Senior Infrastructure / Exchange Engineer

Senior Infrastructure / Exchange Engineer Location: Southwest London – 5 days onsite. Rate: £400–£450/day Inside IR 35 Start: Immediate preferred – 3/6 months Overview Our long-standing enterprise customer is hiring a hands-on contract role supporting Exchange, M365, hybrid-cloud and email security initiatives. You’ll focus on migrations, endpoint management, and strengthening defences against phishing and spoofing threats. Key Responsibilities Deliver Exchange & M365 hybrid-cloud migrations Implement and manage email security (Proofpoint, Defender/EOP, DKIM/SPF/DMARC) Lead anti-phishing, spoof intelligence & ZAP remediation Administer Intune, Azure / AVD, and support AWS integrations Investigate and remediate email security incidents Required Skills Exchange (on-prem & Online) and M365 Proofpoint, MS Defender/EOP, DKIM/SPF/DMARC Anti-phishing & spoof protection Intune, Azure / AVD Working knowledge of AWS One stage MS team’s interview