Security Architect & Infrastructure Lead

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Security Architect & Infrastructure Lead

Reference: JAN

Expiry date: 23:59, Sun, 25th Jan 2026

Location: Edensor, Chatsworth Estate Office

Benefits:

The Devonshire Groupcomprisesthe Devonshire family interests, charities and businesses throughout the UK and Ireland, including Chatsworth in Derbyshire, the Bolton Abbey Estate in North Yorkshire, the Lismore Estate in County Waterford, and the Compton Estate in Sussex.

Across our estates and businesses, weoperatevisitor attractions, shops,restaurantsand luxury accommodation, alongside tenanted residential and commercial property, farming and forestry enterprises, and a significant property development pipeline. We employ around 1,400 colleagues across more than 65,000 acres.

We are committed tobenefittingheritage, people and a shared future,preservingand enhancing our heritage assets, supporting our communities, and leading by example in how we do things.

About the role

We'relooking for a Security Architect & Infrastructure Lead to play a critical role in safeguarding and strengthening the Group's core technology environment. This is a senior, hands-on role responsible for ensuring our infrastructure is resilient,secureand capable of supporting reliable day-to-day operations across the Group.

You'lllead the design, implementation and ongoing management of our networks, servers, identityplatformsand security controls, while shaping a strong cyber security posture and robust business continuity arrangements. Working closely with colleagues across IT and the wider business,you'llensure that stability, performance,accessand security are embedded into everything we do.

Whatyou'llbe doing:

Lead the design,deliveryand ongoing management of secure, resilient Group infrastructure, including networks, servers,identityand endpoint platforms.

Act as the technical authority for cyber security, embedding secure-by-design principles andmaintainingstrong security controls across the technology estate.

Ensure operational resilience through effective performance monitoring, lifecycle management, and robust business continuity and disaster recovery arrangements.

Secure and manage Microsoft 365 and cloud identity services, ensuring compliant access, devicemanagementand cloud configuration.

Maintain compliance with regulatory and cyber security standards, supported by clear technical documentation and collaboration across the IT team.

This is a full-time role working 5-days a week from either the Chatsworth Estate Office, near Edensor, Derbyshire or from Bolton Abbey, near Skipton, Yorkshire (with one day at least working from the Derbyshire office), depending on your location. Hybrid working will be available with flexibility to meet business needs. There will be some travel to other Devonshire Group locations.

Whatwe'relooking for:

You'llbring strong technicalexpertiseacross infrastructure and cyber security, with hands-on experience designing,implementingand supporting secure, resilient environments.You'llhave deep knowledge of networks, firewalls, servers, virtualisation,identityand endpoint security, alongside a solid understanding of modern cyber security principles, riskmanagementand recognised frameworks such as NIST or ISO27001. Experience with Microsoft cloud technologies, businesscontinuityand disaster recovery planning, andoperatingin multi-site environments will be key.

Equally important is your people-focused approach.You'llbe an excellent problem solver and communicator, able to engage colleagues with varying levels of technical confidence and lead the resolution of complex issues.You'llbring experience of mentoring or managing others, strong organisational skills, and a proactive mindset focused on continuous improvement. Relevant certifications are desirable but not essential, andyou'llhave a degree or equivalent experience in an IT-related discipline, with flexibility to meet business needs.

You'lljoin a supportive and friendly IT team within a values-led organisation that genuinely cares about its people.You'llplay a key role in helping the IT functionoperateeffectively and professionally across a diverse, multi-site organisation.

We offer a range of benefits including a wellbeing calendar of events, an onsite gym and swimming pool, and an Estate Pass providing free access to Chatsworth for you and your guests, plus discounts across Devonshire Group hotels,shopsand restaurants. Details of our employee benefits can be found here:

Our core values include "Being Inclusive" and we particularly welcome applications from disabled and Black, Asian and Minority Ethnic (BAME) candidates who are currently under-represented. We also welcome applicants from the LGBTQ+ community. Flexible ways of working will always be considered.

Successful candidates will be invited to attend a 2-stage selection process.

Please see attached job description for further information about the role