miguel@security-portfolio

Resume

Summary

8+ years of IT support experience specializing in Microsoft 365 (M365) migrations, Azure infrastructure, and endpoint management. Proven track record supporting 150+ users in MSP/VAR environments with 2+ years of escalation-level support. Experienced in remote and independent work with a focus on cybersecurity, Zero Trust frameworks, and ITIL-aligned service delivery.

Experience

Technical Analyst II
Sage Network & Communication — Camarillo, CA
  • Achieved 95% first-call resolution across a 150+ user base by delivering escalation-level M365 support across Exchange Online, Teams, SharePoint, and OneDrive using ITIL-aligned incident management via ServiceNow.
  • Reduced employee onboarding time by 20% by troubleshooting and supporting 100+ Intune-enrolled endpoints, including identity setup through Azure Active Directory and Entra ID.
  • Strengthened endpoint security posture by implementing Zero Trust access policies across the organization, reducing unauthorized access incidents.
  • Supported endpoint compliance efforts by resolving Intune-flagged device issues, helping close configuration gaps across managed devices.
  • Maintained 99%+ uptime for remote workforce by supporting Azure Virtual Desktop (AVD) environments and independently resolving VPN, networking, and cloud infrastructure issues.
Technical Analyst II
HCA Far West Division — West Hills, CA
  • Led a 750-device hardware refresh with minimal downtime by coordinating cross-functional teams under ITIL change management protocols.
  • Executed secure data migration alongside the refresh, safeguarding user data integrity across 750 devices.
  • Decreased phishing attempts by 40% by designing and delivering cybersecurity and Zero Trust awareness training to clinical and administrative staff across multiple facilities.
  • Improved ticket resolution efficiency by 30% by standardizing workflows in ServiceNow, enabling consistent tracking, escalation, and SLA compliance across 24/7 IT support operations.
  • Delivered continuous M365 and OS upgrade support for 750+ users by providing remote and on-site assistance across a multi-site healthcare environment.
Help Desk Analyst I
Anthem Blue Cross — Woodland Hills, CA
  • Reduced repeat support calls by 50% by authoring end-user troubleshooting guides for Microsoft 365 and newly onboarded platforms, improving self-service resolution rates.
  • Maintained high user satisfaction scores across multi-state support operations by delivering consistent phone and remote assistance using ITIL best practices for incident logging and resolution.
  • Accelerated new hire productivity by supporting Azure Active Directory and Entra ID account provisioning and onboarding workflows for users across distributed locations.

Education / Certifications

  • MBA, Management — Keller Graduate School of Management
  • BS, Information Technology — University of Phoenix
CompTIA Security+ in progress
eJPT planned
OSCP long-term goal

Skills

  • Linux
  • Microsoft 365
  • Azure Active Directory / Entra ID
  • Intune MDM / Autopilot
  • Azure Virtual Desktop
  • Zero Trust
  • Cybersecurity
  • ServiceNow
  • ITIL
  • Incident Management
  • Networking
  • Troubleshooting

Projects

Featured

Security Writeups

Hands-on writeups from my security learning path — TryHackMe rooms, CTFs, and small tools, built alongside my Security+ → eJPT → OSCP progression.

  • Linux Fundamentals Part 1 — navigation, grep
  • Linux Fundamentals Part 2 — flags/switches, man/--help
  • Linux Fundamentals Part 3 — nano, process signals
  • Cowrie SSH Honeypot — deception tech build, captured attacker session with recon commands, credential-stuffing simulation, and a file download verified by SHA-256 hash
View on GitHub →

In Progress / Planned

Contact