Duy Nguyen

IT Systems Specialist

About Me

Experienced IT professional in managing and maintaining cybersecurity processes, computer systems, networks, and servers. I love to work and collaborate with other people to troubleshoot technical issues and implement solutions to optimize and protect the IT systems. I’m currently working for San Diego Superior Court as an IT Systems Specialist.

All Work Experience

San Diego Superior Court

IT Systems Specialist

April 2023 - Present

sdcourt.ca.gov
  • Monitored and analyzed security alerts and logs from Intrusion Detection Systems (IDS), Network Detection and Response (NDR) platforms, and vulnerability scanners.
  • Supported enterprise SSL/TLS certificate renewals (quarterly and annual) for internal web applications, ensuring continuous security compliance and zero service disruptions.
  • Documented and organized cybersecurity processes, incident response plans, and KnowBe4 security awareness campaigns for internal users.
  • Resolved other general IT desktop issues.
  • Skills: Python, SQL, HTML/CSS, JavaScript, Active Directory, SIEM, ExtraHop, CrowdStrike, Zscaler, Fortra, Microsoft Azure, Microsoft Exchange Server, Microsoft 365: Excel, Word, PowerPoint, Windows, Linux.

Etching Expressions

IT Operations Coordinator

December 2021 - April 2023

etchingexpressions.com
  • Managed, troubleshot, and maintained hardware and software assets, including licensing and updates, while administering Microsoft Azure, Microsoft Exchange, and Office 365.
  • Provided technical support by diagnosing and resolving general IT issues for end users.

La Jolla Logic

System Analyst

August 2022 - December 2022

lajollalogic.com
  • Conducted system optimization research and gap analysis as a system analyst consultant.
  • Analyzed the management processes and utilized SCRUM/Agile methodology to design a new effective system using a SaaS application.
  • Improved the ROI from 40% to 292% with the proposed solution.

ARES - SD

Accountant

January 2021 - December 2021

ares-sd.com
  • Performed accounting and bookkeeping duties including handling monthly bills, preparing tax reports, financial statements, processing account receivable (AR) and account payable (AP), reconciling bank accounts, and other paperwork for multiple shopping plazas and businesses in Missouri, Arizona, Texas, and California.
  • Processed payroll biweekly for employees of multiple businesses in various states.

Volt/Apple

Repair Technician

January 2020 - December 2020

apple.com
  • Operated on varieties of iPhone models to troubleshoot technical problems, repair and replace damaged parts.

IT Services/Computer Repair

IT Technician

May 2014 - June 2015

  • Troubleshot hardware & software issues for customers on PC, laptops, tablets, and mobile phones. Installed & maintained applications on various hardware & software.
  • Assisted businesses with setting up SOHO systems, user account management, helpdesk system, and remote desktop connection system.

Projects

KnowBe4 Cybersecurity Campaign - San Diego Superior Court (2025)

An annual project to raise cybersecurity awareness for internal users of San Diego Superior Court.

Assisted in developing KnowBe4 cybersecurity awareness training campaigns for court users.

Windows Hello - San Diego Superior Court (2025)

A project to enhance security at San Diego Superior Court.

Coordinated with desktop engineering and support teams to deploy Windows Hello across courtroom computers to improve authentication security.

TasteWorld Cafe Website (2023)

github.com/nhnduy/TasteWorldCafe

Website for a small business.

Managed the technical implementation of the project, utilizing Amazon EC2, AWS Route 53, AWS S3, Bitnami, WordPress, and MySQL to support the website’s frontend & backend infrastructure.

La Jolla Logic - Training & Managing System Analysis (2022)

github.com/nhnduy/LaJollaLogic-Training-System-Analysis

Analyzed the current tracking & managing system of La Jolla Logic - a cybersecurity solution firm in San Diego, and designed a new effective system with Power Automate.

My groupmates and I started this project when we were taking the Systems Analysis class at SDSU. In this project, I learned to utilize Agile methodology to work collaboratively with my team. We used Data Flow Diagrams to analyze their current system, and designed a new effective training & managing system for La Jolla Logic.

DFin App Beta 1.0 (2022)

github.com/nhnduy/DFin-App-Beta-1.0

Used APIs and Python libraries to develop an application to visualize and obtain database of individual stocks on the stock market, and Macroeconomics indicators.

I developed this application when I was taking the Business Application Programming class at SDSU. In this project, I learned to develop an application from scratch by myself. I’m pleased to have gained the knowledge of using technological resources to produce something of practical value.

Education

San Diego State University

Bachelor of Science, Management Information Systems

August 2022 - May 2024

  • Current GPA: 3.6/4.0
  • Skills: Python, MySQL, HTML/CSS, JavaScript, Power BI, Tableau, QuickBooks, Google Suite, Bilingual (Vietnamese & English)

Grossmont College

Associate of Science, Web Design/IT Support/Business Administration

August 2015 - December 2019

  • GPA: 3.6/4.0