Nathan Walker
Network Administrator @ Greenleaf Hospitality Group | Cyber security professional
- Role
- Network Administrator at Greenleaf Hospitality Group
- Location
- Battle Creek, MI, US
- LinkedIn followers
- 500 followers
About Nathan Walker
I’m driven by a strong passion for advancing my expertise in networking, cybersecurity…
Experience
Network Administrator
Oct 2025 — Present · Kalamazoo, MI, US
As a Network Administrator at Greenleaf Hospitality Group, I help maintain and enhance a multi-site enterprise network supporting hospitality, entertainment, and business operations. I work with a diverse technology stack to ensure secure, stable, and high-performance connectivity across the organization.Key Responsibilities: • Administer and support Juniper Mist wired and wireless network infrastructure. • Manage Palo Alto firewalls, including policy management, VPN administration, and threat prevention. • Support Google Workspace operations, account lifecycle management, and integration with core business systems. • Assist with network infrastructure projects involving Layer 2/3 switching, VLAN management, routing, and site connectivity. • Collaborate with IT leadership to improve network resilience, security, and performance across all properties. • Provide documentation, troubleshooting, and after-hours support as needed to ensure consistent service quality.This role allows me to apply my network administration skills in a dynamic, multi-site environment where innovation and reliability are key to supporting exceptional guest and business experiences.
Education
University of Michigan
Cyber security professional program, Cyber security/IT support
Allegan High School
GED, GED
2014 — 2014
Coursera
Google IT Professional Program, Information Technology
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