Engineer Iii, Systems Infrastructure

**Description**A Systems Engineer for the Global Messaging Services team performs all activities related to managing Microsoft Exchange and Microsoft Teams in a large enterprise hybrid environment. Duties include but are not limited to the administration of MS Exchange objects, mail flow troubleshooting, on-premise Exchange server maintenance and patching, and creating knowledge base/instructional documentation. Responds to alert and alarm conditions to investigate and repair immediate break/fix issues, accepts issue escalations from other support teams, and works on assigned projects.**Responsibilities**:- Manages and maintains the various Microsoft Exchange systems in use at Thermo Fisher. This includes both Exchange Online and several on-premise Exchange environments.- Manages the Microsoft Teams environment; will configure policies, deploy custom and third-party apps and provide general support.- Maintains the globally distributed cloud and on-premise appliances that support our enterprise Messaging systems.- Mailbox migrations from onprem to cloud and Tenant to Tenant.- Fulfills work requests and resolves issues using our corporate Service Desk Management tool for work prioritization and tracking.- Resolves user requests and issues promptly, communicating to the colleague as work progresses and once the incident or request is resolved.- Participates in the 24x7 on-call rotation, responding to alerts from our Global IT Operations Center or Major Incident Managers for issues within their scope.**Preferred background**:- Minimum of eight years of paid professional experience administering and maintaining Microsoft Exchange Online\Office 365 or Microsoft Teams in a medium to enterprise organization.- Working knowledge of current Microsoft Office 365 licensing.- An associate's degree or equivalent in Information Systems, Computer Science, or another technical field is desired. Eight years of additional direct and applicable professional experience in the IT field may be substituted.- Excellent customer service skills with a proven ability to work calmly through high-pressure situations with a wide range of executives and colleagues needing help.- Excellent troubleshooting skills with a proven ability to logically work through a problem to its successful resolution with cross-functional teams.- Solid communication skills, both written and verbal. Must be able to translate technical problems and their solutions into clear and concise explanations that are understandable by end users with little or no technical background