Systems Admin, Infrastructure

Lincare; Clearwater (FL); On-site; USD 90,000 - 110,000; Full time

Job summary

Lincare is seeking a Systems Administrator, Infrastructure to administer and optimize core enterprise services and operational technologies. You will support M365, Exchange, CMDB, print management, and eFax platforms while working with Service Desk, Infrastructure, Security, and Engineering teams to drive service improvements.

You will monitor performance, perform upgrades and patches, and ensure security and reliability of critical business systems.

Qualifications

• Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, and Entra ID.
• Manage Exchange Online and hybrid environments, mail flow, distribution lists, shared mailboxes, and provisioning.
• Maintain enterprise print management including print servers, queues, printer deployments, and print policies.
• Administer eFax platforms as part of secure document transmission workflows.
• Monitor system performance, availability, and capacity across supported platforms.
• Perform system maintenance, upgrades, patching, and configuration management activities.
• Administer CMDB and related configuration data processes.
• Serve as a Level 2 escalation point for technical issues from the Service Desk.
• Troubleshoot and resolve complex issues related to Microsoft 365, Exchange, print services, eFax, and enterprise applications.
• Conduct root cause analysis and implement corrective actions to prevent recurrence.
• Provide technical guidance and contribute to knowledge base documentation.
• Participate in major incident response and service restoration activities.
• Support security and compliance initiatives including retention policies and identity governance.
• Administer and troubleshoot Teams, SharePoint Online sites, and OneDrive storage issues.
• Maintain M365 operational standards and governance policies.
• Support Microsoft cloud initiatives and adoption programs.
• Assist with audits, vulnerability remediation, and policy enforcement activities.
• Maintain documentation for system configurations, procedures, and operational standards.
• Partner with Infrastructure, Network, Security, and End User Computing teams on operational initiatives.
• Identify opportunities to improve service reliability and user experience.
• Participate in projects involving Microsoft 365, messaging services, print management, eFax solutions, and asset management systems.
• Create and maintain technical documentation, procedures, and knowledge articles.

Skills

Microsoft 365

Exchange Online

SharePoint Online

OneDrive

Entra ID

CMDB

Print management

eFax

Incident response

Root cause analysis

Documentation

Tier 2 support

Job description

The Systems Administrator, Infrastructure is responsible for the administration, maintenance, support, and optimization of core enterprise services and operational technologies. This role serves as a technical resource for Microsoft 365, Exchange, Configuration Management Database (CMDB), print management, eFax services, and related infrastructure platforms. The position provides Tier 2 operational support, resolves escalated technical issues, and ensures critical business systems remain secure, reliable, and highly available.

The Systems Administrator works closely with Service Desk, Infrastructure, Security, and Engineering teams to maintain operational excellence while driving continuous service improvements across the enterprise.

• Administer and support Microsoft 365 services, including Exchange Online, Teams, SharePoint Online, OneDrive, and Entra ID.
• Manage Exchange Online and hybrid Exchange environments, including mail flow, distribution lists, shared mailboxes, and mailbox provisioning.
• Maintain enterprise print management solutions, including print servers, print queues, printer deployments, and print policies.
• Administer eFax platforms and related integrations to support secure document transmission and business workflows.
• Monitor system performance, availability, and capacity across supported platforms.
• Perform system maintenance, upgrades, patching, and configuration management activities.
• Administer and maintain the enterprise Configuration Management Database (CMDB).
• Serve as a Level 2 escalation point for technical issues unresolved by the Service Desk.
• Troubleshoot and resolve complex issues related to Microsoft 365, Exchange, print services, eFax solutions, and enterprise applications.
• Conduct root cause analysis and implement corrective actions to prevent recurring incidents.
• Provide technical guidance to Level 1 support personnel and contribute to knowledge base documentation.
• Participate in major incident response and service restoration activities.
• Support security and compliance initiatives including retention policies, email security, and identity governance.
• Administer and troubleshoot Teams collaboration services, SharePoint Online sites, and OneDrive storage issues.
• Maintain M365 operational standards and governance policies.
• Support Microsoft cloud initiatives and adoption programs.
• Assist with audits, vulnerability remediation, and policy enforcement activities.
• Maintain documentation for system configurations, procedures, and operational standards.
• Partner with Infrastructure, Network, Security, and End User Computing teams on operational initiatives.
• Identify opportunities to improve service reliability, efficiency, and user experience.
• Participate in projects involving Microsoft 365, messaging services, print management, eFax solutions, and asset management systems.
• Create and maintain technical documentation, procedures, and knowledge articles.