Jiaul Haque Shaikh

<p>Support and maintain cloud-native telecom infrastructure with a focus on incident resolution, platform stability, and service continuity.</p><p> Work across OpenShift Container Platform (OCP 4.18), OpenShift Data Foundation (ODF/Ceph), CBIS, and NCS environments.</p><p> Perform technical analysis and troubleshooting of complex platform, storage, and infrastructure issues with emphasis on availability, reliability, and performance.</p><p> Apply Kubernetes, Linux, networking, and automation skills in production-oriented cloud operations.</p><p> Currently deputed to Nokia as a Care Engineer, providing L2 support for critical telecom cloud infrastructure.</p><p> Strong technical knowledge of OpenShift Virtualization and KubeVirt architecture.</p><p> Create and manage Virtual Machines (VMs) on OpenShift; work with VM templates, snapshots, cloning, and live migration.</p><p> Work with storage integration using OpenShift Data Foundation (ODF/Ceph) for virtual machine workloads.</p><p> Configure and manage networking for virtual machines in OpenShift environments.</p><p> Work with importing and migrating existing virtual machines into OpenShift Virtualization.</p><p> Understand high availability and disaster recovery considerations for virtualized workloads.</p><p> Manage and operate virtual machines alongside containerized applications on the OpenShift platform.</p><p> Perform multi-cluster management and cluster lifecycle management using RHACM.</p><p> Work with application lifecycle management and GitOps integration, including cluster sets, placement rules, workload placement, multi-cluster observability, monitoring, RBAC, and access management.</p><p> VM provisioning and management, KubeVirt/OpenShift Virtualization, VM networking, storage, templates, snapshots, cloning, live migration, and node maintenance.</p><p> VM provisioning, VM templates, DataVolumes, snapshots, cloning, live migration, Multus CNI, VM networking, VM storage, node maintenance, HA, affinity/anti-affinity, health</p><p> OpenShift Virtualization: Deploy, configure and manage virtual machines on OpenShift using the OpenShift Virtualization/KubeVirt platform.</p><p> Configure VM templates, snapshots, cloning, DataVolumes and VM storage with OpenShift Data Foundation (ODF/Ceph).</p><p> Configure VM networking using Multus CNI, user-defined networks, network policies and external network connectivity.</p><p> Perform and monitor VM live migration, including VM placement, node affinity and migration-related troubleshooting.</p><p> Perform OpenShift node maintenance and VM workload management, including cordon/drain activities and VM availability considerations.</p><p> Work with VM high availability, eviction strategies, node affinity/anti-affinity, tolerations, taints, health probes and watchdog mechanisms for workload resilience.</p>

<p>Performed end-to-end Ericsson Telco Cloud / NFVI data center deployment, integration, implementation, O&M, and capacity dimensioning activities for telecom customer environments.</p><p> Participated in deployment and integration of Ericsson Software Defined Infrastructure (SDI), including compute, storage, and network infrastructure components.</p><p> Performed data center infrastructure discovery, hardware configuration, provisioning, lifecycle management, health checks, and troubleshooting across compute, storage, and networking resources.</p><p> Worked with SDI Manager / Ericsson Command Center for infrastructure management, hardware inventory, alarms, configuration, and operational activities.</p><p> Performed CEE (Cloud Execution Environment) deployment and integration for OpenStack-based NFVI environments supporting virtual network functions.</p><p> Deployed SDI 2.23 as part of NFVi 7.4 deployment for ORM France.</p><p> Deployed CEE 10.x in ORM vSGSN/MME NFVI 7.4 project environments.</p><p> Deployed CAPO 2.26.x in ORM vSGSN/MME NFVI 7.4 environments.</p><p> Led/participated in NFVi upgrade activities from version 6.11 to 7.4 for Bhutan Telecom cloud infrastructure.</p><p> Performed compute, storage, and network capacity planning/dimensioning based on telecom workload requirements.</p><p> Supported OpenStack/RHOSP components, including Nova, Neutron, Keystone, Glance, Cinder, Swift, Heat, and Horizon.</p><p> Performed OpenStack instance provisioning, tenant/network configuration, storage operations, and cloud infrastructure troubleshooting.</p><p> Supported VNF onboarding and integration on NFVI platforms and validated infrastructure readiness for telecom workloads.</p><p> Worked with Kubernetes, Docker, Helm, and Ansible for cloud-native workload deployment and automation.</p><p> Performed Kubernetes cluster deployment, YAML-based workload configuration, PV/PVC management, resource quotas, CPU/memory limits, and pod scheduling.</p><p> Supported container networking and CNI technologies, including Calico, and performed troubleshooting of connectivity and workload issues.</p><p> Performed data center and cloud infrastructure health checks, fault isolation, incident troubleshooting, and post-deployment.</p><p> Prepared and followed deployment procedures, implementation plans, test/validation activities, and operational documentation for customer environments.</p><p> Performed Operations & Maintenance (O&M), deployment, integration, implementation, and capacity dimensioning across telecom cloud environments.</p><p></p><p> Worked with OpenStack services including Nova, Neutron, Keystone, Glance, Cinder, Swift, Heat and Horizon.</p>

<p>Performed telecom network commissioning, integration, troubleshooting, health checks, monitoring, and operational support.</p><p> Handled RBS and Node B commissioning/integration, RNC/BSC/RBS/Node B health checks, alarm analysis and troubleshooting.</p><p> Executed operational scripts for RNC and Node B activities and supported software upgrades from P5 to P6 to P7.</p><p> Worked with Win FIOL, RNC Element Manager, RBS Element Manager, CITRIX, ROMT, SMO, Alex, Moshell, PuTTY.</p>

<p>Supported telecom network engineering and operational activities across field and customer environments.</p><p> Commissioned and troubleshot Ericsson AXX and OMS MUX, SDH/transmission and optical transport equipment, including MUX and cross-connects.</p>

<p>Performed commissioning, integration, preventive maintenance, and troubleshooting of microwave, SDH/PDH, and optical transport equipment.</p><p> Handled customer acceptance of BTS and microwave sites, external alarm requirements, and commissioning/integration of microwave radios (SDH, PDH and X-PIC).</p>