Robert Peebles Email & Phone Number

Saint Louis, MO, US

• Support ~19,000 Linux servers for a Fortune 100 customer.
• Improved manageability of environment by maintaining server inventory in CFEngine database
• Automated troubleshooting and remediation of common issues
• Streamlined adding servers to Centrify’s AD bridge by writing a script to automate the process
• Reduced wasted resources by analyzing VMware inventory dumps to find unused VMs to decommission
• Assisted in resolving server inventory discrepancies across multiple inventory systems in quarterly audits

Englewood, CO, US

• Manage 8 staff in multiple locations supporting ~1300 servers (RHEL, CentOS, HP-US, Solaris). Responsible for the development and retention of the enterprise Linux server administration team. Responsible for Linux/Unix.
• Improved manageability of servers by implementing Chef infrastructure
• Reduced OPEX/CAPEX while improving performance and resiliency of Oracle databases by migrating from HP-UX to RHEL VMs
• Improved security posture of environment by implementing a monthly patching program for all Linux servers
• Shortened timeline for new hire productivity by creating a training program to teach our processes, technologies and environment
• Reduced OPEX/CAPEX by implementing procedures to reclaim unused PowerBroker licenses

Englewood, CO, US

• Supported ~1300 servers (RHEL, CentOS, HP-US, Solaris). Collaborated with database administrators, application owners, data networking & business partners. Participated in project planning and implementation. Developed.
• Automated implementation of PowerBroker Identity Services using vRealize Configuration Manager and scripts
• Created method to refresh databases on VMs similar to the current methodology for refreshing DBs on physical servers
• Simplified scalability changes and reduced planned downtime of VMs by changing configuration parameters
• Migrated servers from EchoStar acquisition to DISH by collaborating with DTC and EchoStar staff

Tulsa, Oklahoma, US

• Managed up to 8 staff in multiple locations supporting ~2100 servers (Windows, RHEL, vSphere, AIX, Solaris). Responsible for the development and retention of the enterprise server team. Responsible for Linux/Unix.
• Saved over $3M in CAPEX & created a pool of over $7M in Oracle Database licenses by migrating from Unix to RHEL/VMware
• Achieved Red Hat Certified System Administrator (RHCSA) on RHEL 6
• Saved ~$110k in annual OPEX by splitting RHEL and Windows VMs into separate clusters
• Saved ~$235k on WebLogic/WebSphere licensing by creating a dedicated VMware cluster
• Saved ~$25k in annual OPEX by migrating web/app servers from Solaris to RHEL

Tulsa, Oklahoma, US

• Responsible for ~500 Linux/Unix servers. Responsible for Linux/Unix architecture. Managed VMware clusters for RHEL environments. Directed outsourcer and validated monthly billing for Linux/Unix servers. Managed Oracle.
• Designed and led 5-year enterprise program to migrate from Unix to RHEL on VMware
• Successfully transitioned Linux/Unix and WebSphere services from IBM to Wipro by coordinating the efforts of the teams
• Designed disaster recovery solution for Solaris servers using Flash Archives/Jumpstart with restores from backups
• Shortened required outage windows for patching Solaris servers by implementing Live Upgrade
• Accomplished hardware monitoring of Sun/Oracle servers by implementing Oracle’s Automated Service Request tool

Tulsa, Oklahoma, US

• Responsible for the infrastructure design and approval of various IT initiatives. Responsible for ~500 Linux/Unix servers in 4 US datacenters. Responsible for architecture of Linux/Unix servers, storage and databases.
• Attained ITIL knowledge by achieving ITIL V3 Foundation certification
• Improved knowledge of Linux by achieving Red Hat Certified Technician (RHCT-RHEL4) on RHEL 4
• Improved outsourcing services by creating new infrastructure statements of work
• Improved resiliency of Unix/Linux infrastructure by modernizing server hardware and operating systems
• Recovered from a multi-datacenter flood by working with vendors, management and the outsourcer

Tulsa, Oklahoma, US

• Responsible for enterprise Unix server selection, purchase, implementation and support. Provided primary or secondary support for ~100 Solaris servers.
• Improved consistency of server configurations in Houston/Salt Lake City by implementing CFEngine configuration management
• Improved business-critical customer-facing application availability by migrating Solaris servers from DAS to SAN
• Improved business-critical customer-facing application availability by designing and implementing company's first internal disaster recovery environment
• Achieved RTO/RPO in company’s first internal disaster recovery test

Tulsa, Oklahoma, US

• Supported 100+ Solaris servers/100+ workstations for trading floor.
• Automated configuration tasks for ~400 Unix/Linux servers using CFEngine and other open source tools
• Improved security by building Solaris packages for OpenSSH and OpenSSL and configuring them on all Solaris servers
• Improved application availability by migrating trading floor Solaris servers from DAS to SAN
• Reduced OPEX on hardware maintenance by moving to self-support on Sun servers
• Implemented first compute engine environment on trading floor by implementing Load Sharing Facility on Solaris servers

Carrollton, Texas, US

• Responsible for supporting ~100 Solaris servers and ~100 Solaris workstations for Williams Energy trading floor. Performed hardware and OS upgrades.
• Saved ~$100k in annual OPEX for Williams by eliminating unnecessary software maintenance
• Achieved Y2K compatibility by testing and remediating software and firmware on Solaris servers/workstations
• Improved ability to restore from backups by creating backup reporting system