Introduction

We are seeking an experienced Systems Administrator to provide critical BAU infrastructure support within a large enterprise environment.

This is a 3-month contract through to the end of June, focused on maintaining the day-to-day operation, performance and security of core IT platforms across office and site-based users.

What are you going to do 

Key responsibilities include:

  • Ensure day-to-day operation, administration and support of the core IT platform
  • Manage Windows Server, Active Directory and enterprise infrastructure environments
  • Support Microsoft Azure, Microsoft 365 / Office 365 and cloud services
  • Maintain system availability, performance and security across infrastructure platforms
  • Implement and control changes in line with ITIL processes
  • Act as a key technical escalation point for infrastructure issues
  • Troubleshoot and resolve complex technical issues across business-critical systems
  • Support both office-based and site-based users across multiple locations
  • Communicate effectively with business stakeholders and internal IT teams
  • Contribute to continuous improvement across infrastructure operations

Essential skills and knowledge

Essential:

  • Strong experience as a Systems Administrator or Infrastructure Engineer
  • Strong technical capability across:
    • Windows Server
    • Active Directory
    • Microsoft Azure
    • Microsoft 365 / Office 365
    • Nutanix
    • PowerShell
  • Strong troubleshooting and incident resolution skills
  • Experience working within enterprise infrastructure environments
  • Strong customer service and stakeholder engagement skills

What we offer 

  • Immediate start with a 3-month contract through to end of June
  • Strong enterprise environment with modern infrastructure platforms
  • Exposure to both cloud and on-prem environments
  • Collaborative IT team and fast-paced technical environment

Closing: 20 May 2026

Apply Now

Are you the perfect match for this vacancy? Apply in 5 minutes and let's get in touch!

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Process of your application

Application process & contact

We will now begin examining your application: We will take a close look at your application documents and ask you for additional information if necessary. If your qualifications match our requirements, we will invite you to meet us for the first time.

Project discussion with our customer

If the introductory meeting goes well for you and us, we will arrange a meeting with the customer who has the perfect project for you. This gives you the opportunity to find out more about the customer and the project.

The decision

If you enjoyed the project discussion and the customer is also convinced of your expertise, we will ask you the final and decisive question: Do you want to get started at Brunel?

Introductory conversation with Brunel

In an introductory meeting, we would like to find out more about your interests, ambitions and professional developments. At the same time, we report on working at Brunel and provide information about all career opportunities and prospects.

Welcome to Brunel

Now great times are beginning! With Brunel you have countless opportunities to help shape technological progress. You decide how your career path goes. We support you in every phase of your career. You always have security behind you: Brunel!