Infrastructure Architect - Data Centre

Infrastructure 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