Infrastructure Technical Architect - Data Centre

Infrastructure Technical Architect - Data Centre

*applicants must hold an active SC clearance*

Start: ASAP

Location: onsite in central London 2-3 days per week

We are seeking an experienced Infrastructure Architect to lead the technical design and delivery of a major on-premise data centre migration for a UK government client. This is a contract role requiring deep infrastructure expertise and strong stakeholder engagement, with a focus on robust, secure, and disruption-free migration.

Key Responsibilities

• Lead the end-to-end infrastructure architecture for the target data centre
• Conduct assessments of existing environments, dependencies, and workloads
• Design migration strategies covering tooling, sequencing, rollback, and DR
• Produce HLDs/LLDs across compute, storage, networking, and security domains
• Ensure alignment with enterprise architecture and compliance standards
• Collaborate with project managers, technical teams, and vendors
• Maintain comprehensive design documentation and architectural records
• Architect solutions for high availability, resilience, and scalability
• Support engineering teams during implementation and act as a technical escalation point

Essential Skills:

• Proven experience in data centre migrations as an Infrastructure Architect or Senior Engineer
• Deep understanding of on-premise infrastructure, including:
• Compute (Windows/Linux, VMware, Hyper-V)
• Storage (SAN/NAS, backup, replication)
• Networking (LAN/WAN, firewalls, load balancers)
• IAM (Active Directory, DNS, DHCP)
• Skilled in designing HA/DR enterprise solutions
• Experience with discovery tools, CMDB, orchestration, and automation
• Familiar with ITSM and service transition practices
• Excellent communication skills, able to explain technical concepts to varied audiences
• Candidates must hold an active SC Clearance*

Desirable Skills:

• Certifications: VMware VCAP/VCIX, Cisco CCNP/CCIE, Microsoft, TOGAF, ITIL
• Experience in regulated sectors (defence, healthcare, finance)
• Knowledge of hybrid infrastructure and cloud readiness