Configuration Administrator
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Job Summary
Salary: Competitive plus comprehensive benefits package
Grade: 2A
Contract Type: Permanent
Location: London
Closing Date: Monday 31st August 2026
Were looking for a highly organised and detail-oriented Configuration Administrator to join our Service Platform team. This is an exciting opportunity to play a key role in maintaining and enhancing the integrity of our ServiceNow platform supporting the effective management of our Configuration Management Database (CMDB) Application Portfolio and Service Portfolio environments.
As a CMDB Administrator you will contribute to the delivery of team objectives while demonstrating a strong Postmaster First mindset and embodying Post Office values and behaviours. Youll be responsible for configuring and operating ServiceNow CMDB-related modules executing authorised changes supporting automation initiatives and ensuring platform data remains accurate reliable and fit for purpose.
Working closely with colleagues across Technology and Service Management youll help drive continuous improvement operational excellence and a culture of collaboration and inclusion.
Our business is changing and we understand that attracting the right talent is pivotal in driving the positive change needed to help us achieve our ambitious goals. Beyond a competitive salary we offer a comprehensive benefits package that includes:
- 25 days annual leave (rising to 30 after 2 years) plus bank holidays
- Up to 10% on target bonus opportunity
- Generous pension scheme with minimum 10% employer contribution
- Access to 24/7 digital GP services and our Employee Assistance Programme
- 6 x Life assurance and income protection after 12 months service
- Over 400 online courses mentoring apprenticeships and development programmes
- Access to our benefits platform for exclusive discounts & savings
To be successful in this role you will have;
- Proven experience working collaboratively with stakeholders and cross-functional teams to deliver business and operational objectives.
- Experience using ServiceNow administration tools including CMDB configuration class and table management relationship management update sets and platform upgrades.
- Hands-on experience managing CMDB Health Data Manager functions discovery source mapping transform maps import sets and reporting.
- Experience with ServiceNow Discovery Service Mapping cloud connectors and troubleshooting data quality and integration issues.
- Strong analytical and problem-solving skills with experience resolving data integrity automation and technical platform issues.
- Demonstrable track record of delivering high-quality outcomes driving continuous improvement and using data and insights to inform decision-making.
At Post Office Ltd were proud to be at the heart of communities across the UK upheld by the dedication and service of our postmasters. We offer essential services that people rely on every day from parcels and banking to identity and government services. While we continue to evolve with digital innovation our commitment to personal face-to-face service remains core to who we are.
Our journey is one of reflection growth and meaningful change. Were looking for people who think differently. Those with resilience purpose and a deep sense of responsibility to our postmasters partners and the communities they serve. If youre driven by the chance to make a real impact and help shape a future built on progress and integrity wed love to hearfrom you. For more details visit
Our commitment to embracing diversity extends beyond just words. While weve outlined key skills above we recognise that great candidates come from a variety of backgrounds. We value diverse perspectives and are committed to building an inclusive workplace where everyone can thrive.
As a Disability Confident Employer we recognise the value people with disabilities can bring to our business. If you require any reasonable adjustments throughout the recruitment process or would like further details on the job description please contact
Were thrilled by your interest in this opportunity and truly value every application we receive. Please note the advert may close early if we receive a high volume of applications. Unfortunately were unable to provide individual feedback on all submissions.
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Required Experience:
Unclear Seniority
