Location: Buena Park, CA

Work Schedule: Standard business hours; weekend on-call rotation required
 

Role Summary

This is a standalone Senior IT Engineer role focused on supporting and improving our on-premises infrastructure environment in the United States.

The role requires a broad, hands-on skill set across networking (including wireless), systems, security, storage, and virtual desktop infrastructure (VDI / cloud desktop).

Key Responsibilities

• Operate,      maintain, and troubleshoot Windows and Linux server environments
• Manage      and support enterprise network infrastructure, including:
  • Routing       and switching
  • VLANs,       firewall rules, and VPN connectivity
  • Wireless       LAN (Wi-Fi) design, deployment, and troubleshooting
• Deploy,      manage, and troubleshoot enterprise Wi-Fi networks, including:
  • Access       point provisioning and controller configuration
  • SSID       design, security (WPA2/WPA3, 802.1X), roaming optimization
  • RF       tuning, channel planning, and interference troubleshooting
• Operate      and maintain virtualization platforms, including:
  • VMware       vSphere
  • Hyper-V
  • Proxmox       VE
• Design,      deploy, and support Virtual Desktop / Cloud Desktop (VDI) environments,      including:
  • Desktop       pools and image management
  • User       profile and session management
  • Performance       tuning and troubleshooting
• Administer      and troubleshoot enterprise storage systems, including:
  • SAN       / NAS / DAS
  • RAID,       LUNs, volumes, snapshots
  • iSCSI,       NFS, SMB
• Perform      storage performance analysis and capacity planning
• Implement      and maintain system and infrastructure security controls:
  • OS       hardening
  • Patch       and vulnerability management
  • Access       control and audit practices
• Participate      in monitoring, backup, and disaster recovery (DR) planning and      operations
• Create      and maintain technical documentation and operational runbooks
• Participate      in weekend on-call rotation to respond to infrastructure incidents

•   5+      years of experience in infrastructure / systems engineering
• Strong      hands-on experience with:
  • Windows       Server and Linux
  • Enterprise       networking, including wired and wireless networks
• Practical      experience with enterprise Wi-Fi solutions, such as:
  • Ubiquiti       UniFi
  • Aruba       Networks
• Solid      experience with virtualization platforms (VMware, Hyper-V, Proxmox      VE)
• Experience      with Virtual Desktop / Cloud Desktop (VDI) solutions, such as:
  • VMware       Horizon
  • Citrix       Virtual Apps & Desktops
  • Microsoft       RDS / similar VDI platforms
• Good      knowledge of enterprise storage technologies:
  • SAN       / NAS / DAS
  • RAID       concepts, snapshots, replication
  • Storage       performance troubleshooting (IO latency, throughput)
• Good      understanding of system and infrastructure security best practices
• Strong      troubleshooting and root-cause analysis skills

Nice to Have

• VDI      performance optimization and large-scale desktop deployment experience
• Wireless      site survey or RF optimization experience
• Experience      with backup and DR solutions (e.g., Veeam)
• Familiarity      with monitoring and logging platforms
• Experience      in multi-site or campus environments
• Scripting      or automation experience (PowerShell, Bash)
• Relevant      infrastructure, network, or security certifications

BENEFITS

• Medical insurance 
• Dental insurance 
• Vision insurance 
• Paid Time Off

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