, we create value for communication service providers and enterprise customers by leading the transition to cloud-native software and as-a-service delivery models. Our inclusive team of dreamers, doers and disruptors push the limits from impossible to possible.Cloud and Network Services, include the existing Nokia Software business (excluding Mobile Networks network management), Nokias enterprise solutions, core network solutions including. both voice and packet core, and managed and advanced services from its current Global Services unit. This unit will also act as a delivery channel of certain products from other business groups to enterprise customers. Cloud and Network Services will target growth by leveraging the industry transition to cloud-based delivery, network-as-a-service business models, and software-led value creationJob DescriptionThis Job Role is responsible for the coordination, management and execution of proactive and reactive maintenance activities that require a high level of support. This shall ensure that the services provided to customers are continuously available and performing to Service Level Agreement (SLA) performance levels and serving the customer independently directly or through customer interface.Job Responsibilities & CompetenciesThe position is assigned to work with troubleshooting/configuration of Core network (2G/3G/4G/5G) & Cloud infra. He is to act on network and relevant equipment problems escalated from the surveillance function. It is the responsibility of the Engineer to solve and correct service and network problems according to agreed timing and standard set, to detect and highlight network deficiencies and to some extent predict future degradations.Key Responsibilities: Resource will be responsible for operation and Maintenance of VoLTE Network (TAS, MRF, SBC, CFX, AGW, IMC, NetNumber, HSS, XAG, DRA, PCRF, etc) & CLOUD. The task requires IP tracing in a complex network and multi-protocol analysis. Knowledge of Mobility, VoLTE and EPC architecture is required. Experience with SIP protocol and IMS based services is necessary. Experience with SS7 tracing, ability to review, identify and name the notes in a typical SIP call flow and the notes in an IMS/Application Server platform and the function of each node. Ability to document the operational issues and be responsible for cleaning up discrepancies and ambiguity in the same. Including validation with architects to ensure the correct call flow, clearly and accurately document and discuss the discrepancies, anomalies or issues with the test case. Analyze, prepare, implement and verify the configuration and integration of a Node / network / system. Emergency Handling Interfacing with other Technical Teams Operations & Maintenance Knowledge of Coud Virtualization concept and Kubernetes, containers. Hands-on experience on Nokia TAS, SBC, CFX, Radisys MRF, PCRF etc.Required Experience: Wireless Mobility Network Experience Domain knowledge required (3-5 Years) Packet Analysis for VoLTE (or VOIP) Protocols Wireless domain of LTE, 3G, 3GPacketCore, /UMTS/LTEVoLTE, UMTS and GSM/GPRS Call flows Network topology & various interfaces Understanding of call processes between End to End systems. Configuration and Troubleshooting knowledge. Trace Analysis Excellent English verbal and written skills. Problem Solving and strategic thinking. Applying Expertise and Technology Delivering Results & Meeting Customer Expectations Presentation & Communication Skills.Deliverables: Working 24*7 operation shifts Analysis of Proper call flow requests, responses and/or updates using Tracing tools to capture SIP, TCP, UDP and other LTE-EPC and IMS Protocols Analysis of Telephony voice services to include call waiting, call barring, 3-way calling, etc. Should be able to work during off hours as required Strong interpersonal skills able to influence and motivate Good Documentation Skills, able create, review and update technical SOP and knowledge documents Good Presentation Skills; should be able to conduct/drive internal, team, client and vendor meetings independentlyWhat We OfferNokia offers flexible and hybrid working schemes, continuous learning opportunities, well-being programs to support you mentally and physically, opportunities to join and get supported by employee resource groups, mentoring programs and highly diverse teams with an inclusive culture where people thrive and are empowered.Nokia is committed to inclusion and is an equal opportunity employerNokia has received the following recognitions for its commitment to inclusion & equality: One of the Worlds Most Ethical Companies by Ethisphere Gender-Equality Index by Bloomberg Workplace Pride Global Benchmark LGBT equality & best place to work by HRC FoundationAt Nokia, we act inclusively and respect the uniqueness of people.Nokias employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law.We are committed to a culture of inclusion built upon our core value of respect.Join us and be part of a company where you will feel included and empowered to succeed.JobManaged Services - Service Operations SpecialistPrimary LocationIndia-India-Uttar Pradesh-NoidaScheduleFull-time,

Keyskills :
LTEUMTSProblem SolvingStrategic thinkingInterpersonal skillsCore network troubleshootingCloud infrastructureVoLTE NetworkIP tracingMobilityEPC architectureSIP protocolIMS based servicesSS7 tracingPacket AnalysisGSMGPRSTrace AnalysisEnglis