Daniel O Abiola
San Diego,United States
Summary
6+ years of IT support and cybersecurity experience in the United States Navy, holding an active Secret clearance. Proven expertise in Microsoft 365 administration, Windows OS management, and network fundamentals (TCP/IP, DNS, DHCP, VPN) across LAN/WAN environments.
Overview
1
1
Certificate
8
8
years of professional experience
Work History
IT Specialist
United States Navy
San Diego, CA
12.2017 - 12.2025
- Provided Tier-1 and Tier-2 technical support for over 250 Navy personnel, troubleshooting hardware, software, and network issues on Windows 7-11 platforms, achieving a 92% satisfaction rating.
- Administered Active Directory and Office 365 accounts, provisioning and de-provisioning users, enforcing MFA and permission controls in alignment with security policies.
- Managed LAN/WAN infrastructure, performing configuration, monitoring, and troubleshooting of routers, switches, and VPN connections, ensuring 99.5% network uptime.
- Executed regular system patching, software updates, and vulnerability remediation, reducing security incidents by 18% year-over-year.
- Conducted daily backups and disaster-recovery tests for critical servers, guaranteeing data restoration within 30 minutes of failure.
- Configured and maintained endpoint protection solutions, including antivirus and Microsoft Endpoint Manager, enhancing endpoint security posture.
- Supported virtualized environments using Hyper-V and Azure cloud services, facilitating resource provisioning for mission-critical applications.
- Collaborated with cross-functional IT teams to plan and implement infrastructure upgrades, delivering projects on schedule and within budget.
Education
Associate of Science - Cybersecurity
San Diego City College
05-2025
Skills
- Microsoft 365 Admin
- Windows Administration
- Network Fundamentals
- Identity Management
- Endpoint Management
- Backup & Recovery
- Security Concepts
- Virtualization/Cloud
- Patch Management
- Active Directory
- Customer Service
- Troubleshooting
Certification
- Microsoft Office Specialist Certified: Excel, Word, PowerPoint – 2013-06
- CompTIA Security+ Certified – 2023-09
- Cloud+ Certification Training – 2024-05
- Linux Administration (Linux+) – 2024-05
Timeline
IT Specialist
United States Navy
12.2017 - 12.2025
Associate of Science - Cybersecurity
San Diego City College