Cesar Covarrubias's Email Addresses & Phone Numbers

📖 Summary

DevOps Engineer @ Johnson Controls From December 2015 to April 2017 (1 year 5 months) Irvine, CASr. DevOps Engineer @ PatientPop Inc. Senior DevOps Engineer @ NextGen Healthcare From May 2017 to October 2019 (2 years 6 months) Irvine, CASr. Systems Engineer @ Global Cash Card Senior Systems Engineer, concentrating on configuration management and managing high availability services across multiple data centers. Introduced Puppet infrastructure to organization. Managing Linux infrastructure on top of VMWare hypervisors. Performance testing and tuning of server and applications. Maintained tools used by development teams. Established server infrastructure standards in line with PCI requirements. From January 2013 to December 2015 (3 years) Irvine, CaSales Associate / Loss Prevention Specialist @ Best Buy As a sales associate at Best Buy, I assisted customers in purchasing Home Theater equipment, as well as digital cameras and camcorders. As a loss prevention specialist, I was responsible for minimizing the amount of theft in the store. From November 2000 to June 2004 (3 years 8 months) Systems and Application Administrator @ InfoTrust Group • Architected, installed, and maintained Linux and Windows servers for development and production use• Deployed proprietary JAVA applications to Tomcat instances in both Linux and Windows environments• Setup and maintained VMWare ESXi servers which hosted services in a high availability environment• Conducted performance testing and implemented improvements to SaaS applications for external clients• Established and standardized release methods for internal and customer applications• Researched and secured production server environments by putting Tomcat applications behind Apache/IIS proxies, locking down ports, and upgrading third party applications • Scripted server management tools using BASH and Python• Maintained Postfix mail server for group use in development environment• Designed, deployed, and maintained company JIRA deployment, including field configurations and workflows• Managed LAMP infrastructure and software for company learning management system using Moodle• Evaluated third party and programmed custom plugins in PHP to be used with learning management system• Managed LAMP infrastructure and software for company intranet using the Wordpress • Served as Scrum Master and project manager for internally developed and open source applications• Documented policies and procedures for group• Provided 24/7 on call support for customers From August 2011 to January 2013 (1 year 6 months) Systems Administrator and Web Application Developer @ UC Irvine • Designed, deployed and tested web applications for the campus course management system• Identified and fixed bugs in web applications critical to campus operations• Supported University Extension deployment of the Moodle course management system• Served as technical lead for campus deployment of Wordpress and Drupal content management systems• Managed Windows, Linux and, Unix servers and workstations in a distributed computing environment• Designed and deployed a cluster computing solution for use in high level scientific computations• Provided consultation and assistance to fellow IT personnel in re-securing compromised servers• Deployed and managed email servers with IMAP and POP protocols and malware prevention applications• Managed Active Directory, IIS, file server, SQL, and print services for educational unit with 200 users• Configured and managed LAMP servers to customer specifications• Installed and managed local RedHat Network proxy server and RedHat licensing• Deployed and managed instructional computer labs using thin client technology and Windows desktops• Migrated servers and services to new operating systems and new hardware• Configured and supported IT department's deployment of Numara Footprints trouble ticketing system• Installed and configured software packages to user specifications• Developed, programmed, and tested server management tools in BASH• Tested, documented, and reported on new technologies for use in production environments• Participated in 24/7 on-call rotation From February 2007 to August 2011 (4 years 7 months) Student Systems Administrator @ UC Irvine Assisted staff in managing Unix and Windows servers in a distributed computing environment Installed, upgraded and patched Linux, Solaris, and Windows operating systemsInstalled and configured software packages to end user specifications From August 2005 to February 2007 (1 year 7 months) Senior Help Desk Consultant @ UC Irvine Supported a 30,000 + user campus with central email, calendaring, web, and other servicesMonitored computer labs and assisted students with any issues that ariseSupervised and trained junior student consultants From July 2004 to February 2007 (2 years 8 months)