Background
IT professional with hands-on experience investigating email authentication, DNS, and account-abuse issues in a high-volume enterprise environment. Daily work includes analyzing SPF, DKIM, and DMARC failures, tracing root cause through Splunk logs, and documenting findings for escalation. CompTIA Security+ certified, currently completing SOC Analyst training on LetsDefend across phishing, malware, and network-intrusion scenarios. B.Sc. in Systems Engineering with working knowledge of Linux, networking fundamentals, and Python. Seeking a Tier 1 SOC Analyst role.
Certifications
CompTIA Security+ (SY0-701)
Experience
Technical Support Representative
- Analyze email headers and authentication failures (SPF, DKIM, DMARC) to distinguish spoofing and impersonation attempts from customer misconfiguration, using MXToolbox, WhatIsMyDNS, and Splunk.
- Review accounts flagged for potential abuse or compromise, correlating sending patterns and DNS configuration against expected baselines to determine whether activity is malicious.
- Support Twilio Verify (OTP/2FA) and messaging compliance workflows including A2P 10DLC, Toll-Free verification, and WhatsApp Business API account reviews, applying identity-verification and anti-fraud requirements.
- Investigate and document 1,500+ cases in English and Spanish across deliverability, messaging, and account-administration queues, escalating unresolved issues with full technical context.
Customer Service Representative
- Handled sensitive customer and billing data under strict confidentiality and compliance requirements in a high-volume bilingual environment.
Fullstack Developer Jr. (Internship)
- Developed web applications in Python and JavaScript, gaining exposure to secure coding practices, authentication flows, and database troubleshooting.
Education
B.Sc. in Systems Engineering
Skills
- Monitoring and log analysis
- Email and DNS security
- Authentication and anti-fraud
- Incident handling and ticketing
- Frameworks and concepts
- Operating systems
- Scripting and data
- Languages
Roadmap
LetsDefend — SOC Analyst Learning Path
CompTIA CySA+