Summary
Overview
Work History
Education
Skills
Certification
Timeline
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Anthony Rivera

Mesquite

Summary

Accomplished and detail-oriented Information Technology Professional with over three years of hands-on experience in network administration, IT service desk operations, and enterprise technical support within corporate and expeditionary environments. Expertise in managing large-scale IT infrastructures, troubleshooting critical incidents, and providing support to thousands of users across dual-client settings. Recognized for dependability, initiative, integrity, and sound judgment, complemented by leadership qualities developed through service in the U.S. Marine Corps. Currently pursuing advanced certifications such as CCNA while enrolled in the Bachelor of Science in Network Engineering and Security – Cisco Track program at Western Governors University (WGU), demonstrating a commitment to continuous professional development.

Overview

7
7
years of professional experience
1
1
Certification

Work History

Sr. Technical Support (Dual Client Support: City of San Diego & Corcept Pharmaceuticals)

Zensar Technologies
01.2022 - Current
  • Provide enterprise-level support for 15,000+ users across the City of San Diego, resolving hardware, software, and networking issues.
  • Manage and troubleshoot 600+ Single Sign-On (SSO) applications for the City of San Diego.
  • Deliver IT support for 1,000 users and 80 SSO applications at Corcept Pharmaceuticals.
  • Utilize ServiceNow to manage incidents, service requests, and escalation workflows.
  • Provide end-user support in areas including Microsoft 365, Active Directory, VPN access, and enterprise applications.
  • Assist in onboarding and training of new employees through shadowing and guided knowledge transfer.
  • Collaborate with cross-functional IT and network teams to escalate and resolve technical issues in a timely manner.
  • Recognized for delivering consistent, high-quality IT service desk support and maintaining strong customer satisfaction.

End User Support Specialist

United States Marine Corps
05.2020 - 09.2021
  • Delivered Tier 1–2 support for 100+ end users, including Active Directory and Microsoft Exchange administration.
  • Imaged and deployed over 1,000 assets using Windows Deployment Services to support classified network operations.
  • Oversaw asset accountability for 1,000+ laptops, ensuring operational readiness and accurate tracking.
  • Installed, terminated, and tested Cat5/Cat6 and fiber optic cabling for enterprise network infrastructure.
  • Conducted routine system administration and network maintenance, including switch and router upgrades.

Network Administrator

United States Marine Corps
08.2018 - 05.2020
  • Installed, configured, and maintained network communications equipment across enterprise and field environments.
  • Troubleshot and managed encryption/decryption devices supporting secure classified communications.
  • Supported WAN services including GRE tunnels and DMVPN connections for secure operations.

Education

Bachelor of Science - Network Engineering and Security – Cisco Track

Western Governors University (WGU)

High School Diploma -

Poteet High School
Mesquite, TX
06-2017

Skills

  • Network Administration & Troubleshooting
  • Cisco Routing & Switching LAN/WAN VPN
  • Windows Active Directory & Group Policy
  • Windows Deployment Services (WDS) Imaging
  • Microsoft Exchange & Microsoft 365
  • End-User Technical Support ServiceNow & Remedy Ticketing
  • Incident Management & ITIL-Aligned Processes
  • Network Security Encryption/Decryption Devices
  • Windows Server 2016 System Administration
  • Asset Management Imaging Hardware Deployment
  • Strong Communication, Documentation & Leadership
  • Customer service
  • Remote support
  • Problem resolution
  • Customer support

Certification

  • CompTIA A+ Certified (2024-08)
  • ITIL 4 Foundation Certificate in IT Service Management (2025-07)
  • Planned Certifications: CompTIA Network+, CompTIA Security+, CCNA
  • Marine Corps Communications-Electronics School — Network Administration (2018-01 – 2018-07)

Timeline

Sr. Technical Support (Dual Client Support: City of San Diego & Corcept Pharmaceuticals)

Zensar Technologies
01.2022 - Current

End User Support Specialist

United States Marine Corps
05.2020 - 09.2021

Network Administrator

United States Marine Corps
08.2018 - 05.2020

Bachelor of Science - Network Engineering and Security – Cisco Track

Western Governors University (WGU)

High School Diploma -

Poteet High School

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