Operations Engineer Level Customer

Karthik Kumar Poshala

708-***-**** ******************@*****.***

SR. INFRASTRUCTURE CLOUD OPERATIONS ENGINEER

An accomplished and performance driven professional with excellent interpersonal and communication skills, 10+ years of experience in customer management, infrastructure operation support and negotiations with high level customer relationship. Experience with Private Cloud environment in customizing vSphere, vRealize Suite, NSX-V, NSX-T deployment automation and configurations to specifications.

HIGHLIGHTS & CONTRIBUTIONS

•Designed and Implemented virtualization solutions based on VMware vSphere ESXi 7.0.X/6.7/6.5/6.0/5.5/5.1/5.0/4.1 platform, vCenter 7.0.X/6.7/6.5/6.0/5.5/5.1/5.0.

•Functioned in an SRE role within a large production environment.

•Hands-on production experience with vSphere, vRealize Suite, NSX-V, and NSX-T products.

•Excellent experience in managing vSwitches, Distributed Virtual Switches, High Availability, Distributed Resource Scheduler, vMotion, Storage vMotion, VMware Fault Tolerance, ESXi advanced configurations, Horizon View, Network/Storage IO Control, VMFS Datastore, Host profiles, Storage profiles, Resource Management and Performance Monitoring.

•Knowledge of maintaining Business Continuity and performing Disaster Recovery (DR) using VMware Site Recovery Manager (SRM).

•Cisco Unified Computing Systems implementation and configuration specific to vSphere, for compute platform high availability, redundancy and elasticity. Created new Service Profile templates and various pools (SAN&LAN) on Cisco UCS using Cisco UCS Manager (UCSM).

•Hands on Cohesity / Netbackup product experience.

•Experience in installing, upgrading and configuring Red Hat Linux 5.x, 6.x using Kickstart Servers and Interactive Installation. More than 8+ years of experience in providing day-to-day system administration and technical support for Windows, Linux, Clustered MSSQL servers.

•Configuring RAID and RAID groups, Storage Pools, Storage virtualization platforms of HC 250 and thick and thin LUNs.

•Experience with Agile & JIRA.

TECHNICAL PROFICIENCIES

VMware Products: VCenter 7.0.X/6.7/6.5/6.0/5.5/5.1/5.0, ESX/ESXi 7.0.X/6.7/6.5/6.0/5.5/5.1/5.0/4.1, vRA 7.X, vRO 7.X, vROPS, NSX-V, NSX-T

Server Operating Systems: MS Windows Server (2003/2008/R2/2012), Red Hat Linux (Enterprise Linux 5/6/7).

Operating Systems: Windows, Linux, Unix Storage: VMAX, VNX, XtremIO

Cloud Platform: VMware Private Cloud, Azure, AWS Backups: EMC Avamar, Data Domain

Languages: Python, Unix Shell Scripting, PowerShell, SQL, PL/SQL, NoSQL

Networking: Cisco MDS, Cisco 5K, Cisco 3K, UCS B200 M4, UCS C220 M4

EDUCATION & CREDENTIALS

Master of Science (MS) – Valparaiso University

Bachelor of Technology (B. Tech) – Jntu Hyderabad – India

Microsoft Azure Administrator - AZ 104 VCE Certified Converged Infrastructure Associate (VCE-CIA)

VMware Certified Associate - Data Center Virtualization (VCA-DCV) VMware Certified Professional (VCP)

PROFESSIONAL EXPERIENCE

Credit Suisse LLC 03/2021 – Present

Sr. Virtual Operations Engineer (AVP) Raleigh, NC

Working as a Sr. Virtualization Engineer in an environment consisting of 1200+ ESXI Hosts and 13000+ VM’s spread across globally in 4 data centers located in the USA, UK, Singapore, and Switzerland. Works on many varieties of workloads such as Windows, Linux, Clustered MSSQL VM’s.

•Managing the entire private cloud environment runs on VMware vSphere with NSX-V, NSX-T, EMC, PowerMAX, VMAX, and UNITY all flash storage arrays as the back-end storage with all fiber-based connectivity using Brocade switches.

•Support of private cloud infrastructure through handling of customer requests, incidents, Changes, assisting operations Globally (US, UK, Singapore, and Switzerland) and supporting the overall cloud ecosystem. Support of private cloud capacity management by assisting Global Capacity Management Team with the collection, analysis, and dissemination of data.

•Provided architectural guidance and oversight into integration of VMware products with third party products within the IT environment: Storage, Networking, System Management, capacity management and monitoring, high availability solutions.

•Strong development background in vSphere APIs, vRealize Suite APIs, NSX-T APIs.

•Created and developed various catalog Items on vRealize Automation Platform.

•Used Python 3.10, AWS, GitLab pipelines and Jenkins API to validate code base and commit hashes used for vulnerability scans and code pushed for production release.

•Created automation scripts using various python libraries and used AWS scheduling services like Cloudwatch Event Bridge and glue scheduler to trigger the automated jobs in a timely manner.

