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Job Description

Role – Senior Infrastructure Engineer

Location – London – Hybrid (4 days onsite per week, 1 day WFH)

Salary – £70,000 - £80,000 DOE

I am seeking a Senior Infrastructure Engineer to join a fast-paced Family Office technology team, responsible for delivering secure, resilient, and high-performing enterprise infrastructure for a globally mobile user base.

The environment is primarily on-premise, with a strong focus on security and resilience, alongside a controlled adoption of Microsoft 365.

The ideal candidate understands how systems work end-to-end, can clearly explain technical decisions, and thrives in a dynamic environment with changing priorities. A genuine interest in technology beyond the workplace is highly valued.

Key Responsibilities

Manage core on-premise Microsoft technologies and support the phased adoption of Microsoft 365 Administer Exchange Server (PowerShell-based), ensuring high availability across devices Manage VMware vSphere, vSAN, Horizon, and Aria environments Oversee backup, recovery, and storage platforms (Veeam, ExaGrid, enterprise storage) Play an active role in security, including email security (Mimecast), penetration testing, DR, and business continuity Implement best practices for infrastructure operations, patching, monitoring, and lifecycle management Deliver white-glove user support and maintain clear technical documentation Ensure SaaS and cloud services are securely deployed and well-integrated

Qualifications & Experience

Degree in a technical or engineering discipline Microsoft and/or VMware certifications beneficial Strong hands-on experience with Microsoft and VMware on-premise environments Solid storage and backup experience (e.g. Veeam, ExaGrid, vSAN, Dell/Compellent or equivalent) Exchange administration experience, including mail flow and SPF/DKIM/DMARC Experience with zero-trust security, MFA, conditional access, and platforms desirable Exposure to SaaS/security platforms such as CrowdStrike, ThreatLocker, Netskope, or Okta advantageous

Technical Skills

Microsoft: Active Directory, Group Policy, Windows Server, IIS, DFS, SQL Server, Certificate Services VMware: vCenter, ESXi, vSAN, Horizon, DRS, vDS, Aria & Security: Entra ID, Okta, AD FS, Conditional Access, Mimecast, CrowdStrike Infrastructure & Monitoring: Veeam, ManageEngine, SIEM, SNMP, Syslog Networking & Email: DNS, DNSSEC, SPF, DKIM, DMARC, PKI

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