David R Cossio

San Antonio, TX *****

210-***-**** ac25e2@r.postjobfree.com

Work History

QTC Management – A Leidos Company 08/2015 – 10/2017 Systems Support Analyst, Level 2

• Tier II & III Client Support via RDP and/or Remote Assist

• Troubleshoot via phone, and/or in person

• Various roles: Asset Mgt., HR Onboarding, Rapid Site Deployment

• Cisco Call Mgr. & Unity / 7841 (& iPhone) Phone setups

• Network (SolarWinds) & Application (PRTG) monitoring Robert Half Technology 07/2014 – 07/2014

On-call IT Contractor

● LAN Hardware

● Light Software Installs & Technical Troubleshooting Get Wired Networks 09/2010 – 02/2012

Lead PC Tech / Help Desk Tier 2

● Break/Fix Desktops & Laptops

● High Volume Customer Service in Person

● Perform Diagnostics & Virus Removals

● Imaging Windows 7

● Troubleshooting MS Office in Remote Sessions

● Documenting Ticket System, BIOS & User ID Password Resets, Mapping Printers, Backup Emails Texas Computer Solutions 06/2006 – 03/2009

PC Tech / Office Administrator

● Break/Fix Dell Laptops

● Troubleshooting SW Problems

● Handled Mid-level Customer Service Phone Calls

● Log into Ticket System and Resolve outdated service orders

● QuickBooks Administration: light

Education

Hallmark University, Bachelor of Science Information Systems – Cyber Security, 2015 GPA: 3.5

Skill Set(s)

Windows 7//10 ENT, MS Office 365 Business BitLocker Active Directory MS Exchange Server TCP/IP DHCP DNS SharePoint Administration SCCM – SW Deployments BMC / System Center Service Manager

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