•Deployed vRealize Operations Manager (VROPS), leveraging its capability for proactive monitoring of health of the entire virtual environment.

•Installation and configuration of EMC PowerPath in ESXi for SAN Storage Path optimization.

•Performed Zoning on Cisco MDS switches as required.

•Global Capacity Management Team in several key infrastructure adoption projects.

•including SAN, NAS and iSCSI. Knowledge of Cisco, Dell Enterprise Hybrid Cloud Infrastructure Hardwares.

Environment: VMware Vsphere, vRA, vRO, vROPS, vRLI, Turbonomics, vMAX, VxRail, Dell Emc storage, Cohesity, Cisco, Python, Java.

SLS Solutions Inc. Deutsche Bank, Jacksonville, FL 10/2016 – 02/2021

Sr. VMware Admin/ Systems Engineer, (08/2019-02/2021)

Handled designing and deploying Windows, Linux/Unix and virtualized infrastructures. VMware Vsphere, Cisco UCS, VDI horizon view, Hyper- V, windows, Red Hat Linux, Zerto, SRM, Pure storage, Hitachi, PURE storage, Rubric, AWS glacier storage, Azure, Nutanix. Configured Tenants, Blueprints, Security Groups, End Points, and Resource Pools in vRA Infrastructure (7.3.1). Worked on automation with IT automation systems (BMC, HP, IBM/Tivoli, CA). Performed daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.

•Created Virtual Machines as per user requirement and performed Cloning on Virtual Machines. And Migrated P2V and V2V Servers using VMware Standalone Converter.

•Installed/updated patches on VMware ESXi hosts using VMware Update Manager tool from version 6.0 to version 6.5.

•Planned, configured, analyzed, administered, and maintained storage systems (EMC VMAX, XIO, VNX).

•Worked on VMWare’s Software Defined Data Center application suite and architecting, sizing, and deploying vSphere, vRA 7.3.1, vRO 7.5, Log Insight, vROPs

•Worked on creating Low level and High-level design documents for specific technologies (e.g. VRA, VRO, VROPS, and log insight).

•VNX Block Storage Provisioning and Management including Raid Groups and Traditional LUNs, Pools and Thin LUNs, LUN Migration, FAST VP, FAST Cache, Storage groups, Host Initiator registration.

•Installed, Setup and Monitor the Servers, NetApp Storage, Windows, Linux, Switches and other network devices on Windows System Center Operation Manager.

Environment: VMware Vsphere, VCloud air, Google Cloud Platform (GCP), VDI horizon view, Hyper-V, AWS, Windows, Active Directory, SCCM, WSUS, Red Hat Linux, Hitachi, Dell Emc storage. This project also involves Cutting edge Web technologies, back-end frameworks and CI/CD tools.

Sr. Infrastructure Systems Engineer (VMware Admin) Charter Communications, Charlotte, NC, (07/2017-07/2019)

Installed and administered the various components like Windows, Linux/Unix and VMware etc. Managed infrastructure and end points, virtual machines, Blueprints, compute, resources, reservations, users, groups and policies in VRealize automation (VRA 7.0). Controllers, IIS Web Servers, Exchange Mail Servers, WSUS Patching servers, print Servers, System Management. Experience in handling more than 3000+ mix of Windows servers, 200+ ESXI servers, Remote data center, multiple vCenter. Handling Escalations for Hyper-V, Microsoft Azure IAAS and Windows OS issues. Connected with Senior Management, Client Managers through Direct sessions for Data Center Management & Consolidation, Virtualization, and Microsoft Azure Practices.

•Created Data centers in the vSphere Web client and added the Hosts to the Data center.

•Installed and configured Windows 2003 servers of DHCP, FTP, Web Server and SQL Database Server.

•Experienced in Managing File Servers, Print Servers. Hands on experience physically and logically on Cisco and DELL switches and routers.

•Expertise in hardware and software installation for cisco switches. Worked with Network team to troubleshoot misconfigured network, VLANs etc.

•Configured VMNICs, vNIC, VLAN, vSAN and service profile templates.

•Experienced working on Active directory, DNS, DHCP, Forward lookup zones and reverse lookup zones, TCP/IP protocols.

•Configure vNetwork Distributed switches and migrate the VMware from vNetwork standard switches to vNetwork Distributed switches.

•Installed and configured Microsoft Windows 2008, 2008 R2, 2010, 2012 and 2012 R2 Servers on Virtual Machines.

Environment: VMware Vsphere, VCloud air, VDI horizon view, Hyper-V, AWS, Windows, Active Directory, SCCM, WSUS, Red Hat Linux, Hitachi, Dell Emc storage.

Molex, Inc. Lisle, IL Sr. VMware Admin, (01/2017-06/2017)

Experienced in performing administration tasks using PowerCLI and PowerShell scripting. Experience in installing and configuring HPE Hyper V C250 Converged Platform. Experience in Software Defined Networking architecture and implementations using NSX Manager. Experience in the V2V and P2V migration of Physical servers to VMware ESXi hosts.

