John Oliver, RHCE
Chandler, AZ
My Linux Foundation profile

Also available as PDF

Seasoned Linux / UNIX systems administrator with extensive experience in Red Hat Enterprise Linux, bash scripting, ansible, TCP/IP networking. Familiar and comfortable with Solaris, VMware, IPv6, Apple OS X, Windows, Cisco IOS. SSBI reinvestigation 3/10/2027, SCI eligibility, FullScope poly.

Status: Open to new remote opportunities


Mattermost ( 01/23 to Present )
Federal Solutions Architect

Red Hat ( 09/17 to 01/23 )
Solutions Architect

Pre-sales engineer advising United States Navy and Marine Corps customers on world-class enterprise-grade open-source solutions to allow them to innovate, save taxpayer money, and comply with new mandates for "cloud-ready" applications and cybersecurity.

SAIC ( 10/16 to 09/17 )
Principal Systems Administrator at NIWC Pacific - San Diego CA

UNIX SME & technical lead on effort to replace legacy naval messaging system with a virtualized Red Hat-based solution. Architect RHEL 7 based environment incorporating IdM, DNS, Splunk, SELinux to provide modern, supportable, secure services. Create jumpstart process for legacy Solaris-based product, kickstart for RHEL, and write ansible playbooks and bash scripts to aid in virtualizing and reduce administrative time to install.

SAIC ( 07/12 to 10/16 )
Principal Systems Administrator at NIWC Pacific - San Diego CA

Lead systems administrator for nation-wide network consisting of Mac desktop clients and Linux servers. Technical lead for modernization of core infrastructure to a more manageable CentOS-based platform that supports current IA requirements and future growth. Extensive scripting to automate software deployment and patching, configuration management, hardening to STIG requirements, creation of STIG checklists, and implementation of IA policies. Employ pf and iptables firewall rulesets, SELinux to increase system security. Frequent contributor to internal and external working groups and community benchmarks. Technical lead and mentor for junior personnel.

Virginia Network Services ( 01/12 to 05/12 )
Linux Systems Engineer - Chantilly VA

Provided kickstart deployment tools, yum repositories, customized iptables rulesets, and syslog server configurations. Served as last-resort contact for outages on production systems running Apache web and application servers under RHEL 3 & 5, both physical and virtualized under VMware ESX.

FGM, Inc. ( 10/10 to 01/12 )
Network Engineer at National Reconnaisance Office - Chantilly VA

Packaged Windows applications for unattended installs for deployment via SCCM, AppV application virtualization, Windows batch files, Active Directory Group Policy Objects, testing, documentation of procedures, and engineered “back out” solutions for each delivery.

FGM, Inc. ( 12/08 to 09/10 )
Linux Systems Engineer at NIWC Pacific - San Diego, CA

Sole administrator for RHEL 5 & Windows 2003 Server application servers running Tomcat, MySQL, MediaWiki, and some proprietary applications. Migrated all services to VMware-based virtualized environment. Built kickstart installers and shell scripts to automate configuration of new hosts. Responsible for maintaining patch levels and security posture of all lab systems.