Sheddrick Murrell Jr - Cyber Security Support Analyst (Vulnerability Management & SecOps Intern) - Log(N) Pacific

Summary

Completed hands-on cybersecurity lab projects simulating real-world threats and defensive response. Used Tor Browser in a controlled virtual environment to emulate threat actor behavior, then conducted vulnerability scanning with Tenable to assess system exposure. Additionally, generated simulated threats and used KQL to detect, investigate, and remediate security incidents, strengthening practical SOC and incident response skills.

Overview

3

years of professional experience

1

Certification

Work History

Cyber Security Support Analyst (Vulnerability Management & SecOps Intern)

Log(N) Pacific

04.2023 - Current

Vulnerability Management:
Conducted vulnerability scans, provided detailed reports, and implemented PowerShell-based remediations, contributing to a 100% reduction in critical, 90% in high, and 76% in medium vulnerabilities for the server team.
Performed vulnerability assessments and risk prioritization using Tenable across Windows and Linux environments.
Executed secure configurations and compliance audits (DISA STIG) with Tenable to meet industry standards.
Automated remediation processes and STIG implementations using PowerShell to address critical vulnerabilities.
Deep understanding of the “soft” side of Vulnerability Management: rapport, trust, transparency, and business need.
Security Operations:
Performed threat hunting with EDR, detecting IoCs from brute force attacks, data exfiltration, and ransomware.
Designed, tested, and published advanced threat hunting scenarios for incident response tabletop exercises.
Developed custom detection rules in Microsoft Defender for Endpoint to automate isolation and investigation of compromised systems.
Reduced brute force incidents by 100% by implementing inbound NSG/firewall rules to limit Internet exposure.
Created Microsoft Sentinel dashboards to monitor logon failures and malicious traffic using threat intelligence.
Experienced with KQL (similar to SQL/SPL) which I used to query logs within the SIEM and EDR platform.

Education

A.S. - Cybersecurity

Lone Star College

06.2027

Skills

Endpoint Detection and Response, CVE/CWE Management, CVSS Scoring, OWASP Top 10, Risk Prioritization, Vulnerability Remediation, PowerShell Scripting, BASH Scripting, Firewall/NSG Configuration, NIST 800-37: Risk Management Framework, NIST 800-53: Security and Privacy Controls, NIST 800-61: Computer Security Incident Handling Guide, NIST 800-40: Guide to Enterprise Patch Management Planning, NIST Cybersecurity Framework, PCI-DSS, GDPR, HIPAA

Websites