Jonathan Valdez
Bulacan
Summary
Professional system administrator with expertise in managing complex IT environments. Adept at ensuring system availability, performance, and security while supporting team collaboration and achieving results. Skilled in network management, server maintenance, and troubleshooting. Reliable, adaptable, and focused on delivering impactful solutions.
Overview
19
19
years of professional experience
5
5
Certification
Work History
Senior Systems Administrator
Remote Employee
11.2024 - Current
- Server Administration
- Manage and Maintain Windows Servers
- Perform system upgrades, installations, and configurations.
- Process SSL certificate renewals and installations (IIS/Nginx)
- Decommission EOL servers
- VMWare/VDI Administration
- Manage and support virtualization environments.
- Provision ESXi Host, VM Guest Provisioning, Resource Allocation and Capacity Planning
- Install, configure, and maintain VDI platforms, virtual desktop pools
- Create, test, update, and deploy Golden Images for virtual desktops and managing patches
- Patch Management
- Monthly rollout of patches using Ivanti
- Monitor the rollout of patches and troubleshoot
- Update collections to target specific servers/workstations with missing patches
- Vulnerability Management
- Timely management in resolving vulnerabilities
- Regularly applying security patches and updates
- Remediate Vulnerabilities by acting to fix or mitigate the identified vulnerabilities
- Cloud Administration
- Managing Azure Subscriptions and their resources
- Troubleshoot MS Office 365 Suite Apps (Word, Excel, Outlook, etc)
- User Account Creation & Offboarding
- MFA registration (VPN or MS 365)
- Office 365 License allocation and Mailbox Administration
MSP L2 Systems Admin – VMWare Technology Specialist
FUJIFILM MicroChannel Service Pty Ltd
07.2022 - 10.2024
- Server Administration
- Manage and Maintain Windows and Linux Servers
- Perform advance troubleshooting Server issues by providing root cause analysis and action plans
- Perform system upgrades, installations, and configurations.
- Troubleshoot and resolve network and connectivity issues.
- Vendor coordination such as Microsoft IBM, Dell, HP, VMWare
- VM Administration
- Manage and support virtualization environments (VMWare and HyperV)
- Provision ESXi Host, VM Provisioning, Resource Allocation and Capacity Planning
- Perform vCenter/ESX Patch Upgrades quarterly.
- Provides client recommendation and coordinate with Sales Team
- Cloud Administration
- Managing Azure Subscriptions and their resources
- Troubleshoot MS Office 365 Suite Apps (Word, Excel, Outlook, etc)
- User Account Creation & Offboarding
- MFA registration (VPN or MS 365)
- Office 365 License allocation and Mailbox Administration
Subject Matter Expert (SME)
TELUS International Philippines
07.2018 - 05.2022
- Provide Level 3 support for TELUS Windows servers in Ontario, Alberta, British Columbia and Manila datacenters.
- Windows / Unix Administration
- Provides 24x7 Windows server administration.
- In depth analysis of event logs, crash dumps and proactively addresses issues.
- Monitor server alerts and address issues in a timely manner.
- Troubleshoot hard disk space and performance related issues.
- Troubleshoot user and server related escalated by L2 server admins.
- VMware vSphere Administration
- Provides 24/7 support for VMware Infrastructure
- Provision new ESX Host and VM Guest
- Expand VMWare OS
- Perform vCenter/ESX Patch Upgrades and license renewals
- Monitor and validate VMware related alerts and escalate issues that cant be resolved
- Provisioning of performance monitors (Perceive/Perform) and server data analysis.
- SCCM Administration
- Create advertisements to be deployed to target servers
- Monitor progress of patching and manual deployment for those failed to patch.
- Cloud Administration
- Cloud Provisioning and Management using vMware vCloud Director
- Basic Cloud Administration using Microsoft Azure / AWS
- Active Directory Administration / MS 365
- User Account Creation / Mailbox Administration
- Backup Administration
- Troubleshoot Symantec Netbackup issues and and perform restoration request.
