Michael Ledesma

Michael R. Ledesma 766 Del Pan St. Binondo, Manila Phone number:--https://www.linkedin.com/in/michael-ledesma-790b17a7 I am an experienced Citrix/Vmware/Azure Cloud adminstrator with 5 years experienced managing the virtual infrastructure of our clients using Citrix Studio, Azure Cloud, Citrix Director, PVS, Vsphere, Citrix Xencenter and other tools use to update and manage existing windows gold image. I also work on projects like building a new infrastructure to accommodate new VDI desktops and servers which will serve the applications of the clients upon request. I was able study on my own Powershell scripting which I now use to manage our daily task. I created scripts to automate most of our daily work as well as scripts that monitors all sorts of health checks of our servers. I even created scripts to help on special projects of other accounts like office wide upgrade of a software (due to lack of SCCM) and other specific task that requires automation. I love working on those projects due to the problem-solving nature that is required to complete the projects. I have extensive experience as a Technical Analyst with Dell and Service Desk Analyst with ACS-Xerox. Later on, got the job as a Remote Desktop technician. All those years I was able to improve my technical and problem-solving skills as well as my English communications skills. Now I am managing a team of 12 citrix admins who handle daily operations and preparing them to take on new use cases requested by our clients. WORK EXPERIENCE HPe / DXC Technology. ITO Consultant (Citrix L3 Engineer) January 2017 - Present - Managing our Virtual infrastructure (Delivery controller, DHCP, Active Directory, IIS) via Vsphere, Citrix Studio, Citrix Xencenter, Citrix Cloud, Azure - Handling weekly and monthly sessions report via Citrix Director - Updating gold image for VMs and Servers via PVS and MCS - Managing VMs and Apps via Xencenter, Azure and Vsphere - Update GPO policies on local machines master image and Citrix policies via Studio - Creating KB articles for troubleshooting and tools guide for our team - Managing Citrix team on transitioning Use case to production and daily operations - Creating and updating powershell scripts for monitoring our servers and automating redundant task - Handling change management role as the Change Manager for our account - Build onprem Citrix infrastructure for Disaster Recovery sites for our clients - Migrated the Applications and VDI from Onprem to Azure Cloud - Upgrade ADC, ADM, Netscalers, PVS, Storefront and other backend servers in our virtual infrastructure - Update certs for our storefronts using IIS - Monitor security logs and server healthchecks via ADC and ADM - Monitor and Analyze network traffic and user sessions in Azure Traffic manager and ADM/ADC Manage a team of 12 L1 and L2 Citrix Admin and the day to day operations for our clients Completed side projects for the company ( Java removal automation for all servers, Update of client softwares via powershell) Providing online class trainings to new hires per batch (Citrix, Azure, Virtualization and powershell scripting) SGV – Ernst and Young L2 Helpdesk – Associate September 2015 – January 2017 - Diagnosing and solving hardware/network/software for Reassigned tickets only. And then provide feedbacks to L1 and L2 Helpdesk - Mailbox changes, import/export, aliasing, forwarding setup on both onprem and cloud (via powershell and our Utility server) - Handle the Aging report for the whole Manila team. Analyze the data and then report to my superiors and also perform one on one coaching with each individual - Analyze weekly CSAT/DSAT report for the whole Manila team. Review each incident and set meetings with Senior Associates to discuss the finished report. - Approved escalations for the EMEIA team on a daily basis - POC for escalation teams Affiliated Computer Services - Xerox HCS – I. T. Operations Oct 2008 – 2010 - troubleshooting system and network problems and diagnosing and solving hardware or software faults - maintain daily performance of computer system - manage active directory accounts for all our clients HCMS – Service Desk Analyst 2010 – June 2012 - Diagnosing and solving hardware/network/software faults for employees of HCMS clients - Installing and configuring computer systems - Account management, creation, removal and updates for all users - trained new members of the team and manage their stats and performance until full deployment - Creation and updating of knowledge base documentation for all Service Desk Analyst Systems Lead Technician (Remote Desktop Management / RDM) June 2012 – July 2015 - Perform advance troubleshooting for escalated tickets by the Service Desk Analyst - Take ownership of high severity site wide network or application issues - Performed wide update for all users for our security software Mcafee and virtual machines - On-call duties for escalated VIP and high severity issues during off hours - Domain Controller management (active directory, file servers, and exchange servers) - Assist in maintaining full functionality for our virtual windows machines - Received the Tech of the year award for 2014 Dell International April 2007 - Oct 2008 TSR – Technical Support Representative XPS – Technical Analyst - Handled Hardware and Software issues for XPS users of Dell - Provides answers to clients by identifying problems; researching answers; guiding client through corrective steps - Achieve the XPS agent of the year for 2008 and a few more agent of the team award - Completed XPS hardware certification for DELL EDUCATIONAL ATTAINMENT Computer Engineering – Bachelor on Computer Science Adamson University 2002- March 2007 System Software Engineer Asia Pacific College - Manila Science High School - PARTICULAR SKILLS - - - - - VCP6 – DCP Certified Completed Azure Foundation Certified Completed CNS02251: Deploy and Manage Citrix ADC13,x with Traffic Management (Scheduled for Certification next month) Azure, Citrix Cloud, ADM Management Knowledge of ITIL incident, problem & change management. Server Virtualization and Management (VMware, Azure) o Managing via Powershell ▪ Managing reports via scripts ▪ Automating server reboots via scripts o Monitoring, creation, deletion, image updates via Citrix Studio, Citrix Director, PVS Xencenter, and Vsphere. o Managing Resource groups and its resource in Azure Portal o Creating technical documents for troubleshooting guides for our virtual infrastructure ▪ Knowledge transfers to L1 and L2 teams Onprem to Cloud migration – Vmware to Azure Cloud Active Directory management (Server Manager and MMC) o Creation, removal and file movement of organizational units and objects o Accounts creation o Group policy updates and permission changes Managing onprem and cloud mailbox Completed Cisco Certified Network Associate training o Subnetting o Configuring and monitoring of routers and switches (including initial setup) o DNS, Access Control List, DHCP, TCP/IP, route summarization Systems (including bare metal installation, upgrade and advance troubleshooting) ▪ Windows XP, Windows Vista, Windows 7, Windows 8.1 and Windows 10 ▪ Windows Server 2008, 2012, 2016 ▪ Linux and Unix (only basic knowledge and upgrades) Service Now and Service Center Ticket Management o Handling ticket reports (request, incident, problem and change tickets) o Change management process REFERENCES References will be supplied upon request.