ROY H. SEGOVIA
● phone: 619-***-**** ● email: ad4bry@r.postjobfree.com
SUMMARY
Technology professional with engineering and business degrees has expertise in software development, system administration, and in development and support of advanced applications.
RELEVANT COMPETENCIES
Operating Systems: Unix, Linux, Red Hat Enterprise Linux, CentOS, Ubuntu, Debian
Other Operating Systems: Windows, Windows Server, MacOS
Coding Languages: Python, Python3; Java; C/C++; Perl
Scripting: Python, Bash, PHP, Perl, Powershell
Automation: cron jobs, automation scripts (Python, Bash)
Virtualization: VMware, ESXi, vSphere; VirtualBox; KVM
Troubleshooting: Software, system functioning, data paths
Remote monitoring: BMC, ILO, iDRAC, IPMI
PROJECT LEADERSHIP EXPERIENCE
Software Development Project Lead: BioMagnetic Technologies: Oversaw porting and development of TCP/UDP/IP networking stack for medical imaging device;
Cloud-based backup and retrieval system: Saratoga Speed: Designed and developed an automated system for ongoing data backups and retrieval/deletion. Built with AWS components (EC2, RHEL), security keys, and cron jobs with bash and python scripts.
Developed unified user home directory services (CentOS) integrated with Windows Active Directory (Windows Server 2012)
EDUCATION
BSEE, Rice University
Major: Bioengineering. Minor: Computer Science.
MBA, San Diego State University
Courses: Statistical Analysis; Operations Management, International Management, New Product
Innovation Marketing, Java Programming.
University of California San Diego
Engineering courses Neural Networks; Engineering Statistics; Digital Signal Processing.
GENERAL COMPETENCIES
Operating Systems: Unix, Linux, Red Hat Enterprise Linux, CentOS, Ubuntu, SuSE
Other Operating Systems: Windows, Windows Server, MacOS
Coding Languages: Python, Python3; Java; C/C++
Scripting: Python, Bash, PHP, Perl, Powershell
Automation: cron jobs, automation scripts (Python, Bash)
System tools: yum, dnf, apt-get, Logical Volume Manager (LVM)
Developers tools: Jenkins, Docker
Configuration management: Ansible, Git
Task management: Jira, Agile
Troubleshooting: Software, system functioning, data paths
Change management: ISO 9000
Databases: SQL, MySQL, PostgreSQL
Analysis: Statistical Analysis, SPSS
Web: JavaScript, HTML5, CSS3, Django
Datacenter activities: Server deployment, bare metal installation, upgrade, disposition
Monitoring: Zabbix, Nagios
Virtualization: VMware, ESXi, vSphere; VirtualBox; KVM
File Systems: Hadoop cluster and data mining utilities (mahout); HDFS
Networking: LAN, WAN, TCP/IP/UDP, NFS
Remote monitoring: BMC, ILO, iDRAC, IPMI
EMPLOYMENT HISTORY
Wyzant Learning Studio, Chicago, IL (9/2023 to Present)
Technologies Instructor
Provide online instruction of computer topics to college students and adult professionals.
Provide personal tutoring from beginning to advanced levels of computer topics
Covered topics in UNIX/Linux usage, system administration, and software development
Training professionals in virtual machine (VM) deployment and administration
Training professionals in cybersecurity for certification coursework
WhizKidz Computer Center, Cupertino, CA (10/2022 to Present)
Computer Instructor
Provide online instruction of computer topics to elementary, high school, and adult students.
Give basic instruction of computer languages: Python, Java, Javascript
Demonstrate the processes behind web application development; HTML5, CSS3, JavaScript
Teach principles around Computer Science fundamentals
Provide Advance Placement (AP) test preparation
Give introduction to AI concepts and tools such as OpenAI, ChatGPT, Langchain.
Corning Optical Communications, Milpitas, CA (08/2019 to 10/2020)
DevOps/SRE Engineer
Supported an internal multiuser platform for software development.
Troubleshooting log analysis
Automation of system administration, installation, packaging, data backup and retention
Debugged and extended existing Python scripts; Pytest
Maintained and debugged Djanjo site
Administration of Jenkins and Docker
Established data retention and deletion policies using Change Management protocols
Collaborated with team members using Agile management and Jira
Established firewall rules for application security.
Bare metal server installation and configuration.
