OCTAVIAN AMECHI
Woodstock,GA
Summary
Cybersecurity professional with hands-on experience in security operations, vulnerability management, and federal system authorization (RMF). Proven ability to reduce enterprise risk through vulnerability remediation, threat detection, and secure system configuration across cloud and on-prem environments. Experienced with SIEM (Microsoft Sentinel), EDR (Defender for Endpoint), and compliance frameworks including NIST 800-53, NIST 800-61, and DISA STIG. Leverages Python, PowerShell, and Bash scripting to automate security processes, enhance detection capabilities, and improve overall security posture.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Cyber Security Support Analyst (Vulnerability Management & SecOps Intern)
Log(N) Pacific
02.2026 - Current
- Drove enterprise vulnerability reduction efforts, achieving 100% elimination of critical, 90% high, and 76% medium vulnerabilities.
- Conducted vulnerability assessments across Windows and Linux environments using Tenable; analyzed CVE/CWE data and prioritized remediation using CVSS.
- Automated remediation using PowerShell and Python, reducing manual workload and accelerating patch timelines.
- Utilized Bash and PowerShell scripting for system hardening and log analysis.
- Enforced DISA STIG and NIST 800-53 controls for compliance.
- Performed threat hunting and incident analysis aligned with NIST 800-61.
- Built detection rules in Defender for Endpoint and dashboards in Microsoft Sentinel (KQL).
- Reduced attack surface via firewall/NSG rules.
- Designed threat scenarios for tabletop exercises.
Business Analyst / QA / D365 F&O Consultant
KPMG
09.2021 - Current
- Supported ATO achievement for MALS11 under RMF (NIST 800-37).
- Maintained SSP documentation in eMASS aligned with NIST 800-53.
- Managed hardware/software inventory for accreditation and monitoring.
- Performed testing aligned with OWASP Top 10 to identify vulnerabilities.
- Supported patch management aligned with NIST 800-40.
- Validated secure configurations across cloud and on-prem environments.
- Configured enterprise devices including networked printers with secure access controls.
- Managed defect tracking in Azure DevOps.
- Collaborated with teams to ensure secure deployments.
- Produced technical documentation for system usage.
Education
Bachelor of Family and Consumer Sciences - Consumer Economics
University of Georgia
Athens, GA05.2021
Skills
- Support ticketing systems
- Application support
- Incident management
- ITIL processes
Websites
Certification
- CompTIA Security+ (DoD 8570 Compliant)
- Microsoft Certified: Azure Fundamentals (AZ-900)
- Microsoft Certified: Security, Compliance, and Identity Fundamentals (SC-900)
Timeline
Cyber Security Support Analyst (Vulnerability Management & SecOps Intern)
Log(N) Pacific
02.2026 - Current
Business Analyst / QA / D365 F&O Consultant
KPMG
09.2021 - Current
Bachelor of Family and Consumer Sciences - Consumer Economics
University of Georgia