FM Engineer Core

Job Description

About NokiaWe create the technology to connect the world. Only Nokia offers a comprehensive portfolio of network equipment, software, services and licensing opportunities across the globe. With our commitment to innovation, driven by the award-winning Nokia Bell Labs, we are a leader in the development and deployment of 5G networks. Our communications service provider customers support more than 6.4 billion subscriptions with our radio networks, and our enterprise customers have deployed over 1,300 industrial networks worldwide. Adhering to the highest ethical standards, we transform how people live, work and communicate. A truly global company, we are 166 nationalities working in more than 118 countries. Come create the technology to connect the world.About Global ServicesThe Global Services business group deploys, supports and operates communication service providers (CSP) and enterprise networks. This includes network infrastructure services and professional services for mobile networks and managed operations for fixed, mobile, IP and optical domains. Nokia is also leading new growth areas including network cognitive services and analytics, public sector networks, energy and transport markets and our Worldwide IoT Network Grid (WING) which provides seamless connectivity across geographical borders and technologies.Purpose of the JobThis 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.Key Responsibility AreasJOB ROLES AND KEY RESPONSIBILITIESThe position is assigned to work with troubleshooting/configuration of Core network (2G,3G & 4G/LTE). 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.

• Customer Issue handling
• Handling of proactive support
• Software Update Management (SUM) handling
• Analyze, prepare, implement and verify the configuration and integration of a Node / network / system
• Emergency Handling
• Identify and drive improvements
• Interfacing with other Technical Teams
• Operations & Maintenance

Technical/Functional Competence:

• Experience in O&M of 2G, 3G & 4G/LTE Core nodes (MSS/MGW/HSS/HLR/SBC/STP/LIG/MNP/EIR).
• O & M experience within ZTE GSM core network.
• Hands on experience of ZTE CS Core Elements (NFV Platform, Legacy ETCA Platform, ZXCloud E9000, ZXUN MSC, ZXUN MGW, ZXUN LIG, ZXUN USPP, ZXUN DSC, ZXUN SBC, vMSC, vMGW, vLIG, vEMS, vUSPP(HLR/HSS), vDSC, vLIG, vCTS, vSBC, vEMS, ETCA MGW, ZXWN MSC, UGMSC, ZXWN MGW, EIR).
• In-depth troubleshooting skills on ZTE CS Core node hardware platform, fault management and configurations.
• Excellent knowledge of the network topology, its traffic handling capabilities and traffic characteristics.
• Good understanding of LI Server, CG Server, Disk array, billing FTP CDRs related configuration and troubleshooting.
• Very good trouble shooting skills in NFV Platform/Legacy ETCA Platform/vCS/MSC/STP/UGMSC/MGW/EMS.
• Should have sound hands-on experience of ZTE tools like EMS, LMT, Netnumen / Netnumen client.
• Experience with Interfaces and Protocols such as SCCP, M3ua, INAP, CAMEL, ISUP, SIP-I,SCTP,BSSMAP,H.248,TCAP, ,BICC,IPBCP,SNMP,MAP,RANAP, MTP,S6a.
• Excellent knowledge and Experience on AoIP, Iu over IP, SIGTRAN, BICC and SIP, Iu-flex, A-flex concept.
• Execute Product Configuration B number, A number, POI, SIP configuration, USSD, Roaming Restriction, GT, BSC/RNC migration, BSC/RNC configuration (AoIP, AoTDM / Iu over IP), INAP/Camel configurations, Signaling creation (MGW/MSS), New card integration, PRI configuration, HLR Profile, IMSI analysis, Announcement Loading, New Feature Implementations.
• Execute Hardware replacement and Fault Localization OMU Fault Rectification, Disaster Recovery, CG, LI and fault localization, Backup failure troubleshooting, CM activity failure troubleshooting, Call failure troubleshooting, CDR/Billing troubleshooting etc.
• Execute Software upgrade Configuration Patch upgrade & Version upgrade, MGW license loading, MSS License loading, Firmware upgrade etc.
• Execute Daily Operation Activities MGW/MSS/Backup, Health Check and Alarm clearance as per SLA, Cause Code troubleshooting, Subscriber issues, Tracker Creation and update as per processes agreed with Customer, Incident Reporting and Management etc.
• Hands on Experience in ZTE based tracing, user message tracing, full flow tracing, ISUP tracing, SIGTRAN Tracing, Context Tracing, ZTE tracing and MGW tracing. Should be able to analyze Wireshark and system traces for all the 2g/3g/protocols.
• Customer Issue handling and Emergency Handling as per OLA/SLA
• Handling of proactive support
• Strong Competence in ZTE Core Nodes (NFV Platform, Legacy ETCA Platform, ZXCloud E9000, ZXUN MSC, ZXUN MGW, ZXUN LIG, ZXUN USPP, ZXUN DSC, ZXUN SBC, vMSC, vMGW, vLIG, vEMS, vUSPP(HLR/HSS), vDSC, vLIG, vCTS, vSBC, vEMS, ETCA MGW, ZXWN MSC, UGMSC, ZXWN MGW).)
• A high level of ZTE MGW, MSS,HSS, SBC, STP, EIR,LIG knowledge
• Network level troubleshooting.
• Network level competence including protocols & features.
• knowledge Conceptual knowledge on HLR, HSS, OSS, Packet Core, BSS, MPBN and other related concepts
• Able to perform Change Management.

General Skill:

• Knowledge of Managed Service Telecom Operations Practice.
• Presentation & Communication Skills.
• Working knowledge of UNIX and/or LINUX
• Excellent English verbal and written skills.
• Problem Solving and strategic thinking
• Ericsson & Huawei Portfolio Knowledge
• Delivering Results & Meeting Customer Expectations
• Applying Expertise and Technology
• Be able to work independently
• Must be able to work to tight time scales
• Open approach to solving problems and dealing with new proposals
• 24X7 availability for team and client
• 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 independently

Additional SkillExperienceCandidate should possess 4-7 years experience of working in telecom network with minimum 3 years experience in ZTE FM/CM.EducationBE/B.Tech from any reputed universityImagine creating technology that has the potential to change the world. Working with us, you will have a positive impact on people s lives and help to overcome some of the world s most pressing challenges. We act inclusively and respect the uniqueness of people. At Nokia, 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. Nokia culture welcomes people as their true selves. Come create the technology to connect the world.,

Keyskills :
core networkradio networksglobal servicesfault managementnetwork topologyincident reportingpresentation skillsfault rectificationnetwork infrastructuremaintenance activitiestroubleshooting skills