FM Specialist Core (VOLTE/IMS, Cloud)

Job Description

The team you ll be part ofAs 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. What you will learn and contribute to
• Fault management/configuration of VOLTE/IMS Network
• Identifying relevant specific components and interfaces needed for a cloud infrastructure & virtualization platform.
• Cloud Management Platform (VIM controller)
• End to end architectural know how on Openstack components (RHEL host OS & Linux components (ovs))
• System Administration of Linux ubuntu/VMware environment
• Nova(Compute) & Cinder(storage) and Ericsson Hyperscale datacenter solution HDS 8000 HW knowledge,
• NFV architecture, Atos GUI knowledge, FCOE, FC and iSCSI
• Neutron(network), SDN and VLAN and overlay (VXLAN, MPLSGRE etc.)
• DC network virtualization based on SDN controllers and virtual switches
• Tenant virtual network implementation stretching across multiple NFVI
• Demonstrated experience in cloud administration in datacenter.
• Demonstrated experience in engineering and virtualization in the cloud environment including: virtual machine deployment and management, cloud orchestration, service instantiation and assurance and cloud analytics(optional).
• Redhat 7, any one of the cloud technology (OpenStack, Azure, AWS)
• Backup/restore and Upgrade rollback and new VM s creation.
• Cinder, Ceilometer/Gnocchi/Aodh, Glance, Heat, Horizon, Keystone, Neutron, Nova, Libvirt/KVM, Pacemaker, Rabitt MQ
• Linux distributions: Ubuntu, Centos, Red hat New installation and trouble shoot.
• Thorough understanding of Cloud technologies and ecosystem.
• Analyze the issue and provide the root cause.
• In-depth understanding of Open Stack Architecture and the components and IaaS (Infrastructure as a service) deployments.
• Live experience in deploying the Cloud Infra using Red Hat Open Stack using Triple O.
• Senior level OpenStack experience (Minimum 3 years of Open stack) . Must know architecture, operations and be able to troubleshoot bugs within OpenStack to achieve root cause analysis
• Trouble shooting with OS for memory and CPU utilization breaches and provide RCA.
• Expert level Linux OS troubleshooting. Ability to troubleshoot issues with the underlying components of OpenStack when investigating incidents or testing new features and projects
• Demonstrated ability to use configuration languages like Puppet/Chef/Ansible/Salt/Bash to create automations and manage systems
• Understands service deployment using the Virtualization, Orchestration, Image, and Bare Metal Provisioning services etc.
• Hands on skills on Shell scripting knowledge.
• Any experience on cloud technologies like Openstack / AWS is highly desirable
• Strong in fundamentals including Networking, Security, OS concepts, Virtualization etc.
• Design, Implement and Maintain Cloud infrastructure and services
• Server Hardware and Software integration & testing, installation of virtualization services, Cloud, server OS, applications.
• Configuring storage, networking and security functionalities.
• Storage knowledge like HP, EMC and IBM LUN creation and allocation.
• Network Knowledge with create and assigning VLANS.
Your skills and experience
• Provide 24/7 L2 support on CS/IMS Core network elements by Fault resolution of network and customer faults in a timely and efficient manner
• Good understanding on call flows according network.
• Expertise on IMS & MSC Network along with Signalling.
• Develop, maintain and perform L2 heath checks and scripts is verified
• Expertise on Network Protocols to find the failure according to traces.
• Manage Critical Faults and Outages in the network without any support.
• Coordinate with L3 support team for resolution of faults in timely manner
• Develop other team members to enhance their technical expertise
• Assess and mitigate risk of any network changes and Identification of any issues affecting performance or KPI s
• Review, awareness and approval of CR activity and participate in Daily CR Review meetings
• Ensure any new network elements that are to be commissioned into the network are operationally accepted to avoid performance issues.
• Life Cycle management of all CS Core Network Elements and also to capture Tech notes to identify the known risk.
• Special event management, readiness, checks and preparations
• Performing Impact assessment review and get the IA approved by Engg and agree with Care and Engg on the rollout plan
• Prepare and execute the TOL (test Object List) and provide the test report review
• Upgrade the Model Nodes and test the Software and prepare the implementation plan and present it to customer along with test results and Risks
• Upgrade the production nodes and ensure performance is monitored
• Verification of implementation of network configuration changes in accordance with detailed designs
• Ensure Audit of network w.r.t to major and minor KPIs are monitored
• Preparation of agreed CS Core SLAs on weekly and Monthly basis and get them review with Service management.
• Preparation of Performance KPIs and take the appropriate actions to ensure KPIs are maintained at the agreed thresholds
• Develop and support of various O&M and Routine procedures and any tools to assist and improve in maintaining the network.
• Provide technical support to Operations in performance, capacity and configuration to maintain and optimize Network performance
• Participate in a on call roster and maintain flexible hours when required
• Provide vendor escalation
• Assist the team in process improvement
• Provide emergency support
• Other activities as directed by management
• BE Electronics and Telecommunication or equivalent
What we offer Nokia 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 employer Nokia has received the following recognitions for its commitment to inclusion & equality:
• One of the World s Most Ethical Companies by Ethisphere
• Gender-Equality Index by Bloomberg
• Workplace Pride Global Benchmark
• LGBT+ equality & best place to work by HRC Foundation
At Nokia, we act inclusively and respect the uniqueness of people.Nokia s 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. Qualifications BE Electronics and Telecommunication or equivalentAdditional Information,

Keyskills :
shell scriptingdata centerroot causecore networkserver os