Company: Marsh Description: MMC Tech seek a talented System Support Administrator (focused on IIS/.NET applications) to join our dedicated team in our UK offices, Bristol, Chichester, Edinburgh, Leeds, Liverpool, London. This is a hybrid role that has a requirement of working at least three days a week in the office. We will count on you to: Provide on-call rotational production technical support, manages severity level 1 issues and implements change controls as well as contributes to production issue resolution. Ensure application availability, reliability, stability and documents root cause analysis of all in-scope incidents along with recommended corrective action plans. Perform routine housekeeping and health check monitoring within Windows Servers and Application environments: not limited to monitoring of application services, batch processes, backup jobs; archiving of logs, etc. Respond to security requirements and changes and ensure that they are applied to the systems within area of control. Identify opportunities for systems and tools enhancements and automation to aid operational efficiencies. What you need to have: Experience handling large MS .NET and IIS based windows and web applications. A good awareness of Microsoft .NET technology Experience administrating applications on Window Servers (2016/2019) Strong experience in application troubleshooting e.g. reviewing Logs (IIS/Event Viewer/etc.), use of Sys Internals tools, etc. Good knowledge on patching procedures for Windows OS, .NET, Java, etc. What makes you stand out? Experience of cloud computing technologies and environments (AWS). Strong knowledge of PowerShell scripting. Basic network troubleshooting e.g. experience using listener, netstat, fiddler, trace-routing and reviewing port configuration, etc. Why join our team: We help you be your best through professional development opportunities, interesting work and supportive leaders. We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities. Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being. Marsh, a business of Marsh McLennan (NYSE: MMC), is the world’s top insurance broker and risk advisor. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $23 billion and more than 85,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marsh.com, or follow on LinkedIn and X. LI-PK1 LI-SQL LI-LIVERPOOL LI-BRISTOL LI-EDINBURGH LI-LEEDS LI-APPLICATIONSUPPORT LI-SYSTEMSSUPPORT LI-DOTNET LI-SYSTEMENGINEER Marsh McLennan (NYSE: MMC) is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $23 billion and more than 85,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marshmclennan.com, or follow on LinkedIn and X. Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age background, civil partnership status, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law. We are an equal opportunities employer. We are committed to providing reasonable adjustments in accordance with applicable law to any candidate with a disability to allow them to fully participate in the recruitment process. If you have a disability that may require reasonable adjustments, please contact us at reasonableaccommodationsmmc.com. Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.