Shift Leader - Managed IT Services
TELUS International Philippines
04.2014 - 06.2018
- Distribute all necessary tasks and duties during each shift in a fair and effective manner
- Assess individual team member abilities and aptitudes, incorporate into shift duties to promote happy employees and effective workflows
- Oversee all team members and ensure all duties and tasks are being performed efficiently and effectively during each shift
- Participate in weekly management meetings to discuss goals, progress, and any issues in need of resolution
- Manage time off requests and leave forecasts
- Perform ticket audit on a daily/weekly manner.
- Monthly performance evaluation and team member coaching.
L3 Windows Systems Administrator
TELUS International Philippines
10.2012 - 12.2015
- Provide Level 3 support for TELUS Windows servers in Ontario, Alberta, British Columbia and Manila datacenters.
- Windows Administration.
- Provides 24x7 Windows server administration.
- In depth analysis of event logs, crash dumps and proactively addresses issues.
- Monitor server alerts and address issues in a timely manner.
- Troubleshoot hard disk space and performance related issues.
- Troubleshoot user and server related escalated by L2 server admins.
- Provisioning of performance monitors (Perceive/Perform) and server data analysis.
- Communicate and escalate issues to Management within the client and 3rd party vendors.
- VMWare ESX Administration
- Provides 24/7 support for VMware ESX and Vm guests.
- VM Host and Guest provisioning, Provisioning of Datastore, Performance and capacity planning
- Monitor and validate VMware related alerts and escalate issues that cant be resolved remotely.
- Active Directory Administration
- Unlock/reset passwords and investigating account lockout issues
- Backup Administration
- Troubleshoot Symantec Netbackup issues and and perform restoration request.
- Patch Administration
- Monthly automated patch deployment using SCCM or manual deployment for those failed to patch.
- Print Server administration
- Provisioning print queues and troubleshooting print queue related issues
Team Leader – Wintel
FIS Global Solutions Phil Inc
12.2011 - 10.2012
- Data Center Operation Remote Support
- Troubleshoots user-submitted issues
- Supporting, maintaining, and enhancing existing business systems
- Support for project deployments
- Deploying new builds, codes, technologies, and services
- Monitoring the servers/services using Empirix, BladeLogic, HSConnect, SiteScope and TruSite
- Windows Administration
- Server build, OS hardening, reviewing of event logs, troubleshoot hard disk space and performance related issues
- VMWare ESX Administration
- VM Host and Guest provisioning, Provisioning of Datastore, Performance and capacity planning
- Webserver Administration (IIS 5.0 & IIS 6.0)
- Site creation, troubleshooting memory leaks, log management
- Active Directory Administration
- User account creation, unlock/reset passwords, management of distribution and security group
- Responsible for training new Team Members
- Send weekly/monthly reports of accomplishments and attendance tracking of team members
L2 Sr. Systems Engineer
Trend Micro Inc.
12.2008 - 12.2011
- Windows/Linux Administration
- VMWare ESX Administration
- NetApp Storage Administration
- Active Directory Administration
- Data Center Operation Remote Support
- Troubleshoots user-submitted issues
- Monitoring servers/services using PRTG
- Project Deployment Operation Lead
- Log review using ArcSight Logger
- Preventive Maintenance Work
- Monthly Server MS Patch Management
- Log management (IIS/apache web servers)
Service Monitoring Engineer
Trend Micro Inc.
07.2008 - 12.2008
- Management of false positive and negative alerts.
- Verification of alerts and provide initial troubleshooting.
- Escalate to the correct group in a timely manner
- Configuration, modification of new and existing monitors.
- Monthly patching of service monitoring servers.
Service Desk Engineer
Trend Micro Inc.
03.2008 - 06.2008
- 1st Level IT Support
- Acknowledge and record all incidents and service requests.
- Maintain and enhance customer satisfaction and provide service in a respectful, courteous and positive manner
- Ensure response, escalation and resolution time objectives as defined in SLA
- Provide the user with status updates as defined in SLA
Dialer Administrator / Telecoms Engineer
One Global Contact Center
10.2007 - 03.2008
- Attend to all phone and line issues. Test resolution immediately.
- Properly escalate issue to proper department if issue is unable to resolve.
