Christopher Hernandez Email & Phone Number

Burbank, CA, US

Orlando, Florida, US

• In depth knowledge of an Enterprise AWS Cloud computing environment, along with knowledge of Azure and GCP
• Provision new applications from scratch in AWS using Terraform scripts, Atlantis, and Nimbus configurations using GIT
• Drive Task and Projects from creation to completion to include building environments in Latest, Stage, Load, and Production
• Troubleshoot daily issues involving EC2’s, ECS’s, S3 Buckets, ELB/ALB’s, Route 53, EFS, Lambda, & Security Groups
• Daily use and in-depth knowledge of RHEL Linux operating system commands and Docker containers, as well as Chef for system configuration
• In depth knowledge of Apache HTTP, Akamai Routing, F5 Load Balancers, AppDynamics, and Splunk Monitoring tools

• Administered Linux servers in a virtual environment to include adding/removing users, granting user permissions/rights
• Provisioned new servers using CentOS 6/7 for daily use of new projects for Development and QA use and testing
• Managed local private network addresses into BIND DNS to maintain accountability of server ip’s and avoid conflict
• Found Root Cause Analysis for downed servers using DEBUG tools in log files and following ERROR messages
• Installed third party applications onto Linux servers from scratch with only limited documentation to work with
• Created Kerberos principles and keytabs into KDC server to allow for secure Linux environments as needed

• Build and Administer LAMP servers and Tomcat servers for Walt Disney World Parks and Resorts Online websites
• Complete new project work and maintenance fixes for over 5 different web applications for the WDPRO Business Unit
• Daily use of Chef for server configuration management and system configuration changes as needed for project work
• Use the Splunk Monitoring tool to manage problems and outages for all servers in our Linux infrastructure inventory
• Frequent use of VMware’s virtual environment to deploy and maintain WDPRO’s virtual server Linux environment
• Create, make, and maintain configuration in a Big IP F5 network environment for all WDPRO application websites

Daily scripting and use of Chef Opscode for server configuration management on Red Hat Enterprise Linux 5/6 servers. Manage and install SSL certificates for company domains and website using DigiCert. Daily use of linux Open LDAP, DNS, and DHCP for user and server authentication and name services. Extended use in VMware vShpere 5 for virtual server.

Setup, Configured, and Maintained User ID information using LDAP as the main method of System Authentication. Performed Installations, Upgrades, and Patching of Red Hat Servers/Workstations using Kickstart and YUM Satellite Server. Used the Remedy Ticket Tracker software application to maintain historical data and track work status of assigned tickets..

Performed System Administrative duties on all Red Hat Linux and Windows OS servers in a secure lab environment. Installed, Setup, Configured, and Tested Red Hat Enterprise Linux and Windows OS servers with NTP, TCP/IP, & UDP. Installed and Tested all Information Assurance patches and new 3rd Party Application software for Verification Approval. Used.

Performed System Administrative duties on all Red Hat Linux and Windows OS servers in a secure lab environment. Installed, Setup, Configured, and Tested Red Hat Enterprise Linux and Windows OS servers with NTP, TCP/IP, & UDP. Installed and Tested all Information Assurance patches and new 3rd Party Application software for Verification Approval. Used.

Arlington, Virginia, US

Defended America against all enemies, foreign and domestic.

Performed work as the company Unix System Administrator and Software Test Engineer involving Telecom systems running on the Solaris Operating System. Installed OS's, configured company software, and networked all Telecom switches and Signal Control Points to one another for production test and development environments. Troubleshot and identified problems.

Arlington, Virginia, US

Maintained, troubleshot, and repaired Electronic Jammers, Radio Frequency Interceptors, Secure Satellite Communications, Direction Finding equipment, and various computer systems using the UNIX OS.