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SR. IT Engineer
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Unis, LLC
Buena Park, CA (In Person)
Full-Time
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Job Description
Overview We are seeking a Senior IT Engineer to support and enhance our on-premises infrastructure in the United States. The core requirements for this role are: 1) extensive, hands-on experience in enterprise wireless networks (UniFi/Aruba); 2) substantial experience in firewall management and Active Directory; and 3) a strong background in information security and compliance practices.? The engineer will be responsible for the overall stability, efficiency, and security of our IT infrastructure. Responsibilities Design, deploy, troubleshoot, and optimize enterprise Wi-Fi networks. Provision and configure wireless access points (APs) and manage wireless controllers. Configure, manage, and troubleshoot enterprise firewalls (security policies, VPN). Administer Active Directory (user/group management, GPO, domain security). Conduct system hardening, patch management, and vulnerability management. Manage virtualization platforms (VMware vSphere, Hyper-V, Proxmox VE). Minimum Requirements 5+ years of experience in infrastructure/systems engineering. Extensive, hands-on experience with enterprise wireless networking. Must have expertise with Ubiquiti UniFi or Aruba Networks. Substantial experience in configuring and managing enterprise firewalls. Substantial experience in administering Microsoft Active Directory. Hands-on experience with information security and compliance practices. Experience with virtualization platforms (VMware, Hyper-V, Proxmox VE). Preferred Requirements VDI performance optimization or large-scale desktop deployment experience. Wireless site survey or RF optimization experience Provision and configure wireless access points (APs) and manage wireless controllers. Implement SSID design, security (WPA2/WPA3, 802.1X), and roaming optimization. Conduct RF tuning, channel planning, and interference troubleshooting. Configure, manage, and troubleshoot enterprise firewalls (security policies, VPN). Skills Unifi & Aruba Networks Firewall management Active Directory VmWare / Virtualization Wireless WiFi design