Systems Admin, Infrastructure

Lincare Holdings; Clearwater (FL); On-site; USD 70,000 - 90,000; Full time

Job summary

Lincare Holdings in Clearwater is hiring a Systems Administrator, Infrastructure to manage enterprise services and operational technologies. This role involves supporting Microsoft 365 and troubleshooting complex issues while ensuring high system availability.

Qualified candidates will have a degree or similar experience, with strong communication and problem-solving skills. Additional expertise with Exchange and IT service management will be crucial for success in this fast-paced environment.

Applicants should be prepared for a dynamic work setting with an emphasis on teamwork and continuous service improvement.

Qualifications

• Excellent written and oral communication skills.
• Ability to work under pressure with little supervision.
• Strong troubleshooting and multi-tasking skills.

Responsibilities

• Administer and support Microsoft 365 services.
• Manage Exchange Online environments.
• Monitor system performance and availability.

Skills

Written and oral communication skills

Problem-solving skills

Organizational skills

Troubleshooting skills

Education

Degree or 2-4 years' systems administration experience

3-5 years' experience in Help Desk/Desktop Support

Tools

Microsoft 365

Exchange

Intune

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.

Responsibilities

• 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.

Qualifications & Skills

• Excellent written and oral communication skills
• Ability to meet deadlines and deliver high quality work in a fast-paced environment
• Ability to work under pressure, with little or no supervision
• Strong team player with excellent problem-solving skills
• Excellent organizational and time management skills
• Strong troubleshooting and multi-tasking skills
• General knowledge of Android, Intune, and MDM tools
• Understanding of IT Service Management processes

Education & Experience

• A degree or 2 - 4 years' systems administration experience
• Minimum of 3 to 5 years' experience in a high profile and fast-paced Help Desk/Desktop Support environment
• An in-depth knowledge of relevant operating systems, applications, printers and other hardware required
• Resolve service tickets or elevate to other support entities as needed and within SLA
• Ability to effectively and efficiently troubleshoot technical problems
• Advanced knowledge of current Microsoft desktop and server operating systems