Senior IT Engineer

COFREIGHT INC•Buena Park, CA

1h•Onsite

About The Position

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).

Requirements

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 Haves

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

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