Field Services Engineer

Eze Castle Integration, Inc.; Greater London; On-site; GBP 38,000 - 52,000; Full time

Job summary

ECI is seeking a Field Services Engineer to deliver end-user desktop support for Windows, Exchange and Office 365 across London clients. You will handle Level 1-2 tickets, perform server administration tasks, and liaise with vendors for third-party services.

This role may focus on a flagship client or multiple clients in London. The ideal candidate has a degree in IT or 3+ years of equivalent experience, strong O365 and AD skills, and familiarity with RMM/MDM tools.

Qualifications

• Bachelor’s degree in information technology related field, or 3+ years of equivalent technical experience
• O365 expertise including Exchange and Teams
• Windows Server and Windows 10/11 administration
• Active Directory user & group management and password resets
• VPN setup and troubleshooting
• Understanding of cybersecurity concepts including MFA
• Experience with cloud platforms such as Microsoft 365 suite

Responsibilities

• Provide Level 1-2 end-user desktop support for Windows, Exchange, and Office 365 environments
• Manage Active Directory users, groups, and password resets; implement Group Policy where needed
• Troubleshoot client/server connectivity, remote access, and printer issues
• Perform routine system maintenance including patches and software upgrades
• Coordinate with vendors for warranty service and escalate to Level 3 when required
• Document incidents and resolutions in the ticketing system

Job description

Posted Monday, July 20, 2026 at 11:00 PM

ECI is the leading global provider of managed services, cybersecurity, and business transformation for mid-market financial services organizations across the globe. From its unmatched range of services, ECI provides stability, security and improved business performance, freeing clients from technology concerns and enabling them to focus on running their businesses. More than 1,000 customers worldwide with over $3 trillion of assets under management put their trust in ECI.

At ECI, we believe success is driven by passion and purpose. Our passion for technology is only surpassed byour commitment to empowering our employees around the world.

The Opportunity:

We are seeking an enthusiastic, personable, and qualifiedField Services Engineer - Microsoft, Azure, O365to join our amazing team! In this role, you will provide end-user desktop support to multiple users running Windows, Exchange and Office 365 environments.

The Field Services Engineer - Microsoft, Azure, O365will provide desktop support and end-user server administration for all client issues while responding to Level 1 and 2 service tickets. You will work shoulder to shoulder with an awesome team and elevate all problems to the next level of support for guidance as well as contact third-party vendors for warranty service repair.

In this role, you may be dedicated to one of our flagship clients or support multiple clients in London.

What you will do:

• Resolve level 1 and 2 support cases and work orders associated with end-user issues, physical and cloud infrastructure, and project related tasks.
• See the world through the eyes of the customer by setting client expectations appropriately throughout the troubleshooting process.
• Resolve incidents and requests related to, but not limited to the following: Mail Application/Office 365 issues, Client/Server Connectivity issues, Time Sensitive and VIP Workstation incidents, File Restores, Remote Access incidents (Citrix and Terminal Services), Password Resets, Networked Printer Issues to name a few.
• Execute basic system maintenance including software and operating system patching, software version upgrades and critical patch applications.
• Provide support of Active Directory such as add/remove users, password resets, Group Policy application, task scheduling.
• Interface with common technology support tools such as Remote Monitoring and Management (RMM), Mobile Device Management (MDM)

Who you are:

• Excellent communication skills with a strong ability to articulate technical information to non-technical people. Jargon need not apply here!
• Excellent prioritization skills and an ability to see the world through the eyes of the customer.
• Bachelor’s degree in information technology related field, or 3+ years of equivalent combination of technical experience and education in the following:
• Microsoft Office 365 (O365)
• Microsoft Operating Systems such as Windows Server and Windows 10/11
• Installing and configuring computer hardware operating systems and applications
• Active Directory including account creation, modification and password resets
• Microsoft Office products including Outlook, Excel, Word, PowerPoint and SharePoint
• Client VPN setup and troubleshooting
• Understanding of e-mail and spam technologies, and how messaging flows through these systems
• Basic understanding of cyber-security concepts and technologies, such as Multi-Factor Authentication (MFA)
• Hands-on hardware experience with desktops, laptops, and servers
• Familiarity with file system support including permissions, sharing, backups and restores.
• Experience with cloud platforms such as Microsoft 365 suite

Bonus points if you have:

• Experience with Managed Service Providers (MSP)
• Experience with VM Ware
• Experience with Azure

ECI’s culture is all about connection - connection with our clients, our technology and most importantly with each other. In addition to working with an amazing team around the world, ECI offers a competitive compensation package and so much more!

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