About

Hello! I am Randall Flores. System Administrator and Network Administrator.

I am an experienced Windows Server and Linux Server administrator utilizing the VMware virtualization platform. Managing hundreds of servers, both physical and virtual, hosting infrastructure services as well as mission critical applications. In addition to system administration, I have experience managing server level and file level backups, database administration and security administration.

Basic Information
Phone:
(210) 595-9856
Location:
San Antonio, TX, U.S.A
Professional Skills
Linux Administration
75%
Azure
80%
Windows Server
70%
Solarwinds
60%
Cisco Routing & Switching
60%
Backup Administration
70%
Work Experience

September 2021 - Present

Comfort Systems USA
ERP Solutions Architect

  • Reporting to the ERP Director, acting as ERP infrastructure manager, technical lead and liason to the IT department.
  • Providing technical guidance the ERP helpdesk, ERP Continuous Improvement and Implementation teams.
  • Manage Azure based ERP Infrastructure including Linux and Windows based systems
  • Support and manage legacy ERP application transitioning to an end of life status
  • Manage application database backups
  • providing technical guidance to the ERP Director
  • Interfacing with third party vendors as the technical contact for the ERP team
  • Taking ownership of an unmanaged Red Hat Enterprise Linux environment consisting of six production application servers, and 3 non-production servers and various Windows Servers used on both production and non-production workloads
  • Redesigned production and non-production infrastructure to streamline environment naming schemes to easily identify the source production data in each non-production environment.
  • Implementing non-production environments including Copy of Live, Test, Development, Learn and Upgrade. This new design allowed the Support, Continuous Improvement and Implementation Teams to have dedicated servers to complete projects, troubleshoot critical issues and train with real data copied from production environments

August 2020 - September 2021

Southwest Research Institiute
IT System Administrator

Supporting the Space and Science Engineering Division as a member of the Computer & Network Support Group. Duties include supporting MacOS users, assisting senior members of the team in supporting several Windows Servers including troubleshooting application issues, security patching and upgrades.

August 2018 - July 2020

Pioneer Energy Services
IT Network Administrator

Primary duties included monitoring 40+ remote sites utilizing tools such as Solarwinds Network Performance Monitor (NPM), Network Configuration Manager (NCM), and Netflow Traffic Analyzer (NTA). Procuring, configuring, deploying and implementing Cisco devices at each site; including ASA Firewalls, Integrated Service Routers, Catalyst Switches and Wireless Access Points.

Special projects included assisting the Network Manager in implementing DMVPN and deploying Cisco ISE which involved a massive network segmentation and security implementation.

I was also able to utilize Python and Powershell to save time in reviewing Solarwinds email notifications by exporting an outlook folder to CSV and utilizing Python and Powershell to parse the CSV to create an easily readable Excel file that can be filtered and sorted.

February 2016 - August 2018

CCC Group, Inc.
Network Systems Administrator

Extremely broad responsibilities including infrastructure management, systems engineering and administration, network administration, backup administration, security patch management and everyday break/fix responsibilities on a wide variety of operating systems and infrastructure services.

Primarily a linux operation utilizing MicroFocus eDirectory and Groupware including file services running on SUSE Linux Enterprise Server, I was a daily linux user in the shell. Windows Servers were also managed primarily as application servers that required Windows Server or other services such as Microsoft SQL Server.

Other responsibilities include researching, planning, deployment and management of multiple remote jobsite office networks. Including VLAN design and local ISP options, and coordinating with providers for service installations. this also includes documentation, and inventory management for all tasks.

September 2014 - July 2015

Becton Dickinson & Company
Security Administration Specialist

Description here

February 2014 - September 2014

CCC Group, Inc.
Software Developer

While silumtaneously working as a Computer Technician at CCC Group, Inc., I briefly joined the Software Development Team. Primarily working on an in-house application, much of my time was spent developing new features utilizing Java. In my short time on the team, I was able to implement features that remain popular with the userbase to this day.

September 2011 - September 2014

July 2015 - February 2016

CCC Group, Inc.
Computer Technician

Description here

Projects

2021

Website Development
Specialized Construction Services

scserv.com

Hosted on linux and built with Wordpress, Specialized Construction Services needed to update their static, single page website. President and CEO Clayton Huebner wanted a dynamic, responsive website that looked beautiful on desktop or mobile devices.

2011 - Ongoing

Home Lab
Systems/Infrastructure Engineering

randallflores.com

Maintain home lab/network consisting of small business grade networking equipment including a Ubiquiti Edgerouter, two Ubiquiti access points and three Cisco Catalyst switches with multiple VLANs utilizing two FreeNAS storage servers, two ESXi hypervisor servers with direct links between each FreeNAS and ESXi machine for iSCSI storage.

Education

2020

Bachelor of Science
Information and Computer Science

Park University

Broad curriculum including Software Development with a focus in Java, C++ and JavaScript, Systems Engineering, Database Management, Project Management, Network administration via the Cisco NetAcademy Cisco Certified Network Associate (CCNA) curriculum and also business and management

References
Contact Me
Feel free to contact me

Address

San Antonio, TX, U.S.A

Phone - Text Me!

(210) 595-9856

Email

randall@randallflores.com