MELVIN LOPEZ RAMIREZ
Columbus,OH
Summary
Operations-focused IT professional delivering Tier I–III support, preventive maintenance, and secure device administration in demanding environments. Strengths include network troubleshooting, workstation imaging, BIOS and firmware updates, inventory control, and safe handling of specialized communications hardware.
Overview
1
1
Certification
1
1
year of professional experience
Work History
IT SYSTEMS ADMINISTRATOR / OPERATIONS SPECIALIST
Enterprise IT Support
09.2025 - Current
- Diagnose and resolve 160+ enterprise IT service requests involving workstations, software, user accounts, network moves, and secure user transitions while minimizing operational disruption.
- Provide Tier I–III technical support, troubleshooting hardware and software issues and restoring service in mission-critical environments.
- Supported enterprise network infrastructure through configuration, operational testing, troubleshooting, and maintenance of VLANs, DHCP, routing, and Cisco Unified Communications Manager (CUCM) to ensure reliable connectivity.
- Administer Active Directory and Windows workstations, including account creation, permissions, onboarding, and offboarding.
- Perform VMware ESXi administration, including virtual machine configuration and server maintenance.
- Perform preventive maintenance, hardware troubleshooting, workstation imaging, BIOS updates, firmware patching, and equipment lifecycle support.
- Operate and maintain specialized communications and networking equipment, including KG-250 XS and KIV-7M systems, following established procedures and security requirements.
- Provision and maintain secure mobile devices using Mobile Device Management (MDM) and Purebred; trained other administrators on setup and troubleshooting.
- Conducted inventory and compliance audits across three enterprise network environments, creating an equipment-tracking process that enhanced visibility into hardware lifecycle.
- Perform secure sanitization, destruction, recycling, and disposition of obsolete storage devices and IT hardware.
- Mentored junior technicians in troubleshooting, technical procedures, networking configurations, and equipment maintenance, fostering skill development and improving team efficiency.
- Collaborate with teams, vendors, and stakeholders during infrastructure upgrades and operational initiatives.
Education
High School Diploma -
Westland High School
146 Galloway Road | Galloway, OH, 4311906-2022
Some College (No Degree) - Information Technology
Marine Corps Communication-Electronics School
Twentynine Palms, CA.Skills
- Technical support
- End-user support
- Technical Troubleshooting
- Network Troubleshooting
- Windows systems management
- Networking protocols
- Endpoint security
- IT service management
- Hardware Installation & Repair
- Preventive Maintenance
- Equipment Diagnostics
- Safety & Procedure Compliance
- Ticket documentation
- Inventory management
- Hand Tools & Cabling
- Team communication
- Target Role: Spectrum Field Technician — Field Operations
Personal Information
Title: FIELD TECHNICIAN | TECHNICAL SUPPORT | NETWORK & HARDWARE
Certification
CompTIA Security+ (SY0-701) | CompTIA Network+ | CompTIA A+ | Corporals Course – Leadership & Professional Development | Combat Lifesaver (CLS) & Safety Certifications
Accomplishments
- Resolved 160+ enterprise technical support requests across multiple systems and user environments.
- Maintained operational readiness of network, communications, endpoint, and server equipment through troubleshooting and preventive maintenance.
- Led asset accountability and compliance audits across three network environments.
- Created a hardware tracking process to improve lifecycle accountability and equipment disposition.
- Trained junior administrators and technicians, strengthening troubleshooting and technical capability.
Timeline
IT SYSTEMS ADMINISTRATOR / OPERATIONS SPECIALIST
Enterprise IT Support
09.2025 - Current
High School Diploma -
Westland High School
Some College (No Degree) - Information Technology
Marine Corps Communication-Electronics School