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Senior R&D Engineer

5.00 to 6.00 Years   Bangalore   24 Jul, 2021
Job LocationBangalore
EducationNot Mentioned
SalaryNot Disclosed
IndustryTelecom / ISP
Functional AreaBio Tech / R&D / Scientist
EmploymentTypeFull-time

Job Description

About NokiaNokia is a global leader in the technologies that connect people and things. With state-of-the-art software, hardware and services for any type of network, Nokia is uniquely positioned to help communication service providers, governments, and large enterprises deliver on the promise of 5G, the Cloud and the Internet of Things. Serving customers in over 100 countries, our research scientists and engineers continue to invent and accelerate new technologies that will increasingly transform the way people and things communicate and connect.About PNM SuiteThe Proactive Network Monitoring (PNM)-Suite R&D team has been established for more than 10 years leading the consolidation and development of innovative predictive and proactive network monitoring activities occurring throughout Nokia to a holistic practice that brings new innovative services and support to our customers to drive product and services revenue.PNM-Suite application is used to monitor, analyze, operate and troubleshoot telecom networks. It brings in deep anaytics, and predictive models to Telecom Care and Operations services.The software development team s mission is to design, develop, deploy, test and maintain the PNM-Suite application which supports the Predictive Care Services of Nokia.The team works in an agile environment based on a continuous integration chain in a DevOps setting.PNM is deployed in a hosted environment and delivers various services. Artificial intelligence is being built in to enhance the analytics and ability to be more predictive.Job descriptionAs member of the PNM development team you will be responsible for:Design, develop and deploy software solutions to address business issuesHands-on coding and development.Provide technical leadership and consultationEvaluate and recommend tools, technologies and processes to ensure the highest quality product platformWork with other solution architects to understand and interpret business and system requirement specifications .Collaborate with peer organizations, quality assurance and end users to produce cutting-edge software solutionsTroubleshoot architecture and design level problems quickly and provide efficient resolutions Qualifications A successful candidate should be able to become Subject Matter Expert (SME) through self-investigation. Mentoring and guidance will be provided initially, with expectation of becoming SME within 1 year with the knowledge to provide solutions or find answers through researching and analysing source code. Desired Skills: Deep knowledge and expertise in one or more of the below languages:

  • Bash
  • Gawk
  • Perl
  • Python
  • Java
Strong Experience in REST APIsMicroservices, and Microservice based architectureSpringboot and Spring DataContainerization using Docker and KubernbetesELK Stack (Elastic, Logstash, Kibana)KAFKA and message broker architectureUnderstanding of CPU, LoadAvg, Memory, FileIO, etc on Linux OS.How to investigate causes when one or more of these goes AbnormalTools to collect more data (iostat, sar, etc.)Filesystem management (XFS and NFS)Understanding of the Java VM operation and how that relates to the Linux OSWeb servers like Tomcat/Websphere/JBOSS etcIn depth knowledge of Network data security and VPN connectivity, IPSEC.MySQL/Oracle, SQL ScriptingDatabase Management (both Postgresql and Mysql/MariaDB)Be able to look at logfiles and understand the particular errorsRecover from failures when neededIntricacies of the RHEL7/CentOS7 flavor of OSYum Dependency ManagementRPM package management and RepositoriesSystemD initialization/process managementApache HTTP process and how it interacts with TomcatSSL CertificatesProxyForwardAJP connectorcurl commandTTP based APIsUnderstanding of SSH connections and TCP/IP in generalSSH port forwarding (eg tunnelling)SSH Public Key Authentication (installing public keys and understanding why/how they work)SSH hopping from one server to another to get to a destination.Understanding of Cloud conceptsVirtualization, Virtual Machines and their sizingVolumes that underlay our FilesystemsOpenStack Qualifications: (Education, Technical Skills/Knowledge) Bachelor or Master degree in CSE/ECE/EEE/EI/IT10+ Years of hands-on experience in a software product company or Big 5 consulting firmsShould have 8 plus years of strong software architecture and development experience.Excellent knowledge across technologies such as 3G, 4G and 5G, cloud band, SON etc. Both on RAN as well as CORE.Self-starter capable of working on multiple simultaneous projectsAbility to work complex issue resolutionsCommitment to quality and passion for high availability networks.Breadth and depth of experience in R&D and Services/Customer SupportAbility to work with customers, especially operational teams inside of large service provider organizationsStrong Inter-personal/ Communication Skills.,

Keyskills :
qualityvalidationmarketingcustomer relationsfile systemweb serversspring datadata securitysql scriptingmessage brokervirtual machinesssl certificates

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