Support for developers in geographically distributed regions (India, Israel).
Progent, San Jose, CA (2/2019 to 08/2019)
Linux Administrator and Software Engineer (consultant, remote)
Linux consultant for large and small companies
Linux (CentOS, Ubuntu)
Networking, wifi
Evaluation of system performance, reliability
Provided proposals for business continuity
Huawei, Santa Clara, CA (06/2017 to 12/2018)
Automation/DevOps Engineer (contract):
Supported an internal cloud storage infrastructure for R&D
Linux (CentOS 6-7, Ubuntu 16-18, SuSE)
Virtual machines (VMs) in VMware/ESX and Linux/KVM
NFS;
ZFS; storage; dnsmasq
General tools for scripting using Python and Bash
Automation of system administration, installation, packaging
Git, apt-get
Data center (NOC) activities; bare metal server installation and configuration
Linux updates, patches;
IPMI
Brozware, San Jose, CA (4/2015 to 06/2015)
System Administrator, Consultant:
Worked as system administrator consultant at Nielsen Engineering & Research (NEAR).
Performed maintenance, configuration, and upgraded procedures on
OpenSuSE 12.3
Backups (Amanda), phone system, postfix;
UPS configuration.
Documented all configuration and maintenance changes.
Progent, San Jose, CA (3/2015 to 06/2017)
Linux Administrator and Software Engineer (contract, remote):
MySQL and PostgreSQL Best Practices consultant for Blue Cross of Idaho
defined Ubuntu best practices for user account isolation
Developed Java interfaces using APIs for Amazon Marketplace Web Service (MWS) order fulfillment
Developed and deployed the interfaces on AIX
Managed the AIX system and the database
Fixed SSH service on client's server
Logical Volume Manager (LVM)
Python tools and system utilities
Saratoga Speed, Inc., San Jose, CA (11/2013 to 04/2016)
Linux and Windows System Administrator (Contract, Remote)
Manage Linux and Windows servers to support application developers
Red Hat Enterprise Linux 6.5/7.1, CentOS 6.4/7.1; Windows Server 2012
Use of VMs for development and testing (VMWare, ESXi, vSphere)
Linux operating system updates and patches; kernel builds;
Remote system monitoring and management; BMC, ILO
Developed automated onsite/offsite backup procedures using Amazon EC2 instances on AWS
Developed unified user home directory services (CentOS) integrated with Windows Active Directory
Shell scripting (bash, tcsh, Python)
Modification of Python scripts for automation needs
Integrated Linux user account system with Windows Active Directory
Subversion (SVN); Git; yum
Network maintenance and troubleshooting (Juniper firewall); SSH; NFS
Nagios
Cron jobs for automation
Coordination with developers in India, Mexico
Cisco Corporation, San Jose, CA (06/2013 to 09/2013)
MySQL DBA (Contract)
Maintain MySQL databases, replication, automation scripts
Support application developers; evaluate and debug issues
Linux system administration
Use of VMs for development and testing (VMWare, vSphere)
Shell scripting (bash, tcsh);
Modification of Python scripts (MySQL Utilities) for production needs
Intel Corporation, Santa Clara, CA (12/2012 to 06/2013)
Software Developer in Intel Labs (Contract)
Maintain data automation system with PHP/MySQL, on LAMP stack (Linux, Apache, MySQL, PHP)
Developed PHP/shell scripts for automating system administration
Ubuntu 10
Linux shell (bash, tcsh); cron jobs, SVN
Tomcat administration; PHP
Hadoop cluster and data mining utilities (mahout); HDFS
Developed Java utilities for Big Data news aggregator with MySQL; MySQL Workbench; mysqldump
Worked with a small team to release a company-wide news aggregation service
RESEARCH
“The Use Of Paralingual Web Pages On E-Government Websites For Improving Trust In Government In Regions Of Highly Bilingual Populations”; Masters thesis, San Diego State University.
PROFESSIONAL ORGANIZATIONS
Society of Hispanic Professional Engineers (SHPE): Regular participant in activities of the Silicon Valley chapter.
AWARDS
California State University Student Research Competition, First Place: Graduate Business, Economics, and Public Administration. Research topic: “Paralingual Web Design and Trust in E-Government”
BIOMEDICAL PATENT
Collaborator on invention disclosure and patent: "Realistic Chest Phantom for Biomagnetic Localization".