SABRINA ALONSO
La Plata
Summary
IT professional with 3+ years federal/DoD application software experience and cybersecurity expertise. Proven record installing, maintaining, troubleshooting PC systems and peripherals while providing technical support in educational, stadium, and defense environments. Holds Security+ certification and Secret clearance.
Overview
1
1
Certification
7
7
years of professional experience
Work History
IT SPECIALIST (APPLICATION SOFTWARE), GS-09
Air Force Civilian Service, Defense Language Institute
San Antonio, TX
06.2020 - 05.2022
- Installed, maintained, and troubleshot PC systems and peripherals supporting 5,000+ users at Defense Language Institute English Language Center. Performed hardware and software repairs, conducted preventative maintenance, and provided Tier 2/3 help desk support. Maintained inventory of computers, printers, monitors, laptops, and software licenses in accordance with federal regulations.
- Responded to 100+ help desk tickets monthly involving PC hardware, software, and peripheral troubleshooting with 98% a resolution rate and 24-hour average response time
- Consolidated 54 legacy applications into a single secure platform, performing installation, testing, and maintenance across 200+ workstations
- Maintained accurate inventory of 500+ PC hardware components, software licenses, and peripherals using automated tracking system
- Performed SQL data validation and testing on 12 database systems, ensuring data integrity and system functionality for mission-critical applications
- Obtained Secret security clearance and maintained strict adherence to federal confidentiality laws and Standard Operating Procedures
WEB DEVELOPMENT MENTOR
FullStack Academy
06.2022 - 07.2023
- Provided technical support for web application development across Windows, MacOS, and Linux operating systems. Troubleshot hardware and software issues involving network connectivity, database systems, and cloud platforms. Assisted in training users on PC software applications and installation procedures.
- Debugged 200+ applications, demonstrating strong analytical and problem-solving capabilities to resolve complex technical issues across multiple operating systems
- Troubleshot TCP/IP protocols and network connectivity issues, resolving 95% of cases within 24 hours using systematic diagnostic procedures
- Trained 45 students in software installation, configuration, and troubleshooting techniques for diverse PC applications
- Mastered 4 new programming frameworks during tenure, demonstrating ability to assimilate information from variety of technical resources
MATH TEACHER / TECHNOLOGY INTEGRATION SPECIALIST
Southern Maryland Christian Academy
White Plains, MD
08.2023 - Current
- Install, maintain, and troubleshoot educational technology systems including computers, tablets, projectors, and network peripherals. Provide technical support to 30+ staff members regarding hardware and software issues. Maintain inventory of PC hardware, software licenses, and peripheral equipment.
- Learned and implemented 6 educational technology platforms within first semester, installing and configuring systems across 15 classrooms
- Troubleshot and resolved 95% of technical support issues within 24 hours, supporting effective operations for 200+ users
- Maintained accurate inventory of 75+ devices including computers, tablets, projectors, and peripherals using database tracking system
- Trained 30+ staff members on software applications, operating systems, and troubleshooting procedures through individual and group sessions
SECURITY OFFICER
APEX Security Group
Washington, DC
11.2023 - Current
- Monitor and troubleshoot physical and digital security systems for high-profile venues. Respond to technical support issues involving access control hardware, surveillance equipment, and communication devices. Collaborate with law enforcement to implement emergency response protocols.
- Monitored 50+ access control points per event, troubleshooting hardware malfunctions and resolving 15+ security system incidents through analytical problem-solving
- Analyzed security footage and incident reports to detect patterns, improving threat detection capabilities by 30% across multi-event assignments
- Maintained 100% compliance with security protocols and Standard Operating Procedures across 40+ major sporting events
- Completed advanced threat assessment training in 3-month period, demonstrating ability to learn complex systems and procedures rapidly
MICROSOFT TRAINING ACADEMY PARTICIPANT
Microsoft
San Antonio, TX
09.2019 - 02.2020
- Completed intensive 6-month technical training in C#, ASP.NET, Azure cloud services, and Transact-SQL development. Gained hands-on experience installing, configuring, and troubleshooting cloud-based systems and applications. Performed preventative maintenance and monitoring of Azure virtual machines.
- Configured and monitored Azure virtual machines and storage infrastructure, gaining cloud platform experience applicable to modern IT environments
- Completed 200+ hours of technical training in network protocols, operating systems, and software application installation procedures
- Built 8 web applications implementing secure coding practices, demonstrating knowledge of software installation, setup, and troubleshooting
- Mastered 5 programming languages and Azure cloud platform in 6-month period, demonstrating ability to learn complex technical material rapidly
Education
MASTER OF ARTS - INFORMATION TECHNOLOGY MANAGEMENT
Webster University
San Antonio, TX05-2019
BACHELOR OF APPLIED SCIENCE - BUSINESS ADMINISTRATION & MANAGEMENT INFORMATION SYSTEMS
Wayland University
San Antonio, TX11-2014
ADVANCED CLOUD SECURITY AND ARCHITECTURE TRAINING
AWS Cloud Institute
03-2026
Skills
- Software: Microsoft Office Suite, help desk ticketing systems, inventory management databases, NET applications, SQL databases
- Operating Systems: Windows 10/11, Windows Server, MacOS, Linux
- Network Technologies: TCP/IP protocols, network troubleshooting, cloud platforms (AWS, Azure), wireless systems
- Security: Federal confidentiality laws, data protection, access control systems, secure coding practices, CJIS compliance awareness
- Hardware: PC components, printers, scanners, monitors, laptops, projectors, tablets, UPS systems, cameras, network peripherals
- Professional Developmemt: TryHackMe platform (Level 6 Voyager rank, 28 completed labs in defensive security, penetration testing, Metasploit, Burp Suite, Wireshark)
- Report Writing: Documentation, process improvement, lessons learned
Certification
Valid Driver's License - Maryland | Current, Certified in Cybersecurity (CC) - ISC2 | August 2025, Security+ (CompTIA 501) - CompTIA | May 2021, Technology Associate: Software Development Fundamentals - Microsoft | August 2019
Timeline
SECURITY OFFICER
APEX Security Group
11.2023 - Current
MATH TEACHER / TECHNOLOGY INTEGRATION SPECIALIST
Southern Maryland Christian Academy
08.2023 - Current
WEB DEVELOPMENT MENTOR
FullStack Academy
06.2022 - 07.2023
IT SPECIALIST (APPLICATION SOFTWARE), GS-09
Air Force Civilian Service, Defense Language Institute
06.2020 - 05.2022
MICROSOFT TRAINING ACADEMY PARTICIPANT
Microsoft
09.2019 - 02.2020
ADVANCED CLOUD SECURITY AND ARCHITECTURE TRAINING
AWS Cloud Institute
BACHELOR OF APPLIED SCIENCE - BUSINESS ADMINISTRATION & MANAGEMENT INFORMATION SYSTEMS
Wayland University
MASTER OF ARTS - INFORMATION TECHNOLOGY MANAGEMENT
Webster University