Microsoft Exchange Administrator

Career Profile:

Windows System Administrator, specializing in Microsoft Exchange and Office 365. Over 10 years of experience in Windows and messaging. Multiple upgrades and migrations. I love scripting and learning new skills. I have done troubleshooting and root cause analysis.

Technical Skills:

Microsoft 365 Administrator, Exchange Online Administrator, Microsoft Exchange Cluster Administrator, Microsoft Windows Server Administrator, Active Directory Administrator, DNS, Disaster Recovery, ITIL, VBScript, PERL, PowerShell, Access, Excel, HTML, PL/1, Cobol

Education:

St. Philips College San Antonio, TX 06/2025 – Present

Bachelor of Applied Technology Cybersecurity Specialist

Expected Graduation: 06/2026

St. Philips College San Antonio, TX 01/2024 – 05/2025

Associate of Applied Science Information Technology Cybersecurity Specialist

San Antonio College San Antonio, TX 06/2023 – 12/2023

Associate of Science in Computer Science

Relevant Coursework:

Linux; Advance Linux; Intro to Networks, Switching, Routing, and Wireless; Enterprise Networking. Security, and Automation; Programming Fundamentals III C, C++, Java; Info Technology Security; Incident Response and Handling; Implementing & Supporting Client OS; Intrusion Detection; Computer System Forensics, Intro to Cryptography, Mobile Technology, Application Security, CCNA1, CCNA2, CCNA3, Network Administration

Awards, Certifications and Certificates:

Tesoro's IT Valued Employee Award 2/15/2008, Microsoft Certified Professional (MCP) 8/05/2008,

CompTIA Security+ SY0-601 11/18/2021, San Antonio College President's List Fall 2023 2/21/2024,

Member of Phi Theta Kappa Honor Society 4/2/2024, CCNA: Enterprise Networking, Security, and Automation 7/30/2024, 2025 Competitor in NCAE Cyber Games 2/22/2025, AWS Academy Graduate - AWS Academy Cloud Security Foundations 3/12/2025, AWS Cloud Certified Practitioner 6/10/2025, NCL Fall 2024 Individual Game – Bronze, NCL Spring 2025 Individual Game – Silver, NCL Spring 2025 team Game – Platinum, CompTIA Linux+ Certificate, Cyber First Responders Certificate, The National Society of Leadership and Success 9/18/2025

Employment History:

Marathon Petroleum San Antonio, TX 10/2018 – 10/2020

IT Technical Specialist

Microsoft Exchange Administration, Office 365 System Management, Windows Server Administration, Active Directory Administration, DNS, Scripting

Migrated 10,000 users from On-Premise Microsoft Exchange to Office 365 (O365).

Developed PowerShell scripts to Migrate Distribution Groups to Office 365 (O365).

Migrated 1000 Distribution Groups from On-Premise Microsoft Exchange to O365.

Extracted & Exported Exchange & O365 data to PST files for the Legal Department.

Used Microsoft Exchange eDiscovery to capture data for the Legal Department.

Upgrade Microsoft Exchange 2016 CU 9 to 2016 CU 12 and then to 2016 CU 15.

Migrate Enterprise Vault (EV) to O365 via Quadrotech Archive Shuttle

Used VSphere to manage VM servers.

Tesoro (Andeavor) San Antonio, TX 02/2007 – 10/2018

IT System Administrator

Microsoft Exchange Administration, Symantec Enterprise Vault, Blackberry, Windows Server Administration, McAfee Email Gateway, McAfee GroupShield, Active Directory, Scripting

Created new Exchange 2003 Servers and migrated users to the new Servers.

Coordinated/Implemented Daylight Saving Time upgrade earned IT Valued Employee Award

Migrated Exchange 2003 to Exchange 2007 and McAfee GroupShield Antivirus software.

Created PowerShell scripts to move users from Exchange 2003 Servers to Exchange 2007.

Created and managed a Microsoft Exchange Cluster for High Availability.

Implemented McAfee Secure Mail (IronMail) appliance.

Implemented and Managed Enterprise Vault (EV) & Discovery Accelerator (DA)

Cross Trained team members on Microsoft Exchange & Symantec Enterprise Vault

Did some work on SQL servers to support Enterprise Vault (EV) & Discovery Accelerator (DA)

Upgraded EV & DA Servers to 8.0 SP5 and Exchange Servers to Exchange 2007 SP3 RU2

Ran Discovery Accelerator (DA) to capture data for the Legal Department.

Extracted & Exported Exchange data to PST files for the Legal Department.

Ran Exchange Disaster Recovery Drills and Updated its Disaster Recovery documentation.

Created scripts to remove all Secondary Email Addresses from the Exchange environment.

Created Transport Rule to prevent forwarding Corporate Communication messages externally.

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