System Administrator: IT Ops & Endpoint Management

Altor Solutions; St. Louis (MO); On-site; USD 65,000 - 90,000; Full time

Job summary

Altor Solutions in the St. Louis area is seeking a System Administrator to own day-to-day IT operations, onboarding/offboarding, and endpoint management. This role delivers reliable user support, configures Microsoft 365 services, and maintains telecom and endpoint security.

You will manage Intune, RMM, and Exchange Online, coordinate with vendors, and provide after-hours support for critical systems while contributing to IT policy and process improvements.

Qualifications

• Strong knowledge of Microsoft 365 administration, including Exchange Online, Teams, SharePoint, OneDrive, and Entra ID.
• Experience administering Microsoft Intune or other endpoint management platforms.
• Experience utilizing Remote Monitoring and Management (RMM) tools to manage, monitor, and support endpoint devices.
• Understanding of user lifecycle management, including onboarding, offboarding, access management, and asset control processes.

Responsibilities

• Oversee daily IT help desk operations and ensure timely resolution of requests.
• Serve as escalation point for hardware, software, and user access issues.
• Manage employee onboarding activities, including account provisioning and device configuration.
• Coordinate employee offboarding activities and equipment recovery.
• Administer Microsoft Intune and endpoint management configurations and policies.
• Manage RMM platform, monitor device health, and perform patch management.
• Support telecommunications systems, including provisioning and voicemail setup.
• Maintain Microsoft 365 user accounts, licensing, and core services.
• Oversee asset tracking and lifecycle management for hardware.
• Monitor software licensing and assist renewals and compliance.
• Develop IT procedures and knowledge base articles.
• Coordinate with vendors to troubleshoot issues and support projects.
• Assist with IT compliance and security initiatives.

Skills

Customer service

Endpoint management

User administration

IT operations

Troubleshooting

Tools

Microsoft Intune

RMM platforms

Microsoft 365

Exchange Online

Teams

SharePoint

OneDrive

Entra ID

Job description

Altor Solutions in the St. Louis area is seeking a System Administrator to own day-to-day IT operations, onboarding/offboarding, and endpoint management. This role delivers reliable user support, configures Microsoft 365 services, and maintains telecom and endpoint security.

You will manage Intune, RMM, and Exchange Online, coordinate with vendors, and provide after-hours support for critical systems while contributing to IT policy and process improvements.