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Linux Systems Admin

Lakewood, Colorado, United States
November 08, 2018

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Cory McKelvey


Denver, CO *0226


Highly motivated IT professional, specializing in VMware, with over 5 years of experience with an emphasis in Designing, Configuring, Deploying, Administration and Supporting Enterprise Microsoft and Linux/UNIX platform systems and appliances.

Authorized to work in the US for any employer

Work Experience

Linux Systems Administrator

Dish Network Echostar - Englewood, CO

February 2018 to November 2018

• Provided support to all of Engineering, Test and Development Departments’Linux/Unix Desktop and Server environments

• Wrote multiple BASH scripts for automating consistent deployment of Linux Desktops/Servers

• Leveraged Ansible coupled with BASH scripts to further automate rolling out Linux/Unix Vms, Physical Servers, or Workstations

• Configured and Managed multiple PXE servers & Kickstart(AutoYaST, Spacewalk, FOG server, Clonezilla PXE)

• Responsible for LDAP/Kerberos authentication Administration on multiple openLDAP servers/ environments

• Responsible for Configuration, Storage, Networking and Users/Groups in ESXi\vCenter(5.x/6.0/6.5) environment(s)

• Responsible for purchasing, renewing and maintaining SuSE Linux Enterprise Licenses

• Resolved any issues within the Engineering Test & Development departments via ticketing system

• Configured and Implemented a dynamic Inventory VM (CentOS 7x) to simplify auditing of hardware and software

• Implemented Security Policies for the Linux Test & Development departments via `/etc/sudoers` SYSTEMS ADMINISTRATOR

QUANTUM - Englewood, CO

April 2016 to October 2017

• Managed all infrastructure and test & development systems within the labs

• Managed 50+ VMware ESXi hosts and clusters, with over 1,500 VMs, through vCenter Server and VCSA for troubleshooting, configuration, deployment of VMs and solutions

• Oversaw the automation of all Installation, Configuration, Design, Implementation, and Deployment of Lab infrastructure including it's software use

• Managed multiple different SAN & SAN appliances, both critical and non-critical Arrays, LUNS, Volumes, Disk-Pools, and VVols as well as being responsible for their configuration and design.

• Configured, Implemented and Managed all Active Directory Services including: Group Policies, Domain Controllers, AD LDS, openLDAP, DNS, DHCP, WINS DNS, and Certificate Services for several domains and child domains within the labs

• Managed scheduled back-ups for critical infrastructure using a mix of backup-to-disk and backup-to- tape for VM's and physical systems alike.

• Recommended and handled purchasing and replacement of all lab equipment for efficiency and high- availability of all systems

• Created Python scripts to automate configurations and deployments using Ansible. Desktop Support/Help Desk Tier


February 2011 to December 2015


• Responsible for re-imaging laptops for new employees using a PXE server

• Provided support and recommended solutions for Windows XP and Windows 7

• Replaced faulty/broken hardware as needed in PCs and Laptops

• Handled documentation and resolved tickets reports

• End-User Training

• Dell Laptop and PC expertise

• Restored End-Users systems from NTFS shares in the event of an unrecoverable incident Education

Associates of Arts in Music

Arapahoe Community College - Littleton, CO

2007 to 2009


SAN, STORAGE AREA NETWORK, VMWARE, AIX, BACKUP EXEC, Windows Server, Linux, System Admin, Active Directory, System Administrator, Redhat, Linux Administrator, Red Hat Additional Information



• ESXi 4/5xx/6.0

• vCenter Server & VCSA (vCenter Server Appliance) Operating Systems

• Windows 2003/2008R2/2012R2/2016/7/8.1/10

• RHEL 4/5/6/7.x CentOS


• Ubuntu

• Oracle Linux



• Solaris

• OS X

Storage & Back-up

• NetApp


• Dell PowerVault

• LUNS, Volumes, Disk-Pools, VVols(Virtual Volumes), EBOD/JBOD/RBOD/ARRAYS

• LTO - 4/5/6/7/8

• Backup Exec

• Tivoli

• Veeam

• NetBackup

• Acronis


• Dell PowerEdge (R:3,4, 5, 6, 7, 8, 9)

• Tape Libraries (IBM, HP, Quantum Scalar)

• HP Proliant DL Series

• IBM x3--- M2/M3 Series Server

• Brocade SAN/Fabric Switches (4G/8G/16G/32G)

• Cisco Nexus Series Switches

• iSCSI/10GbE Infrastructure Networking (10GbE "back-bone" infrastructure)

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