Information Technology Systems Administrator
Resume:
Gabriel Armenta
Burleson, TX *****
********@*****.*** https://www.linkedin.com/in/gabe-armenta-41765380/
Professional Summary
IT Systems Administrator with over 5+ years of experience in IT infrastructure, cybersecurity, and technical support. Proven expertise in administering and safeguarding servers, workstations, and networks using Microsoft 365, Azure AD, and Windows Server environments. Demonstrated ability to optimize system performance, reduce downtime, and ensure compliance with security standards. Recognized for achieving cost savings and high uptime in demanding, secure IT environments.
Education & Certifications
DeVry University, Ontario, CA
B.S., Information Technology & Networking
• GPA: 3.79
• Achievements: Honors
DeVry University, Ontario, CA
AAS, Information Technology/Networking
• GPA: 4.0
DeVry University, Ontario, CA
Undergraduate Certificate, Network Essentials
• GPA: 3.85
DeVry University, Ontario, CA
AAS, Electronics and Computer Technology
• Achievements: Honors
Professional Experience
Present
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Worthington Bank Jun 2023 - Present
IT Officer Fort Worth, TX
•Directed enterprise-level IT infrastructure, enhancing uptime and security through proactive network management and effective support of workstation and server systems.
•Designed and enforced IT governance policies (e.g., access control, patching), improving incident response time by 25% and ensuring system integrity.
•Supervised a cross-functional IT team, reducing downtime by 15% through refined escalation procedures and coordinated capacity planning.
•Executed quarterly IT risk audits and implemented mitigation strategies, reducing incidents by 20% while maintaining regulatory compliance.
•Negotiated procurement and vendor contracts, achieving 10% annual cost savings on IT services and facilitating targeted hardware and software improvements.
•Optimized network performance by 30% through strategic use of SolarWinds monitoring and VLAN segmentation.
•Authored SOPs and knowledge base articles, expediting onboarding processes and promoting standardized system administration practices.
Worthington Bank Sep 2022 - Jun 2023
IT Support Specialist Fort Worth, TX
• Diagnosed and resolved hardware/software issues across 85+ workstations via SCCM and RDP, enhancing SLA compliance.
• Managed and resolved 100+ weekly ServiceNow tickets with an average resolution time under one hour.
• Configured Cisco ASA firewalls and Meraki switches, fortifying network security and reducing breach risks by 40%.
• Developed and implemented IT policies (BYOD, DR/BC, Patch Compliance), increasing audit scores by 20%.
• Administered IT assets (laptops, VoIP, printers) for 60+ users using Intune and Active Directory, ensuring 99% uptime.
• Delivered Microsoft 365 support and onboarding, reducing transition time by 25% while aligning with enterprise IT best practices.
• Crafted SOPs and user guides, leading to a 30% reduction in recurring support tickets.
• Monitored cybersecurity alerts and mitigated phishing attempts with Defender for Endpoint to uphold data integrity.
• Coordinated vendor escalations (Comcast, Dell, Barracuda), minimizing service interruptions and enhancing IT asset management.
Core Competencies
•Networking & Infrastructure: Cisco Routing & Switching, VLANs, VPNs, DHCP/DNS, Firewall Management (Cisco ASA, Meraki), IDS/IPS, TCP/IP, Network Troubleshooting, Remote Access (SSH, RDP), Network Administration
•Cloud & System Administration: Microsoft 365, Azure Active Directory, SharePoint, Exchange, Intune, Windows Server, Group Policy, PowerShell, Microsoft Windows 10, Microsoft Windows 11, Azure Administration, Windows System Administration
•Security & Monitoring: Endpoint Protection, Patch Management, Risk Assessments, DR/BC, BYOD Policy, PRTG, SolarWinds, Security+
• Tools & Technologies: Active Directory, SCCM, Cisco CUCM, Office365, Load Balancers, VoIP, Email Filters, Help Desk Support
Awards & Assessments
• Academic Achievement: Dean's List, Graduated with Honors
• Military Honors: Iraq Campaign Medal (4X), Combat Action Ribbon, Presidential Unit Citation
• Professional Assessment: Leadership, Attention to Detail, Admin Skills - Highly Proficient (Feb 2021, Indeed Assessments)
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