IT Systems Administrator 30,000 - 55,000 DOE + benefits Fully on-site in Central LondonYou''re the person friends call when tech breaks - and you love getting hands-on with servers, networks and Windows. How about doing that in a small, growing tech team where you can see the impact of what you do every day, and steadily grow your responsibilities as you develop?This is a rare opportunity to join a highly-automated, data-driven technology business in Central London, working in a small, friendly IT team that underpins a sophisticated trading and analytics environment. They''re open to strong juniors through to solid mid-level Systems Administrators, with a salary to match experience.The RoleMaintain and support the core infrastructure, including a farm of on-site and off-site servers, storage (NAS and iSCSI) and related hardware.Monitor and maintain in-house software applications, ensuring high availability and rapid issue resolution for a 24/7 trading operation.Manage the Microsoft Windows "universe" - administering Active Directory, Group Policy and user access, and keeping systems well-organised and secure.Work across networking (primarily Juniper), virtualisation (Hyper-V) and scripting (e.g. PowerShell) to automate, optimise and improve day-to-day operations.Take on more responsibility over time as you demonstrate reliability, ownership and the ability to grasp wider concepts and new technologies.You''ll be in the office full-time, working to support researchers and ..... full job details .....