Charles Mendez Pineda
College Park,MD
Summary
Entry-level IT Systems Administrator with a strong foundation in endpoint management, Microsoft 365 administration, and cybersecurity principles. Recently earned CompTIA Network+, along with stackable IT Operations and Infrastructure certifications. Hands-on experience supporting secure Windows/macOS environments, managing user access in Microsoft 365/Azure AD, and using tools like PowerShell for basic automation. Actively building deeper skills in networking and security operations.
Overview
3
3
years of professional experience
Work History
IT Support Specialist
Owia Technology
03.2025 - Current
- Onboard and configure Windows/macOS devices using MDM solutions
- Create and manage user accounts, groups, and licenses in Microsoft 365 (Entra ID/Azure AD)
- Implement and troubleshoot Conditional Access policies
- Resolve user issues across SharePoint, Teams, Outlook, and OneDrive
- Maintain internal documentation for IT support and access control
- Support SharePoint library permissions aligned with security policies
- Train end-users on Microsoft Office and collaboration tools
IT Support Specialist
Parasol Alliance
01.2023 - 01.2025
- Resolved support tickets using Autotask
- Assisted residents with desktops, mobile devices, and network connectivity
- Documented troubleshooting processes and maintained inventory
- Conducted tech workshops and 1:1 support sessions weekly
- Delivered class presentations on technology-related topics
Customer Support Specialist
Sodexo
McLean, USA
01.2022 - 01.2023
- Coordinated setup and breakdown of conference spaces for events
- Managed inventory and logistics for scheduled meetings
- Provided walk-up customer support in dining and service areas
Education
Associate of Applied Science - Cybersecurity
Montgomery College
05.2025
Skills
- Systems: Windows 10/11, macOS, Microsoft 365, Active Directory, Azure AD (Entra ID)
- Tools: PowerShell (basic), SharePoint, Teams, Security Onion, pfSense, Autotask
- Concepts: Endpoint security, user access management, incident response basics, ITIL-style support
- Networking: Fundamentals of TCP/IP, VLANs, DNS, DHCP (via Network labs)
- Soft Skills: Technical documentation, customer support, end-user training
Projects
- Cybersecurity Detection & Monitoring Lab
- Built and managed a virtual homelab for vulnerability testing and detection practice
Used pfSense, Kali Linux, Security Onion, and Windows Server (AD) to simulate enterprise network - Simulated adversarial behavior for detection and incident response scenarios
Certifications
- CompTIA A+
- CompTIA Security+
- CompTIA Network+
- CompTIA IT Operations Specialist (CIOS) (Stacked: A+ + Network+)
- CompTIA Secure Infrastructure Specialist (CSIS) (Stacked: A+ + Network+ + Security+)
- ISC2 Certified in Cybersecurity (CC)
Timeline
IT Support Specialist
Owia Technology
03.2025 - Current
IT Support Specialist
Parasol Alliance
01.2023 - 01.2025
Customer Support Specialist
Sodexo
01.2022 - 01.2023
Associate of Applied Science - Cybersecurity
Montgomery College