James Ziemer

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Summary

With a background in information technology, I have experience in database management, network administration, and enterprise solutions. I am eager to expand my knowledge and currently pursuing certifications to further develop my skills.

Experience

Education

Fox Valley Technical College - Truck and Commercial Vehicle Operator (2014)

US Army Signal Center and Fort Gordon - Military Occupational Specialty, 25B - Information Technology Specialist

Goals

Continuous growth in information technology remains a core focus, with a dedication to solving complex challenges, optimizing infrastructure, and enhancing security and reliability. Contributing to innovative solutions while collaborating with skilled professionals creates opportunities to share knowledge, mentor others, and drive meaningful improvements. Actively seeking opportunities to achieve and maintain IT certifications ensures ongoing development, keeping skills sharp and aligned with industry advancements. Staying engaged with emerging technologies further strengthens the ability to provide lasting value in enterprise environments.

Licenses & Certifications

Google IT Support Specialization - View Credential

Issuing Organization: Google

Issue Date: April 2025

Credential ID: XVNGZ6NSPDYR

Technical Support Fundamentals - View Credential

The Bits and Bytes of Computer Networking - View Credential

Operating Systems and You: Becoming a Power User - View Credential

System Administration and IT Infrastructure Services - View Credential

IT Security: Defense against the Digital Dark Arts - View Credential

Google IT Support Specialization Badge Google IT Support Professional Certificate (v2)

Microsoft IT Support Specialist Professional Certificate

Issuing Organization: Microsoft

Introduction to Computers - View Credential

Introduction to Secure Networking - In Progress

Essential Aspects of Software, Hardware, and Data Backup - In Progress

Cybersecurity and Privacy - In Progress

The Microsoft 365 Ecosystem - In Progress

Technical Diagnostics and Troubleshooting Techniques - In Progress

Microsoft IT Support Specialist Badge

Projects

Home Lab

Built a homelab environment utilizing Proxmox VE, focused on virtualization, containerization, and self-hosted infrastructure management.

  • Deployed and maintained multiple LXC containers and virtual machines to host applications for media organization, network monitoring, and automation.
  • Integrated NAS storage across containers through network mounts for centralized access and backup planning.
  • Began network segmentation planning with static IP assignments and explored VLAN architecture for future scalability and security enhancements.
  • Implemented cloud backup strategies with end-to-end encryption to ensure offsite data resilience.
  • Set up early high-availability components including preliminary cluster design and quorum voting device (QDevice) experimentation.
  • Monitored system uptime and health with lightweight dashboards to proactively address potential issues.
  • Implemented secure remote access to self-hosted applications using Cloudflare Tunnel and Zero Trust, with authentication handled via Google Cloud OAuth. Configured DNS, access policies, and tunneling without exposing inbound ports.