3rd Line Infrastructure Engineer

Overview

Role:

3rd Line Infrastructure EngineerApplication Deadline:

14 September 2025Department:

TechnologyEmployment Type:

Permanent - Full TimeLocation:

Chippenham, WiltshireReporting To:

Duncan PalmerCompensation:

£50,000 - £60,000 / year

What you''ll doNo day will be the same — here are some of the highlights:

Core infrastructure support:

Configure and support key infrastructure components, including Active Directory/Entra ID, Endpoint Manager, Exchange, MDM, Mimecast, and other security tools.

Microsoft 365 environment:

Improvement and expansion of our Microsoft 365 infrastructure, with a focus on security and usability.

On-Premise maintenance:

Maintain and enhance the on-premise infrastructure, including VMs, patching, backups, and storage management.

Change and governance:

Deliver IT changes with a strong focus on usability, security, risk appetite, and governance.

Service decommissioning:

Decommission outdated systems in collaboration with the Compliance team, ensuring data security and policy alignment.

Service uptime and user experience:

Monitor and optimise the uptime and quality of user experience across all infrastructure services.

Projects and continuous improvement:

Support new projects, service renewals, and ongoing infrastructure improvements.

Team collaboration:

Work closely with the wider IT team to support shared goals and cross-functional initiatives.

Physical Infrastructure support:

Assist with server racking and patching (reasonable adjustments can be made to support candidates).

Communication and stakeholder engagement:

Communicate effectively with both internal teams and external stakeholders.

Capability and risk management:

Help build team capability, manage relevant business risk, and support the delivery of high performance.

What you''ll need to succeedYou’ll be a collaborative, problem-solver with a team-first mindset and a passion for making systems better. You’ll thrive in a fast-paced environment, balancing long-term projects with day-to-day support across a growing IT estate. Curious and proactive, you''ll be quick to understand existing infrastructure and eager to share your knowledge with others.

As a driven and confident Engineer, you’ll work independently, enjoy learning, and take pride in delivering practical, secure, and efficient solutions. You’ll also comfortable engaging directly with end users to resolve issues and improve experiences.

Essentials

Hands-on experience or qualification in IT administration, especially in infrastructure implementation, operation, or optimisation.

Previous experience in roles such as 3rd Line Engineer or Office 365 Administrator, with broad exposure to IT systems and tools.

Deep knowledge of Microsoft Office 365, including configuration, policies, automation, and security (Defender ATP)

Confident administering Entra ID, Group Policy, Exchange (On-Prem/Online), PowerShell, IPSec, patching, and VPN configuration

A proactive mindset—ready to dive in, understand existing systems, and drive improvements

A team player who shares knowledge and supports the wider IT function

Comfortable working hybrid, with team office days on Wednesdays and increased presence during probation or as needed

Confident handling escalations and communicating directly with users to resolve issues effectively

Desirables

Knowledge of: Windows Server, VMWare, Nutanix, Arctic Wolf, Unitrends

Familiarity with ITIL and Microsoft certification pathways

App support or exposure to compliance and information governance in regulated environments

Experience with server room migrations, firewalls (e.g., Juniper), Watchguard, Cisco, Meraki, SFTP, and security best practices

Understanding of data and cyber security principles

Experience using Power Platform, participating in BCP/DR planning, or working with VOIP/Teams Direct Routing

Exposure to Azure, AWS, ADO, or database administration

OtherDue to business needs, we''re looking for candidates who can visit the office more frequently and are in a commutable distance of 45 minutes to our Chippenham office.

Benefits

Great allowances for hybrid working:

£500 work from home allowance and £500 travel allowance (annual, paid monthly) to support working from home and commuting costs.

£500 annual development allowance:

To spend on your chosen development area, whether that’s in your current role or future roles.

15% annual bonus:

Company-wide bonus scheme designed to reward collective teamwork and delivery of results across the whole business.

Holiday:

25 days annual leave, a day off for your birthday, additional days for long service, plus bank holidays. Option to buy additional leave.

Ethical Pension with Aviva:

Employer-matched contributions up to 7.5% of base ..... full job details .....