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Resume

Jeremy Vizcaino

Cybersecurity · Network Engineering · Security Operations

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Professional Summary

Cybersecurity and networking professional with hands-on experience in security monitoring, incident investigation, Active Directory administration, and MSP infrastructure support. Currently pursuing a Master of Science in Cybersecurity at New York Institute of Technology while supporting client security and network operations.

Professional Experience

September 2025 — Present

L2 Support Engineer · Madison IT Group

  • Investigate endpoint alerts and suspicious activity using ThreatDown EDR and Windows event logs.
  • Analyze Event Viewer data and system artifacts for anomalous processes and potential malware activity.
  • Deploy and configure UniFi firewalls, switches, and wireless access points.
  • Configure site-to-site VPNs, firewall rules, and network segmentation for client environments.
  • Administer Active Directory accounts, permissions, and Group Policy configurations.

June 2024 — September 2025

Apple Technical Support Representative · Geekhampton

  • Delivered support for macOS systems and SaaS platforms.
  • Assisted with SSO deployments, MFA configuration, and certificate management.
  • Supported Microsoft 365 administration and Azure Active Directory identity management.

November 2024 — June 2025

Help Desk Analyst · Zones LLC

  • Supported New York State agencies with networking, authentication, and application issues.
  • Administered Active Directory accounts and access permissions.
  • Supported VPN connectivity and MFA platforms including RSA SecurID and Okta.
  • Managed incidents and escalations through ServiceNow ticketing workflows.

May 2023 — December 2023

Help Desk Specialist · Sea Tow International

  • Supported Windows systems, networking infrastructure, and SaaS applications.
  • Assisted with Active Directory administration and infrastructure troubleshooting.
  • Documented network environments and supported enterprise software deployments.

Security Investigation Experience

  • Investigated simulated attacks using Elastic SIEM dashboards and log queries.
  • Reviewed endpoint and network telemetry using Wazuh, Suricata, Sysmon, and Wireshark.
  • Practiced PCAP analysis, memory forensics with Volatility 3, and Windows artifact collection with KAPE and Zimmerman tools.
  • Investigated attack-chain and ransomware scenarios through CyberDefenders SOC labs.

Education

Master of Science in Cybersecurity

New York Institute of Technology · In progress

Coursework: Applied Cryptography; Governance, Risk, and Compliance; Algorithms and Data Structures; Network Security.

Bachelor of Science in Technological Systems Management

Stony Brook University · May 2024

Computer Science specialization and member of the Stony Brook University Cybersecurity Club.

Certifications

  • CompTIA Security+
  • CompTIA Network+
  • Certified Cyber Defender (CCD)
  • Microsoft Certified: Power Platform Fundamentals