Summary

Overview

Work History

Education

Skills

Timeline

Briana Alfaro

Torrance

Summary

Cybersecurity and network engineering professional with 10+ years of experience supporting enterprise and government IT environments, including large-scale cloud security deployments across multi-department infrastructure. Proven expertise in network engineering, cloud security posture management, identity access management, and security compliance frameworks. Hands-on experience architecting and deploying the Wiz cloud security platform across multi-cloud environments including AWS, Azure, Google Cloud, Oracle Cloud, and Kubernetes. Skilled at delivering technical demonstrations, guiding stakeholders through security architecture decisions, and translating complex security concepts into actionable solutions for technical and executive audiences. Master’s-level coursework completed in Cybersecurity & Information Assurance with deep technical experience in TCP/IP networking, Cisco infrastructure, Microsoft Identity Management, and enterprise security monitoring.

Overview

years of professional experience

Work History

Senior Network Systems Administrator – Cyber Governance / GRC Team

Internal Services Division – Los Angeles County Government

01.2024 - 01.2025

Cloud Security Technical Lead for enterprise deployment of the Wiz platform, supporting security monitoring and compliance visibility across one of the largest municipal IT environments in the United States.
Led the architecture and deployment of the LA County Wiz tenant, working directly with vendor technical account managers and solutions engineers.
Delivered technical demonstrations and security onboarding sessions to leadership and engineering teams across 35+ county departments including Public Works, Registrar-Recorder, and the Treasurer & Tax Collector.
Developed standardized Wiz platform demonstration frameworks and onboarding procedures used to introduce the platform across multiple agencies.
Implemented cloud security monitoring across AWS, Azure, Google Cloud, Oracle Cloud, and Kubernetes, establishing LA County’s first unified multi-cloud security visibility.
Applied security frameworks including NIST 800-53, PCI-DSS, HIPAA, and GDPR to cloud monitoring policies to improve enterprise compliance posture.
Served as primary cloud security liaison between cybersecurity leadership, engineering teams, and departmental stakeholders.
Analyzed Wiz telemetry and produced executive dashboards and risk reports that drove measurable reductions in security exposure.
Coordinated cloud security incident response activities across multiple agencies while enforcing standardized governance policies.

Network Systems Administrator I

Department of Public Works – Los Angeles County Government

01.2022 - 01.2024

Monitor and maintain enterprise network infrastructure supporting mission-critical systems across multiple county facilities.
Configure and manage Cisco networking equipment including routers, switches, controllers, and wireless access points.
Led deployment of 80+ wireless access points across Public Works facilities to improve network coverage and reliability.
Utilize tools such as Netscout and OpManager to identify performance bottlenecks, bandwidth issues, and infrastructure anomalies.
Collaborate with cybersecurity teams to mitigate vulnerabilities and block suspicious devices from accessing the network using Palo Alto firewalls.
Perform network diagnostics using command-line utilities including ping, pathping, nslookup, and net commands.
Produce detailed infrastructure network diagrams using Microsoft Visio to improve operational visibility and troubleshooting efficiency.

Intermediate Typist Clerk & Veteran Intern – IT Unit

Department of Animal Care and Control, Los Angeles County Government

01.2019 - 01.2022

Administer network access controls via Microsoft Identity Management; configure TCP/IP and resolve connectivity issues using command-line tools.
Load, configure, and maintain network software; monitor McAfee compliance reports and enforce updates.
Lead training sessions, create documentation, and provide technical guidance on software and hardware rollouts.

GEICO Insurance, Esurance, Progressive Insurance

01.2004 - 01.2019

IT troubleshooting, software implementation, and data analysis roles.

Military Service – United States Army Active Duty

01.2000 - 01.2003

Emergency response, investigations, law enforcement, and training supervision.