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Infrastructure engineer

Beaconsfield
Sargent-Disc Ltd
Infrastructure engineer
£55,000 - £65,000 a year
Posted: 10h ago
Offer description

Join our IT Infrastructure team as an Infrastructure Engineer and play a key role in maintaining, improving and securing a modern business-critical technology environment. Reporting to the Head of IT, this is a hands-on opportunity for an experienced infrastructure professional with strong Microsoft expertise and a passion for delivering reliable, secure and high-performing systems.

This role is ideal for someone with proven experience across Windows Server, Microsoft 365, networking and infrastructure security, who enjoys solving problems, driving improvements and supporting a resilient IT estate.

Key experience we are looking for:

* Strong hands-on experience managing Windows Server environments, Active Directory, Group Policy and core Microsoft services.

* Proven Microsoft 365 administration experience, including tenant setup, SharePoint, OneDrive and security management.

* Experience with Microsoft security technologies such as Entra ID, Intune, Defender, endpoint security and access controls.

* Solid networking knowledge, including firewall configuration, switch management, VPNs, TCP/IP and VLANs.

* Experience monitoring, troubleshooting and optimising infrastructure performance to ensure high availability and minimal downtime.

* Proven ability to create and maintain PowerShell scripts and deliver clear technical documentation.

* Relevant Microsoft qualifications, ideally equivalent to M365, MCSA or higher.

What you will be doing:

* Managing and maintaining the company’s infrastructure, including servers, networks, security controls and endpoint technology.

* Supporting and developing Microsoft 365, Windows Server, Remote Desktop Services and core business systems.

* Helping to strengthen network resilience through patching, monitoring, vulnerability management, disaster recovery testing and security best practice.

* Working closely with the Head of IT, Information Security and wider stakeholders to deliver reliable and scalable IT services.

* Driving continuous improvement across infrastructure performance, security and documentation.

Desirable experience:

* CCNA or equivalent networking certification.

* Linux server administration, AWS or other cloud environments, container technologies, SAN storage or database platforms.

* Experience working with virtualised environments, Dell server hardware or enterprise monitoring and logging tools.

What we are looking for:

* A motivated, detail-focused and proactive infrastructure professional.

* Someone who thrives in a fast-paced environment and communicates effectively with both technical and non-technical stakeholders.

* A team-focused individual who enjoys problem-solving and delivering high standards across IT operations.

If you are an experienced Infrastructure Engineer looking for a varied, hands-on role where you can make a real impact, we would love to hear from you

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