Professional Summary
Overview
Work History
Education
Skills
Certification
Timeline

Nathaniel Lujan

SJRC Texas
San Antonio,TX
1
Certification
2
years of professional experience

Skilled Cybersecurity Analyst with expertise in identifying and mitigating security threats and investigating compromised accounts. Maintains IT infrastructure integrity while documenting security incidents and resolutions to strengthen organizational security posture. Demonstrates strong problem-solving, communication, and collaboration skills, enhancing cross-functional team effectiveness. Focused on emerging cybersecurity trends and technologies to protect digital assets.

Work History

Cybersecurity Analyst

1 Year 3 Months
SJRC Texas | 07.2025 - Current
  • Monitor and respond to security alerts and incidents within Microsoft cloud environments, including Microsoft Defender and Azure security tools.
  • Investigate and triage security events, identifying and mitigating threats such as user-at-risk alerts, password spray attacks, and malicious link activity.
  • Documented incidents, findings, and response steps in security records.
  • Conducted internal email phishing tests and trainings.

IT Technician

1 Year 2 Months
SJRC Texas | 05.2024 - 07.2025
  • Provided technical support to staff by troubleshooting hardware, software, and network issues in a timely manner.
  • Managed user accounts, permissions, and access within systems such as Active Directory and Microsoft 365.
  • Resolved hardware, software, and connectivity issues for end users across office systems.
  • Responded to help desk tickets, documenting issues and resolutions in the ticketing system.

Education

Associate of Applied Science - Cybersecurity and Networking

DeVry University | Lisle, IL | 03-2027

Skills

Microsoft 365 Security
Azure Security
Microsoft Defender
SIEM Monitoring & Analysis
Phishing response
Threat Detection
Phishing detection
Security Compliance
Endpoint protection
Security Operations
Email security
Excellent communication
Effective communication

Certification

  • CYSA+, CompTIA - 2026

Timeline

Cybersecurity Analyst

SJRC Texas
07.2025 - CurrentRead More

IT Technician

SJRC Texas
05.2024 - 07.2025Read More

DeVry University

Associate of Applied Science from Cybersecurity and Networking
Read More
Nathaniel Lujan