Preston Gregg
Summary
Results-driven IT professional and Marine Corps veteran with extensive experience in network and systems administration. Expertise in Windows and Linux environments, along with proficiency in Cisco IOS. Holder of Security+, CCNA, and ENARSI certifications, currently pursuing a computer science degree at the University of Florida. Known for adept problem-solving in fast-paced IT environments, I combine adaptability with a broad skill set. Committed to delivering outstanding customer service and maintaining top-tier network performance, I excel in collaborative team settings, leveraging a unique blend of military discipline and IT expertise to address complex challenges efficiently.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Site Technician
C4 Planning Solutions
Okinawa, Japan
06.2021 - Current
- Delivered comprehensive on-site and remote support to a user base of over 100 educators, managing over 1000 Windows and Chrome devices with minimal oversight.
- Delivered on-site and remote IT support to DoDEA teachers and staff, effectively resolving issues and ensuring seamless and uninterrupted operations.
- Diagnosed and resolved network or server outages, ensuring prompt resolution and minimizing operational disruptions.
- Communicated upcoming power outages to Tier 2 staff and validated the functionality of uninterruptible power supply (UPS) units and power distribution units (PDU).
- Performed a VoIP deployment of over 500 wireless/wires Cisco VoIP devices.
- Performed routine account management tasks, encompassing creating, modifying, transferring, and adjusting permissions for over 500 student and 120 staff accounts, groups, and mailboxes.
- Imaged over 2000 computer systems to established baseline configurations and deployed requisite software to meet curriculum requirements, ensuring optimal performance and security.
- Addressed tasks from the information assurance team, encompassing the remediation or quarantine of compromised systems to uphold network security.
- Enrolled and deployed 24 tablets, 8 phones, and over 500 Chromebooks into mobile device management systems, guaranteeing the secure and efficient administration of devices.
- Established and validated the functionality of video teleconferencing (VTC) units, facilitating seamless remote communication and collaboration.
- Managed the onboarding and disposal processes for government-furnished equipment, adhering to the DoDEA Computer Acquisition Program (DCAP) lifecycle and Defense Reutilization and Marketing Office (DRMO) policy. Ensured strict compliance with regulations and implemented effective asset management practices.
- Liaised with network team to configure, implement and administer LAN and WAN components.
- Operated autonomously while orchestrating project activities and supporting functions in collaboration with team members.
- Supported Windows operating systems, as well as managed server technologies such as Microsoft Server.
- Utilized Azure Active Directory on a daily basis to manage user identities, implement access controls, and streamline authentication processes, ensuring a secure and efficient user experience within the organization's cloud infrastructure.
- Leveraged the ServiceNow platform for proficient workflow management within the organizational framework.
Systems Administrator
United States Marine Corps
Okinawa, Japan
06.2017 - 06.2021
- Enhanced network and data availability and integrity by implementing preventative maintenance measures and conducting system upgrades.
- Leveraged SCCM for efficient deployment of software, computer management, and remote support provision for end-users.
- Collaborated with project management teams to formulate project scopes and timelines.
- Mentored and conducted comprehensive onboarding for all 12 new employees, strategically aligning their skills with job requirements and instilling a deep understanding of company policies. Through these initiatives, significantly heightened team productivity and cohesion were achieved, leading to accelerated integration and seamless collaboration within the organization.
- Supported a critical project for the Joint COVID-19 Task Force, providing hardware and software support for 20 users across multiple branches of the military. Instrumental in establishing a robust system to track and control the spread of COVID-19 in Okinawa, contributing significantly to the success of the mission.
- Configured and adeptly managed McAfee antivirus detection software, ensuring robust cybersecurity measures.
- Proficiently administered Outlook email applications for seamless communication within the organization.
- Provided comprehensive support to users for security card system functions, ensuring seamless integration and reliable access control.
- Generated comprehensive daily IT productivity reports encompassing team workload, individual ticket counts, average time to ticket completion, and the categorization of various requests. Additionally, provided critical insights into major outages affecting multiple users, enabling the director to make informed decisions for optimizing team efficiency and addressing priority issues promptly.
- Configured and troubleshot LAN, BAN, and WAN technologies in production and virtual test environments.
- Cultivated and maintained robust relationships with vendors and external IT consultants.
- Implemented software updates, incorporating patches and new installations to fortify security measures and safeguard users.
- Distinguished as the Video Teleconference Coordinator for critical meetings involving the 3rd Marine Division, including sessions with the 3MEF Commanding General. Entrusted with this pivotal role due to a demonstrated ability to provide unwavering support for high-visibility and crucial meetings, ensuring their seamless execution and maintaining the trust of key stakeholders.
- Collaborated in the submission, tracking, and completion of 3,000 work order requests.
- Conducted comprehensive training sessions for team members and users on newly implemented and emerging technologies, contributing to the enhancement of business productivity.
- Configured hardware devices and software settings to optimize network performance.
- Proficiently installed wiring, cabling, and devices to establish, repair, and enhance network operations.
- Elevated customer satisfaction through the resolution of issues with a combination of knowledgeable and friendly service.
- Collaborated effectively with a diverse group of colleagues to achieve common goals and address issues related to our products and services.
Education
Some College (No Degree) - Computer Science
University of Florida
Gainesville, FloridaSome College (No Degree) - Computer Studies
University of Maryland Global Campus
Okinawa, JapanData Systems
Marine Corps Communication Electronics School
Twentynine Palms, CASkills
- Troubleshooting and Maintenance
- Program Installations
- Networking Protocols
- Routing Configuration and Troubleshooting
- Cisco IOS
- VLAN Implementation
- Network Configuration and Management
- Cloud Computing (Azure)
- DoD 8570 Compliant
- Cybersecurity Best Practices
- Adaptability to Evolving Technologies
- Effective Interpersonal Communication
- Goal-Oriented Approach
- Exemplary Professionalism
- Keen Attention to Detail
- Strong Communication Skills
Clearance
- Active DOD Secret Clearance
Certification
- Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation - CSCO13715696
- Cisco Certified Network Associate - CSCO13715696
- CompTIA Security+ - COMP001021502365
Decorations
- Marine Corps Good Conduct Medal
- National Defense Service Medal
- Global War On Terrorism Medal
- Sea Service Deployment Ribbon (3)
- Marine Corps Instructor of Water Survival
References
References available upon request.
Timeline
Site Technician
C4 Planning Solutions
06.2021 - Current
Systems Administrator
United States Marine Corps
06.2017 - 06.2021
Some College (No Degree) - Computer Science
University of Florida
Some College (No Degree) - Computer Studies
University of Maryland Global Campus
Data Systems
Marine Corps Communication Electronics School
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