GAUTHIER MANYO
Laurel,MD
Summary
Cybersecurity professional and U.S. Army Lieutenant with over 6 years of experience in vulnerability assessment, threat detection, and risk mitigation across corporate and defense environments. Adept in tools like Nessus, Qualys, and OpenVAS for scanning and remediation, with expertise in NIST 800-53, RMF, and cybersecurity compliance. Known for real-time incident coordination, system security analysis, and building cross-functional response strategies.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Cybersecurity Vulnerability Analyst
Raytheon Technologies
01.2019 - Current
- Performed weekly scans on 500+ assets using Tenable Nessus, tracking critical vulnerabilities for remediation.
- Prioritized findings based on CVSS scores and risk impact, producing actionable reports for IT teams.
- Built compliance dashboards with Splunk and Power BI to support executive visibility and audit readiness.
- Ensured alignment with NIST 800-53 and RMF requirements for federal system accreditation.
BDOC Battle Captain (C-UAS)
U.S. Army
01.2023 - 01.2024
- Directed 24/7 base defense operations, identifying security weaknesses in detection and response infrastructure.
- Executed threat assessment protocols and developed SOPs for threat containment and escalation.
- Collaborated with technical units to analyze aerial threat data and deploy mitigation strategies.
- Maintained system readiness and operational continuity under mission-critical conditions.
IT Helpdesk Technician
Brown Insurance Group, Inc.
01.2015 - 01.2023
- Provided technical support on Windows OS, Office 365, VPN, and network troubleshooting.
- Managed SharePoint administration and end-user onboarding/offboarding processes.
- Logged and resolved helpdesk cases using ServiceNow, ensuring SLA adherence.
Security Operations Intern
Northrop Grumman
05.2021 - 08.2021
- Supported endpoint vulnerability triage using OpenVAS and internal asset tools.
- Helped configure SIEM alerts tied to high-risk indicators and compliance gaps.
- Contributed to asset inventory maintenance for scan accuracy validation.
Education
Master’s - Information Technology – Security Assurance
University of Maryland Global Campus
Hyattsville, MD04.2026
Bachelor of Science - Civil Engineering
Morgan State University
Baltimore, MD05.2021
Associate of Applied Science - Civil Engineering
Montgomery College, Takoma Park Campus
Takoma Park, MD05.2013
Skills
- Vulnerability Management & Remediation
- NIST 800-53 / RMF
- SIEM Tools (Splunk, QRadar)
- Threat Detection & Analysis
- Tenable Nessus, Qualys, OpenVAS
- Incident Response & Reporting
- Risk Scoring (CVSS)
- Windows & Network Security
- Cybersecurity SOP Development
Accomplishments
Army Commendation Medal
National Defense Service Medal /Global War on Terrorism
Armed Forces Reserve Medal
Inherent Resolve Campaign Medal
Certification
- CompTIA Security+
- Tenable Certified Nessus Auditor (Recommended to pursue)
- Hazardous Material Technician
- Erosion & Sediment Control (State of Maryland)
Languages
Spanish
Limited Working
English
Native or Bilingual
French
Native or Bilingual
Timeline
BDOC Battle Captain (C-UAS)
U.S. Army
01.2023 - 01.2024
Security Operations Intern
Northrop Grumman
05.2021 - 08.2021
Cybersecurity Vulnerability Analyst
Raytheon Technologies
01.2019 - Current
IT Helpdesk Technician
Brown Insurance Group, Inc.
01.2015 - 01.2023
Master’s - Information Technology – Security Assurance
University of Maryland Global Campus
Bachelor of Science - Civil Engineering
Morgan State University
Associate of Applied Science - Civil Engineering
Montgomery College, Takoma Park Campus
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