Directory Services and Collaboration Technical Officer.

Systems Administration & Operations Full-Time

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Directory Services and Collaboration Technical Officer: our view in 3 lines...

The Role:This role supports Active Directory and Microsoft 365 environments for an East Sussex public sector team.
The Person:The person will administer, support, maintain and develop identity and collaboration platforms, resolve issues, implement service improvements and help keep services secure, resilient and highly available.
Requirements:The ideal candidate has experience delivering and supporting directory and collaboration services, administering or configuring Microsoft 365 services, and working with governance, identity, security and compliance.

About the role

Do you take pride in delivering reliable IT services and excellent user support? Join our team and help administer and support our Active Directory and Microsoft 365 environments, ensuring our colleagues have secure, reliable access to the tools they need to work effectively every day.

This is a technical role providing ongoing administration, support, maintenance, and development across our identity and collaboration platforms, helping to ensure 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 service improvements, and ensuring our services are optimised for performance, security, governance, and user experience.

This is an excellent opportunity for someone with experience of Active Directory and Microsoft 365 administration who enjoys delivering high-quality IT support, working collaboratively, and developing their technical skills within a supportive team.

We are looking for candidates who have:

Experience in delivering and supporting directory and collaboration Services.
Experience administering or configuring Microsoft 365 services with a strong understanding governance, identity, security and compliance, and experience integrating M365 tools with existing systems and data sources.
Ability to communicate effectively with a range of people in a clear, concise and accurate manner, changing messages to suit different audiences, using customer‑focused skills.
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 demonstrate resilience, an example of which could be responding to a difficult situation.

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 will be taking place during August 2026. If you are unavailable 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 Mike Brett, Head of Infrastructure at mike.brett@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.

Published July 24, 2026

Location Lewes, United Kingdom

Category Systems Administration & Operations

Job Type Full-Time

Apply on East Sussex County Council →