Loai Dyook
Summary
Experienced IT Analyst with 9 years in IT support, systems administration, and cybersecurity operations. Specializes in managing Microsoft 365 environments and Active Directory, alongside endpoint security. Expertise includes troubleshooting hardware, software, and network issues, as well as implementing vulnerability management and security monitoring through PowerShell automation.
Overview
9
9
years of professional experience
Work History
Senior IT Analyst
Mitsui E&P USA LLC
Houston
02.2026 - Current
- Managed system upgrades to enhance functionality and security across environments.
- Oversaw installation and configuration of new computer systems within network infrastructure.
- Developed scripts and automation processes for efficient system administration.
- Implemented Microsoft Purview DLP policies across Exchange, SharePoint, and OneDrive to protect sensitive data.
- Monitored infrastructure alerts using Paessler PRTG to resolve performance issues quickly.
- Investigated vulnerability alerts from Rapid7 to strengthen overall security posture.
- Managed user accounts, permissions, licensing, and group policies in Microsoft 365 and Active Directory.
- Conducted regular audits of IT systems to ensure compliance with established policies.
IT System Analyst II
Mitsui E&P USA LLC
Houston
02.2022 - 02.2026
- Managed IT infrastructure to enhance system security, streamline processes, and elevate tech literacy across the organization.
- Led cloud migration by transitioning users to OneDrive and upgrading security measures with Microsoft Defender, ensuring seamless user experience.
- Maintained Disaster Recovery Plan and supported IT audits, strengthening organizational resilience and compliance.
- Configure workstations for new hires, optimizing hardware-software integration for productivity.
- Create IT Newsletter, fostering cross-departmental tech awareness and best practices.
IT Desktop Support
DXP Enterprises
Houston
02.2020 - 01.2022
- Installed, configured, maintained end-user hardware and networking devices to ensure optimal functionality for users.
- Resolved SCCM client issues and supported Wise terminals in Citrix, reducing downtime and improving performance.
- Administered Zoom platform to enhance communication and streamline user experience across multiple sites.
- Collaborated with network support team on enterprise projects to ensure seamless integration and operational efficiency.
IT Support Technician
IBM
Houston
12.2018 - 02.2020
- Monitored servers and networks, set up workstations, and imaged desktops to Windows 7/10, enhancing overall system functionality.
- Installed and configured hardware, printers, and network devices, ensuring optimal performance.
- Resolved complex technical issues promptly, ensuring high user satisfaction and reducing downtime.
- Implemented efficient troubleshooting techniques, improving system uptime and reliability.
- Collaborated with network engineers to manage routers, switches, and firewalls, enhancing reliability.
Computer Operator
Katalyst Data Management
Houston
09.2018 - 12.2018
- Resolved software and hardware issues independently to minimize downtime.
- Transcribed data using various media and software to support operational efficiency.
- Updated internal applications with job comments and billing info to ensure data accuracy.
iOS Application Developer
Cabot Technology Solutions
Dubai
08.2017 - 10.2017
- Delivered high-performance iOS app, boosting user engagement and data accessibility.
- Led iOS app development with Cocoa, enhanced UI/UX through advanced UIKit components and optimized JSON integration.
- Updated UI components like UIActionSheet and UICollectionView, creating a seamless user experience.
- Enhanced visual elements with Core Graphics, streamlined server communication to improve data display efficiency.
- Collaborated with teams to integrate server-side data via JSON, enhancing app functionality.
Education
Bachelor of Science - Computer Engineering
University of Houston
Houston, TX01-2017
Skills
- Information security
- Cybersecurity expertise
- IT governance
- IT service management
- IT vendor management
- System analysis
- Cloud computing
- Virtualization
- IT troubleshooting
- Data analysis
Timeline
Senior IT Analyst
Mitsui E&P USA LLC
02.2026 - Current
IT System Analyst II
Mitsui E&P USA LLC
02.2022 - 02.2026
IT Desktop Support
DXP Enterprises
02.2020 - 01.2022
IT Support Technician
IBM
12.2018 - 02.2020
Computer Operator
Katalyst Data Management
09.2018 - 12.2018
iOS Application Developer
Cabot Technology Solutions
08.2017 - 10.2017
Bachelor of Science - Computer Engineering
University of Houston