What are the responsibilities and job description for the Computing Infrastructure Principal Officer position at East Sussex County Council?

Are you the technical expert who can keep our core IT infrastructure secure, resilient, and performing at its best? This is your opportunity to provide senior technical expertise, ensuring that the systems that underpin our organisation remain secure, reliable, and ready to support the delivery of essential services.

This is an expert level technical role providing ongoing support, maintenance, and development across our compute infrastructure, ensuring it remains secure, resilient, and highly available. Working as part of a skilled technical team, you will be responsible for proactively identifying and resolving issues, implementing improvements, and ensuring systems are optimised for performance, security, and reliability.

You will also contribute to the organisation’s wider security posture through effective vulnerability management, firewall administration, and adherence to best practice in infrastructure design and operation. Working collaboratively with colleagues across IT and the wider organisation, you will help ensure that technology services are robust, secure, and aligned with organisational needs.

We are looking for candidates who:

Experience in delivering Server Compute services in a large customer base
Familiarity with Microsoft tooling and cloud services
Experience of supporting large-scale infrastructure projects
Ability to work collaboratively as a member of a team and be able to develop professional relationships across teams and services to achieve shared aims
Ability to plan and organise a varied workload for self and others, working to short deadlines

Please download the job description and person specification for more information.

To apply for this role, please follow the ‘Apply Now’ button above and upload your CV and a Supporting Statement. We will be using your Supporting Statement to shortlist so please be sure to address how you meet all the criteria in the person specification, drawing on any relevant work/life experience, education, or personal interests.

For guidance on how to write an application see our how to apply page and our statement on the use of AI .

Interviews will take place in person at County Hall, St Annes Crescent, Lewes, BN7 1UE . Interviews are expected to take place in August 2026. If you are unavailable, please let us know and we may be able to schedule an alternative date to interview you.

Candidates who meet certain criteria are given priority when we shortlist. See our priority status page for details.

We offer a diverse range of benefits to help and support you during your employment. More information can be found on our benefits page .

Vocational Training through Apprenticeships is now available to our staff, ranging from entry level to degree level qualifications. You can talk to the hiring manager and the apprenticeship team about what qualifications would be relevant to you and this job role, and if it is possible to support you in apprenticeship training.

For an informal discussion about this opportunity contact Jay Cannings, Compute Team Manager at jay.cannings@eastsussex.gov.uk to request a MS teams call or phone call.

Be part of something that makes a difference – for our communities, our colleagues and our future.

Choose East Sussex!

Additional Information

Your starting salary will be pro rata if the above position is part-time or term-time only.

If you require sponsorship to work in the UK please let the hiring manager know this in your application so we can check eligibility for sponsorship for the role. For further information please go to Work in the UK - GOV.UK (www.gov.uk) .

If you require any reasonable adjustments, due to disability, to enable you to participate fully in the process please contact the hiring manager on the contact details above.

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