- Perform start/end shift test calls to inbound and outbound Toll Free Numbers.
- Re-route / Force route numbers to other Telephone Carriers if encounter bad connections.
- Provide request of Vox files and Call Detail Recording to QC and Managers.
- Maintain and backup Lucent Excel switch configuration.
- Monitor and Configure Quintum AX/DX 3COM devices.
- Monitor AVAYA CDR Server.
- AVAYA Administration.
- Allocate channels and E1 lines for Stratasoft Dialers.
- Create and Modify Inbound/Outbound Campaigns scripts and screen designs.
- Lead Management (upload, shuffle, recycle and filter leads)
- Troubleshoot communication or software issues on Dialers
- Coordinate with proper support groups either Communication or Software side.
- Follow-up technical issues.
- Database maintenance, backup and basic querying on MS SQL.
- Ericsson PABX allocation of local lines.
Dialer Administrator
VConnect Inc.
09.2006 - 10.2007
- Allocate channels and E1 lines for Stratasoft and Vocalcom Dialers.
- Create and Modify Inbound/Outbound Campaigns scripts and screen designs.
- Lead Management (upload, shuffle, recycle and filter leads)
- Troubleshoot communication or software issues on Dialers
- Coordinate with proper support groups either Communication or Software side.
- Follow-up technical issues.
- Monitor on-going campaigns.
- Database maintenance, backup and basic querying on MS SQL.
Education
Bachelor of Science - Electronics and Communications Engineering
University of the East
Caloocan City01.2003
Skills
- Operating Systems
- Windows 10, 11, Server 2016, 2019, 2021
- RHEL, CentOS
- Monitoring Tools
- Watchtower, PRTG, Empirix, Holistix, BladeLogic, HSConnect, SiteScope and TruSite
- Ticketing Software
- Connect Wise Manage, Autotask, Service Now, Remedy, CA Service Desk and CMS
- Remote Connectivity Tools
- ConnectWise Screen Connect, Automate, Datto RMM, SimpleHelp, IT Glue, Remote Desktop Manager, mRemote, Hyena and Royal TS
Active Directory management
Windows administration
System upgrades
Program installations
Project management
Troubleshooting
Server hardware maintenance
Incident management
User support
System updates
Backup and recovery
Project coordination
Patch management
Capacity planning
Network administration
Virtualization technologies
Server improvements
Desktop troubleshooting
System monitoring
File system administration
Vendor coordination
Device configuration
Hardware troubleshooting
Software installation
Server maintenance
Server management
End point configurations
Virtualization
Software change management
Active directory
References
Available upon request
Certification
- Microsoft Certified: Endpoint Administrator Associate (MD-102)
- Microsoft Certified: Azure Administrator Associate (AZ-104)
- CompTIA A+
- Microsoft Certified: Windows Server Hybrid Administrator Associate (AZ-800 & AZ-801)
- Google Cloud Certified - Professional Cloud Architect
- VMware Certified Professional 7 – Cloud Management and Automation
- Red Hat Certified Technician (RHCT)
Timeline
Senior Systems Administrator
Remote Employee
11.2024 - Current
MSP L2 Systems Admin – VMWare Technology Specialist
FUJIFILM MicroChannel Service Pty Ltd
07.2022 - 10.2024
Subject Matter Expert (SME)
TELUS International Philippines
07.2018 - 05.2022
Shift Leader - Managed IT Services
TELUS International Philippines
04.2014 - 06.2018
L3 Windows Systems Administrator
TELUS International Philippines
10.2012 - 12.2015
Team Leader – Wintel
FIS Global Solutions Phil Inc
12.2011 - 10.2012
L2 Sr. Systems Engineer
Trend Micro Inc.
12.2008 - 12.2011
Service Monitoring Engineer
Trend Micro Inc.
07.2008 - 12.2008
Service Desk Engineer
Trend Micro Inc.
03.2008 - 06.2008
Dialer Administrator / Telecoms Engineer
One Global Contact Center
10.2007 - 03.2008
Dialer Administrator
VConnect Inc.
09.2006 - 10.2007
Bachelor of Science - Electronics and Communications Engineering
University of the East