•Implemented and administered VMWare vRealize Operations (VROPs) & vRealize Login Sight.

•Developed and maintained O&S Standard Operating Procedures for VDI Environment.

•Virtualized desktop applications for use in a VDI environment and application delivery through VMware ThinApp and App Volumes 2.12.

•Provided and maintained user access in VMware virtual Center, configuring mail alert for any failure in HA, DRS, CPU and memory

•Configured Network and Server Software, Hardware and peripheral devices to resolve network issues

•Provided performance metrics, workload status update, and project status updates at biweekly workload tracking meetings.

Environment: VMware ESXi 6.0 Server, Windows 2003/2008 R2, SQL Server 2000, IIS 6.0/7.0, Dell PowerEdge Servers, HP Servers, CISCO blade servers, IBM Blade Servers, Remote Desktop Services, IBM TSM, Microsoft Visual Studio TFS.

Client Name: Integris Health, OKC VMware Admin, (10/2016-12/2016)

Administrated the Domain and Services, Active Directory, GPO, IIS (performing code loads on the production environment), Generating certificate request and Installing VeriSign certificate on the website. Managed VDI project (VMware View) from design and development to post- implementation; Successful implemented VDI. Configured HA, DRS, affinity and anti-affinity rules through vCenter to ensure high and continuous availability to business users.

•Designed and installed configured vSphere 6.0 as part of POC. Analyzed various available options and implemented high available Platform Service Controllers (PSC’s) for vSphere 6.0

•Served or PMO team on long-term infrastructure upgrades and new projects notably security log event management.

•System Center Configuration Manager (SCCM 2007/2012 R2/R3) operating system deployment (OSD) and administration hands-on experience.

•Installed VMware SRM and created Protection groups and Recovery plans and performed DR tests as scheduled.

•Worked on MS Active Directory DHCP, DNS, WINS, and Microsoft Internet Information Service (IIS) and Scripting Languages like PowerShell, VBScript, vCLI.

Environment: VMware ESXi 6.0 Server, Windows 2003/2008 R2, SQL Server 2000, IIS 6.0/7.0, Dell PowerEdge Servers, HP Servers, CISCO blade servers, IBM Blade Servers, Remote Desktop Services, IBM TSM, Microsoft Visual Studio TFS.

ConglomerateIT Inc. Daimler Trucks North America, Portland, OR 01/2016 – 09/2016

Infrastructure Systems Analyst (VMware)

Worked closely with Storage and Networking teams to manage the allocated SAN, Fiber and Networking Infrastructure. Updated the Patches for ESX Servers using VMware Update Manager in Virtual Center. Involved in Managing, Upgrading, Installing, and Supporting Windows 2008 R2 and 2012 R2 Servers. Managed Virtual Machines, Installing VMware Tools, Creating Templates, Cloning, and Deploy Virtual Machines using Templates, in an Enterprise SAN environment.

•Designed and implemented complex Infrastructure solutions as per the business requirements within the provided budget.

•Configured and administered DNS, DHCP, web servers and other Active Directory services.

•Implemented the concept of Windows Clustering on the servers having critical applications running.

•Planned, managed, and installed VMware ESXi 5.5 /6.0 server, Installation and configuration of virtual center database and installation of VMware infrastructure virtual machines.

Environment: Windows 2000/2003/2008/2012 R2, SQL Server 2000, IIS 6.0/7.0, VMware ESXi 6.0 Server, Cisco UCS, vCloud Director 1.5, VMware vCloud Center and VMware vCenter Orchestrator 4.1, EMC VNX Family storage systems, Remote desktop services.

Valparaiso University, Valparaiso, IN 03/2015 – 12/2015

Application Developer (Student Internship)

Worked with Business & all Stakeholders for requirements understanding and development. Met the client requirements and deadlines. Effectively engaged with clients and all stakeholders through weekly meetings.

•Worked on an online web tool called Appery.io which helps to build mobile applications for Android, IOS, Windows and Blackberry applications.

•Involved in writing SQL queries to load the data into the database.

•Worked on JavaScript, Html, CSS to build UI and validations. Extensively used JQuery to implement core functionality.

•Performed testing and bug fixing. Followed agile methodology to develop applications.

Environnent : Appery.io, JavaScript 1.7, CSS, JSON.

VSNL, Hyderabad, India 08/2012 – 12/2014

Network Administrator

Coordinated various tasks of system development – Planning, designing, and integration (including formal testing) and oversaw full transition into production. Configured Terminal Server to access the servers using Remote Desktop Protocol.

•Maintained Local Area Network (LAN), using Cisco 2950 Switches.

•Configured and managed Microsoft Outlook 2003/2007 for the users.

•Analyzed, logged, tracked, and reviewed complex software and hardware matters of significance pertaining to networking connectivity issues, printer, server, and application to meet business needs.

•Created a backup job and also took backup of the data center on a daily, weekly and monthly basis.

Environment: Windows 2000/2003, SMS, IIS 6.0, Exchange Server 2003, Microsoft WSUS, Windows XP, UNIX/ Linux, VMware Workstation.

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