Systems Administrator

Job DetailsJob Location: Shared Service - Las Vegas, NV 89169Position Type: Full TimeEducation Level: Not SpecifiedJob Shift: DayJob Category: Information TechnologyThe Siegel Group (TSG) is a privately held real estate investment and management company based in Las Vegas, Nevada. For more than two decades, TSG has acquired, repositioned, developed, and self-managed real estate assets throughout the United States. With a diverse portfolio spanning multiple brands and industries, we are continuing to grow and are looking for positive, hardworking, growth-minded people to grow with us. We're a small, efficient IT team looking for a self-starter who can own their domains without constant direction. This is a hands-on build-and-operate role across our M365, endpoint, and network security stack. You'll need 2-3 years of real experience and the ability to hit the ground running. Microsoft 365 & Identity Deep administration of the M365 platform - Exchange Online, SharePoint, Teams, and related services Administer Entra ID - user lifecycle, Conditional Access, MFA enforcement, and role assignments Configure and manage Purview DLP policies across M365 surfaces and endpoints Conduct access reviews, enforce least-privilege, and maintain license and role documentation Endpoint Management Deploy and manage Intune - enrollment, compliance policies, configuration profiles, and Autopilot Maintain endpoint security posture through EDR tooling, including sensor health and alert response Network & Firewall Manage next-gen firewall (Fortinet) policy configuration and change requests across all sites Centralized policy management and cloud-based visibility across distributed network infrastructure Support VPN, segmentation, patching, and firmware updates Security & Alert Operations Monitor, triage, and respond to network and security alerts across endpoint, firewall, and SIEM platforms Investigate events, clear false positives, escalate confirmed incidents, and document dispositions Support SIEM configuration, data source onboarding, and alert rule management Support vulnerability tracking, remediation coordination, and incident response activities Helpdesk Escalation & Documentation Serve as a technical escalation point for Tier 1/2 helpdesk issues beyond basic troubleshooting Create and maintain runbooks, how-to guides, and knowledge base articles Contribute to asset inventory accuracy and configuration management records General Operations Write and maintain PowerShell scripts for automation and administration Keep documentation, runbooks, and change records current Mentor and train team members across platforms and processes, building shared capability so the team can operate effectively at scale Required Qualifications 2-3 years in a systems, infrastructure, or IT engineering role Deep, demonstrable M365 experience across the full platform Hands-on Intune and Entra ID experience Familiarity with next-gen firewall platforms - policy management, rule review, VPN Experience triaging alerts in an EDR or SIEM environment Solid networking fundamentals - TCP/IP, DNS, DHCP, VLANs, VPN PowerShell scripting Self-directed with strong follow-through - comfortable owning problems in a lean environment Must be available after hours as needed for emergencies and escalations Preferred Qualifications Experience with Fortinet platforms (FortiGate, FortiManager, FortiCloud) Microsoft Purview DLP experience SIEM configuration and data source onboarding experience Microsoft certifications (MS-102, AZ-104, SC-300, or equivalent) are a plus #J-18808-Ljbffr