We are seeking a skilled and proactive Cloud Infrastructure Support Engineer to join our Global Infrastructure & Architecture team based in London. The successful candidate will play a key role in deploying, maintaining, and supporting our hybrid IT infrastructure across global operations, ensuring reliability, scalability, security, and performance across our cloud and on-premises environments.

Reporting into the Global Head of Enterprise Infrastructure & Architecture, you will provide hands-on technical support and incident resolution across Microsoft Azure, Microsoft 365, Google Workspace, virtualisation platforms, monitoring systems, networks, and endpoint devices. You will act as an important link between our IT Support Teams and Infrastructure Engineers, taking ownership of third-line issues, contributing to infrastructure projects and continuous improvement initiatives.

The role demands strong technical ability, a collaborative mindset, and a genuine passion for cloud and modern workplace technologies. You will work closely with colleagues and partners across multiple regions and time zones, helping to uphold a high-quality, secure, and consistent infrastructure experience for the business.

Key Responsibilities:

Infrastructure Support & Maintenance

• Provide day-to-day support for servers, storage, networking, , and cloud platforms across a global hybrid environment.

• Manage and troubleshoot systems, platforms, connectivity, and integrations, ensuring consistent performance and availability.

• Identify root cause of recurring issues and implement sustainable fixes in line with change management processes.

Modern Workplace & Cloud Platforms

• Support Microsoft 365 end-to-end, including Exchange Online, SharePoint Online, Teams, OneDrive, and Microsoft Defender.

• Administer and support Azure resources including virtual machines, storage accounts, networking components, and Entra ID.

• Assist with the ongoing management of Google Workspace environments where applicable.

Systems Administration

• Manage and maintain servers, cloud platforms, workstations, and mobile devices, ensuring systems are up to date and configured securely.

• Administer Windows Server environments including Active Directory, Group Policy, DNS, and DHCP.

• Apply updates, patches, and configuration standards consistently across the global estate.

Incident Response & Management

• Respond to infrastructure incidents and system failures, working with global IT teams and external partners to diagnose, contain, and remediate issues.

• Take ownership of third-line incidents escalated from IT Support teams, ensuring timely resolution and clear communication with stakeholders.

• Contribute to post-incident reviews and root cause analysis to drive continual service improvement.

End User Compute Management

• Support device management platforms including Microsoft Intune.

• Apply policies, deploy software, and maintain a secure, stable, and consistent end-user compute environment.

• Support onboarding and offboarding processes for hardware provisioning and account lifecycle management.

Monitoring & Capacity Management

• Monitor utilisation of servers, storage, and network environments across global sites.

• Proactively identify performance bottlenecks, capacity constraints, and availability risks, providing recommendations for optimisation.

• Support the maintenance and configuration of monitoring and alerting platforms.

Deployments & Project Contribution

• Support branch office builds, technical rollouts, hardware installations, and infrastructure configuration across global locations.

• Contribute to global IT transformation initiatives including system migrations, network refreshes, and core infrastructure upgrades.

• Assist senior engineers in the delivery of infrastructure projects, taking on defined workstreams and tasks as required.

Documentation & Collaboration

• Maintain accurate and up-to-date documentation of configurations, processes, standard operating procedures, and changes.

• Work closely with Infrastructure Engineers, IT Support teams, and third-party partners to ensure smooth escalation and resolution pathways.

• Share knowledge and best practices with colleagues to support team development and operational consistency.

Required Experience & Skills:

Core Experience

• Minimum 2-3 years' experience in IT infrastructure support, systems administration, or a closely related role.

• Proven experience supporting hybrid IT environments, including both on-premises and cloud infrastructure.

• Experience working within global or multi-site IT environments, collaborating across different regions and time zones.

• Strong troubleshooting and problem-solving skills, with a methodical approach to incident resolution.

• Comfortable working both independently and collaboratively, managing multiple priorities in a fast-paced environment.

• Familiarity with ITIL frameworks and best practices, including incident, change, and problem management processes.

Technical Skills

• Strong knowledge of Microsoft 365 administration, including Exchange Online, SharePoint Online, Teams, OneDrive, and Microsoft Defender.

• Hands-on experience with Microsoft Azure, including virtual machines, storage, networking, and Entra ID.

• Proficiency in Windows Server administration, including Active Directory, Group Policy, DNS, and DHCP.

• Experience with Mobile Device Management platforms, particularly Microsoft Intune.

• Solid understanding of networking fundamentals including switching, routing, VLANs, and firewall management (experience with Cisco Meraki is advantageous).

• PowerShell scripting skills for automation, administration, and reporting tasks.

• Experience with backup, disaster recovery, and business continuity solutions.

Desirable

• Exposure to Amazon Web Services (AWS) and Google Cloud Platform (GCP).

• Familiarity with security tooling and platforms, including Microsoft Defender, SIEM solutions, or endpoint detection and response (EDR) tools.

• Experience with infrastructure monitoring and alerting platforms (e.g. Azure Monitor, PRTG, Zabbix, or similar).

• Knowledge of Desktop as a Service (DaaS) solutions such as Azure Virtual Desktop (AVD) or Citrix.

• Experience with automation tools such as Power Automate or additional scripting languages (e.g. PowerShell, Python, Bash).

• Previous experience within a creative, media, or agency environment.

• Industry-recognised certifications such as Microsoft AZ-104, SC-200, ITIL Foundation, or Cisco CCNA.

ABOUT M+C SAATCHI GROUP

M+C Saatchi Group is a creative solutions company that connects specialist expertise, fuelled by data, technology, and culture, to help clients navigate, create, and lead meaningful change. The Group operates across five core divisions: Connected Creativity; Passion Marketing; Global & Social Issues; Brand, Experience & Innovation; and Performance Media. Headquartered in London, operations span 23 countries with major hubs in the UK, Europe, US, Middle East & Africa, Asia and Australia. M+C Saatchi Group’s two principles, Diversity of Thought and Brutal Simplicity of Thought, guide how they build teams and solve problems.

M+C Saatchi Group is an Equal Opportunity Employer which does not discriminate, celebrates diversity and bases all hiring and promotion decisions solely on talent and capability, without regard for any personal characteristics.

All employee information is kept confidential according to General Data Protection Regulation (GDPR).

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