Enterprise Services Principal Administrator – Data Centre
Location: London - Hybrid (3 days onsite)
Role Overview
An opportunity has arisen for an experienced Enterprise Services Principal Administrator to lead the design, delivery, and evolution of a modern hybrid infrastructure environment within a large-scale enterprise organisation.
This role will play a critical part in shaping and delivering a resilient, secure, and scalable hybrid data centre strategy, supporting both on-premises platforms and cloud adoption. The successful candidate will drive transformation from traditional infrastructure models to a cloud-native, as-a-service approach, ensuring platforms remain evergreen, highly available, and aligned to business needs.
The position requires a hands‑on technical leader who can operate strategically while remaining close to delivery, working across infrastructure, security, and cloud domains.
Key Responsibilities
* Design and evolve resilient hybrid data centre architectures for enterprise environments
* Lead infrastructure transformation initiatives, transitioning from traditional to modern cloud‑native principles
* Own and develop 3–5 year infrastructure roadmaps aligned to business and technology strategy
* Deliver and support platforms across physical, virtual, and cloud environments
* Drive cloud adoption and integration across the organisation
* Define and implement infrastructure governance, standards, and best practices
* Lead migration planning and execution across data centre and cloud platforms
* Propose and implement technical improvements to enhance performance, resilience, and security
* Collaborate with architecture, security, and delivery teams to ensure alignment and successful outcomes
* Provide technical leadership and mentorship across infrastructure teams
* Support operational activities including incident resolution, ticket management, and on‑call rota participation
* Engage with stakeholders across the business, providing guidance, challenge, and technical direction
Technical Skills and Experience
* Extensive experience designing and managing hybrid data centre environments
* Strong expertise in VMware Cloud Foundation and associated technologies including NSX‑T, Avi, and Tanzu
* Proven experience with infrastructure automation and orchestration tools such as Ansible, Terraform, and GitLab
* Deep understanding of enterprise infrastructure including Linux (Red Hat Enterprise Linux, Ubuntu), VMware, HPe, and Cisco technologies
* Experience with containerisation and orchestration platforms such as Kubernetes and Docker
* Strong knowledge of networking including WAN, LAN, WLAN, routing, firewalls, IDS/IPS, and load balancing
* Solid understanding of infrastructure security including IAM, PAM, Active Directory, and Entra ID
* Experience in disaster recovery planning and implementation
* Familiarity with enterprise‑grade monitoring, alerting, and high availability environments
Key Capabilities
* Ability to design resilient, scalable, and secure infrastructure solutions
* Strong experience delivering change and transformation within enterprise environments
* Proven ability to challenge stakeholders constructively and influence technical direction
* Excellent troubleshooting and problem‑solving skills with a structured and logical approach
* Ability to operate across both strategic and hands‑on technical responsibilities
* Strong communication skills with the ability to engage technical and non‑technical stakeholders
* Experience working within large, complex organisations with multiple delivery teams
Performance Measures
* Delivery and ownership of a robust infrastructure strategy and roadmap
* High availability and performance of platforms, aligned to strict SLA targets
* Successful delivery of transformation initiatives across infrastructure and cloud
* Continuous improvement in platform resilience, security, and operational efficiency
* Effective stakeholder engagement and communication across the organisation
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