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