EUS Platform Engineer (Exchange / PowerShell)

Role: EUS Platform Engineer (Exchange / PowerShell)

Location: Riverbank House, London EC4R 3TN

Contract: 6 Months

Start Date: ASAP

Purpose of the Role

Work as part of the Platforms Engineering team to deliver, support, and enhance cloud-based platforms that enable business units across the organisation. The role requires both technical expertise and stakeholder engagement to continuously improve platforms, tooling, and processes.

Key Responsibilities

• Develop, implement, and support cloud platform solutions.
• Enable users and development teams to build, migrate, and manage applications within the cloud environment.
• Provide hands-on expertise to ensure infrastructure is automated, secure, and scalable.
• Support core infrastructure across test and production environments, including troubleshooting and incident resolution.
• Participate in evaluating new technologies and developing new services.

EUS Platform Ownership

• Manage Exchange Online and hybrid Exchange environments.
• Configure and maintain:
• Exchange transport rules
• Connectors and SMTP relay services
• Oversee on-premises Exchange servers.
• Manage Azure Communication Services integrations.

Security, Compliance & Identity

• eDiscovery case management, litigation holds, and retention/archive policies
• Email security and domain management (SPF, DKIM, DMARC, DMARC analysis tools)
• Azure Entra ID tenant configuration and lifecycle management
• Enterprise applications, SAML SSO, and integrations
• Conditional Access policy design and enforcement
• Certificate and secret lifecycle management
• Hybrid identity via AD Connect (sync health, schema updates, incident resolution)
• Azure Entra ID B2C / External ID for customer-facing apps

Operations & Engineering

• Incident management and root cause analysis for messaging outages
• Monthly patching and change implementation
• Develop and maintain PowerShell automation scripts
• Monitor platform health and collect performance metrics
• Identify areas for improvement and drive optimisation initiatives

Candidate Profile / Must-Have Skills

• Strong experience with:
• Exchange Online and hybrid Exchange environments
• PowerShell scripting and automation
• Azure (Entra ID, AD Connect, Conditional Access)
• Solid understanding of:
• Email security (SPF, DKIM, DMARC)
• Identity and access management
• Cloud infrastructure and services
• Experience with incident management and troubleshooting in production environments
• Knowledge of compliance tools such as eDiscovery and retention policies
• Familiarity with certificate and secret management

Soft Skills

• Strong stakeholder engagement and influencing skills
• Ability to collaborate across technical and business teams
• Proactive mindset with a focus on continuous improvement
• Strong problem-solving and analytical abilities
• Effective communication and teamwork skills