We are seeking a highly skilled and experienced Windows Tier 3 Systems Administrator to serve as a technical resource within our IT infrastructure team. This role is responsible for the monitoring and maintenance of key windows servers and software, and escalation support of Windows-based systems and services. The Tier 3 administrator plays a key role in maintaining high system availability, performing engineering audits, and upgrading, patching, and tuning applications.   Key Responsibilities: - Provide advanced troubleshooting and resolution for complex issues escalated from help desk and tier 1 systems administrators. - Administer, maintain, and optimize Windows Server...