Years of network forensic experience
Christopher Leahy II
Cybersecurity Threat Analyst (TS/SCI W/Poly)
San Antonio,TX
Summary
Dedicated cybersecurity operator motivated to engage and defend against the world's most advanced persistent threats. Over 10 years of experience working in a fast-paced cyber environment providing expertise to many different mission sets. Always looking to better myself and learn as much as possible, while maintaining professionalism and ensuring that all assigned duties are completed promptly without compromising quality.
Overview
10
10
5
5
IT Certifications
Skills
Network Forensics Specialist
Defensive Cyber Operator
Endpoint Analysis
Top Secret US Government Security Clearance
Incident Response Management
Cyber Threat Emulation
SIEM Development & Integration
Instructor, Trainer, and Evaluator Skills
Work History
Defensive Cyber Warfare Operator
United States Air Force
San Antonio, TX
10.2017 - Current
- Created a virtualized training/evaluation network with vulnerable Linux and Windows hosts/services
- Configured and deployed a SIEM to ingest network traffic and logs
- Conducted Cyber Threat Emulation (CTE) to generate attack traffic for operators to hunt
- Tested the ability of operators to perform tasks in accordance with United States Cyber Command Joint Qualification Requirements (JQRs).
Operator, Government Network Operations Center
United States Air Force
Joint Base Andrews, MD
04.2013 - 10.2017
- Operate, monitor, and troubleshoot networks, while facilitating and coordinating activities between airborne communications systems operators and ground-based commercial and government support personnel.
- Utilized network sniffers, Wireshark and packet sniffer hardware to evaluate network traffic and provide situational awareness and data analysis to assist with continual improvement of this critical command and control system.
- Performed variety of network device configurations and connectivity tasks across various network classifications (NIPR, SIPR, JWICS, etc.) and utilizing Remedy Action Request System to create trouble tickets and track network issues.
- Diagnosed, troubleshot, and resolved hardware, software, or other network and system problems, and replace defective components when necessary.
Education
Associate of Science - Information Technology
American Public University System
Charles Town, WV 06.2020 - Current
Certification
CompTIA Security+
Timeline
GIAC Certified Intrusion Analyst (GCIA)
08-2021
Associate of Science - Information Technology
American Public University System
06.2020 - Current
GIAC Defending Advanced Threats (GDAT)
06-2020
GIAC Certified Detection Analyst (GCDA)
11-2019
GIAC Certified Forensic Analyst (GCFA)
05-2018
Defensive Cyber Warfare Operator
United States Air Force
10.2017 - Current
Operator, Government Network Operations Center
United States Air Force
04.2013 - 10.2017
CompTIA Security+
04-2012