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Portfolio

Welcome to my professional portfolio! Here you’ll find an overview of my work experience, technical skills, and selected projects that showcase my passion for IT infrastructure, networking, and innovative technology solutions.

Overview

I am a dedicated system and network engineer with experience in designing, deploying, and maintaining IT systems for municipalities and enterprises. My career spans roles in technical engineering, sales, and digital marketing—each contributing to improved system reliability, operational efficiency, and enhanced digital presence.

Work Experience Timeline

2023 – Present: NTT West| Digital Government

  • Role: Infrastructure & System Engineer
  • Responsibilities:
    • Building and maintaining IT systems for municipalities
    • Configuring networks with Cisco Catalyst and FortiGate
    • Operating monitoring systems (Hinemos, Zabbix)
  • Achievements: Improved system reliability and operational efficiency.

2020 – 2021: Polaris Export

  • Role: Sales & Marketing
  • Responsibilities:
    • Overseeing sales and customer service
    • Managing SNS campaigns and YouTube content creation
  • Achievements: Increased online follower count by 30%.

2017 – 2020: Bagus Bar (芝浦アイランド店) |

  • Role: Hall Staff, later Deputy Manager
  • Responsibilities:
    • Providing high-quality customer service and operational support
    • Training staff, managing shifts, and controlling costs
    • Handling SNS operations and promotional activities
  • Achievements: Reduced employee turnover by 15% and enhanced service quality.

Technical Skills

  • Networking: Cisco Catalyst, FortiGate, VLAN configuration, network troubleshooting
  • Server Administration: Windows Server, Linux (RHEL, CentOS), virtualization
  • Monitoring & Management: Hinemos, Zabbix, performance tuning
  • Cloud & Infrastructure: AWS Cloud Practitioner, Azure Fundamentals (AZ-900)
  • Scripting & Automation: Python, PowerShell
  • Certifications: CCNA, IT Passport, LPIC Level 1, AWS Cloud Practitioner, AZ-900

Selected Projects

Proxmox Homelab & Hugo Blog

  • Description: Designed and implemented a Proxmox-based homelab hosting a Hugo-powered blog. Automated content deployment from Obsidian using PowerShell and Python.
  • Technologies: Proxmox VE, Hugo, Nginx, SCP, Python, PowerShell

Secure Network & Monitoring System for Municipalities

  • Description: Led the design and deployment of a secure IT infrastructure for local governments, integrating advanced network devices and monitoring tools.
  • Technologies: Cisco, FortiGate, Hinemos, Zabbix

Digital Marketing for Polaris Export

  • Description: Managed digital marketing campaigns and produced YouTube content to increase online brand presence.
  • Achievements: Achieved a 30% increase in online followers.

Resume

For a detailed view of my professional background, please download my resume:

Thank you for visiting my portfolio. Feel free to contact me for collaborations or further information!