Systems and cloud engineer for hybrid infrastructure in London

The Systems and Cloud Engineer is part of the Information Technology department, working as a member of a highly technical engineering team in the design, implementation, and operation of enterprise-wide systems infrastructure and cloud technologies. This is a hands-on technical role within the Enterprise Systems team. This individual will help architect, secure, and operate Proskauer’s Azure platform while maintaining critical hybrid infrastructure services that support the Firm’s international business.

Responsibilities:

• Create and execute cloud computing strategies by designing, developing, and managing cloud infrastructure and assets to help the Firm meet its business goals.
• Provide architectural direction and hands-on engineering for secure hybrid infrastructure across Azure, 3rd party SaaS platforms, and on-premises systems.
• Design and evolve an enterprise Azure landing zone and multi-subscription architecture (management groups, policy/RBAC, naming/tagging standards, shared services).
• Deploy and operate Azure IaaS/PaaS services such as virtual machines, storage (Azure Files/File Shares), and platform services aligned to business requirements.
• Plan and execute infrastructure movement techniques (VMware/Windows/Linux), including application migrations, into Azure, by discovery, dependency mapping, landing zone readiness, cutover planning, and decommissioning.
• Own core Azure networking design and operations, including vNETs/subnets, routing, peering, private endpoints, NSGs, and network security patterns.
• Manage hybrid connectivity concepts such as ExpressRoute, vWAN, VPN gateways, and integration with on-prem network services.
• Partner with network/security teams to implement segmentation and secure access to applications and data.
• Support hybrid identity across Active Directory and Microsoft Entra ID, including Conditional Access and identity governance controls aligned with Zero Trust principles.
• Implement and maintain Azure security and governance controls (Policy/initiative, RBAC, logging/monitoring, and automated compliance guardrails).
• Maintain working knowledge and provide escalation support of VMware vSphere environment, Windows Servers, Active Directory services, DHCP/DNS, and other core enterprise systems.
• Participate in a rotating on-call schedule and collaborate across teams to resolve outages and restore service quickly.
• Responsible for system designs, root cause problem elimination, and capacity planning of enterprise data center infrastructure.

Requirements:

• Excellent in managing cloud solutions (IaaS, PaaS, and SaaS) and implementing design best practices.
• 5+ years of hands-on experience designing, deploying, and operating Microsoft Azure in an enterprise environment.
• Infrastructure-as-Code and automation experience (Terraform and/or equivalent; PowerShell scripting) to deploy and maintain cloud and hybrid infrastructure, including reusable modules and CI/CD integrations.
• Excellent written/verbal communication skills; able to produce clear designs, documentation, and operational runbooks.
• Able to use industry-established project management techniques in accomplishing strategic objectives.
• Able to handle multiple, complex, long-term projects simultaneously.
• High degree of initiative, dependability, and the ability to work with little supervision.
• Demonstrates initiative, personal awareness, professionalism, and exercises confidentiality by practicing discretion regarding Firm, client, and personal information.

Preferred:

• Experience supporting Microsoft 365 services; familiarity with Purview concepts (eDiscovery, retention) strongly preferred.
• Familiarity with Microsoft Fabric and AI-enabled productivity/security concepts (e.g., Copilot) and their governance implications.
• Relevant certifications (e.g., Azure Administrator, Azure Solutions Architect Expert, Terraform) preferred.
• Experience operating in highly regulated environments (legal, financial services, or similar) is preferred.
• AWS experience (architecture or operations) is a plus.
• BS in Computer Sciences or related field preferred.

Conditions:

This position will require physical presence in Proskauer’s offices on a regular basis (at least 3x per week, or more, if it becomes the policy of the Firm or as business needs require).