Summary
Overview
Work History
Education
Skills
Languages
Certification
Timeline
Clearance
Generic

Tasong Rolex Metangpa

Gainesville,VA

Summary

Mission-driven cybersecurity professional with over 4 years of experience in defensive cyber operations, network security, and system administration within the United States Air Force. Seeking to leverage military training, leadership, and technical expertise to transition into a civilian cybersecurity or network defense role.

Overview

2
2
years of professional experience
4
4
years of post-secondary education
1
1
Certificate

Work History

Cybersecurity Specialist

United State Air Force
12.2023 - Current
  • Managed and enforced compliance with DISA STIGs and RMF protocols across classified and unclassified networks.
  • Administered access control, PKI certificates, and multi-factor authentication.
  • Conducted vulnerability assessments, security audits, and risk analysis in support of DoD cybersecurity initiatives.
  • Detected, reported, and responded to security incidents using Splunk SIEM tools and forensic software.
  • Provided cyber awareness training to 200+ personnel and ensured operational security compliance.
  • Coordinated with cross-functional teams during Red Team/Blue Team exercises and security incident simulations.
  • Collaborated with IT teams to ensure secure implementation of new software applications and systems.

Network Systems Administrator

Three Rivers Treatment Center
01.2023 - Current
  • Managed and secured multi-cloud and on-premises network
    infrastructures, including Azure, ensuring optimal performance and
    compliance with industry standards like HIPAA
  • Implemented and maintained advanced network security protocols,
    including firewalls, IDS/IPS systems (Cisco, and Fortinet), and VPN
    configurations, to safeguard corporate networks from potential threats and
    vulnerabilities
  • Conducted regular vulnerability assessments using tools like Nessus, and
    Tenable, and collaborated with cross-functional teams to remediate
    high-risk vulnerabilities, such as the Log4j vulnerability, to ensure network
    integrity
  • Administered and monitored Active Directory, group policies, and
    network file shares, while ensuring secure identity and access management
    (IAM) practices, including multifactor authentication (MFA) and role-based
    access control
  • Maintained documentation on configurations and maintenance using
    component labeling and technical diagrams.
  • Tracked network and telephony devices for performance and load
    threshold metering.
  • Performed routine troubleshooting and network monitoring.
  • Coordinated with vendors and company personnel to facilitate purchases.
  • Performed regular system maintenance activities including security
    patches.
  • Diagnosed, troubleshot and resolved hardware and system problems.
  • Supported security audits and ensured compliance with internal policies.
  • Reduced network downtime by 40% through proactive monitoring and issue resolution.

Education

Master of Science - International Relations

George Washington University
Washington, DC
01.2025 - Current

Bachelor of Science - Cybersecurity

Old Dominion University
Norfolk, VA
01.2019 - 12.2022

Skills

  • Cybersecurity: RMF, NIST 800-53, DISA STIGs, ISO 27001, IDS/IPS, SIEM (eg, Splunk)
  • Network Defense: Firewalls (pfSense), Intrusion Detection, Packet Analysis (Wireshark)
  • System Admin: Windows Server, Active Directory, Group Policy
  • Tools & Platforms: Nessus, eMASS, Splunk, Kali Linux, OpenVAS, Azure
  • Scripting/Automation: PowerShell, Bash
  • Protocols: TCP/IP, DNS, VPN, VLANs, SSH, SNMP

Languages

French

Certification

  • Comptia security+
  • Cyber Transport / Operations / Security Apprentice & Journeyman Courses
  • DoD Cyber Awareness, Insider Threat, and OPSEC

Timeline

Master of Science - International Relations

George Washington University
01.2025 - Current

Cybersecurity Specialist

United State Air Force
12.2023 - Current

Network Systems Administrator

Three Rivers Treatment Center
01.2023 - Current

Bachelor of Science - Cybersecurity

Old Dominion University
01.2019 - 12.2022

Clearance

Secret Clearance (Eligible for TS/SCI)

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