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".

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