# IT Systems & Network Administrator

**Company:** [Christie](null/companies/qGAJWSuR4iLDAR4QmPrXhz.md)
**Location:** Belle Isle, United States
**Workplace:** hybrid
**Employment type:** Full-time

[Apply for this job](null/view/ddd16cda-68e5-4fb6-a5d9-195e25c5a114)

## Description

We are seeking a hands-on IT professional to manage and support our Microsoft infrastructure, cloud services, endpoints, and network environment. The ideal candidate can troubleshoot across multiple technologies and own day-to-day operations, security, and infrastructure improvements.

**Key responsibilities**

-   Maintain reliable and secure server, cloud, endpoint, and network services.
-   Diagnose and resolve issues across identity, devices, applications, and connectivity.
-   Manage access controls, security policies, updates, and configuration changes.
-   Maintain infrastructure documentation, network diagrams, and operating procedures.
-   Support infrastructure upgrades and coordinate with vendors when needed.
-   Communicate clearly with technical colleagues and nontechnical users.

**Preferred experience**

-   PowerShell scripting and administrative automation a plus.
-   Relevant certifications are a plus.

## Requirements

**Required technical skills**

-   **Windows Server 2022 and 2025:** Installation, configuration, maintenance, patching, and troubleshooting.
-   **Active Directory:** User and group administration, DNS, DHCP, and replication.
-   **Microsoft Entra ID:** Identity administration, multifactor authentication, Conditional Access, and hybrid identity integration.
-   **Exchange Online:** Mailbox administration, mail flow, permissions, email security, and troubleshooting.
-   **Microsoft Intune:** Device enrollment, configuration profiles, compliance policies, application deployment, and endpoint management.
-   **Wi-Fi:** Wireless configuration, authentication, coverage, performance, and connectivity troubleshooting.
-   **Switching:** VLANs, trunking, PoE, spanning tree, and network troubleshooting.
-   **Cisco Meraki:** Dashboard administration, MX/MR device configuration, monitoring, and troubleshooting.
-   **Sophos:** Administration and troubleshooting of the Sophos products used in our environment.
-   **Network Policy Server (NPS):** RADIUS configuration, network access policies, and 802.1X authentication.
-   **Ubiquiti Wi-**Fi: Design, configuration, troubleshooting, and maintaining our corporate Wi-Fi.

**Required**

-   Minimum of 5 years’ experience.
-   Must have a valid passport and be able to travel internationally.
-   Demonstrated hands-on experience supporting a global environment.