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Systems Architect

Job in Lisburn, County Antrim, BT27 4EE, Northern Ireland, UK
Listing for: A&O Shearman
Full Time position
Listed on 2026-07-06
Job specializations:
  • IT/Tech
    Cloud Computing: Infrastructure & Operations, Systems Engineer, IT Project Manager
Job Description & How to Apply Below
Apply fast, check the full description by scrolling below to find out the full requirements for this role.
What you will do
Reporting to the Cloud Platform Architect, this role will be responsible for the design of Cloud and infrastructure services and processes that make up the Cloud & Infrastructure Platform that support the A&O Shearman business, globally. These services and process include the cloud services, networks, software and other resources required to deliver the Platform
The role translates business requirements into technical and process designs and guides engineering teams through delivery, ensuring the A&OS Cloud and Infrastructure Platform meets the current and future needs of the global business, is secure, operationally excellent and is cost efficient
Defines, designs and delivers the network and infrastructure architecture for all Cloud, WAN and LAN requirements including all end user compute requirements
The role works with global IT leadership to translate business goals into technology and process designs to support the delivery of the Cloud and Infrastructure Platform Roadmap
The role works with project delivery leadership to support business projects which require Cloud and Infrastructure Platform services
Accountable for all aspects of the A&OS network architecture and engineering, including delivery of functional and non-functional requirements, meeting operational and project cost constraints.
Accountable for ensuring the future network architecture meets the A&OS business needs. This includes ownership of network designs for all projects, growth and changing requirements.
Accountable for delivering the architecture, designs and engineering for multiple, complex projects from across the business as well as the core Cloud Platform Roadmap, often concurrently. These will come from a variety of stakeholders and locations across the globe
Able to effectively manage the workload for network architecture, design and engineering from across multiple complex projects and the core Cloud Platform Roadmap concurrently, to ensure successful delivery to business expectations and timelines
Support the Cloud Platform Architect to:
Ensure the multi-year Cloud & Infrastructure Platform Roadmap is continuously maintained, aligned to the business goals and strategy, delivering security, operational excellence and cost efficiency
Ensure the multi-year Cloud & Infrastructure Platform Roadmap is delivered.

Lead architecture and engineering resources to deliver designs and change, while ensuring compliance with governance frameworks, best practice, risk management, guardrails and compliance across engineering teams. These resources will be a mix of internal and external resources
Deliver designs for the Cloud and Infrastructure Platform and other business projects using blueprints, technical specifications, and standards
Support the development of business cases for new initiatives which require the Cloud and infrastructure Platform services and processes
Engage and contract with external suppliers, with commercial acumen
Ensure the successful delivery of the critical services that other technology Platforms, business and customer projects will need to consume from the Cloud & Infrastructure Platform. This will include:
Providing timeline, skills and effort estimates to projects for solution design and delivery
Forecasting capacity requirements and ensuring these are ready when required
Forecasting future demand for services and processes to ensure innovative solutions are available to support these when required

What you will have
Must have relevant technical architecture qualifications and certifications for at least one of the major Cloud providers, preferably Microsoft Azure
Deep expertise of at least one Cloud provider, preferably Microsoft Azure and associated network services
Experience in technology architecture, engineering and networking using a range of technology tools to perform these roles
Deep understanding and experience of Cloud Computing, Network design and protocols, Storage, Infrastructure as Code, Containerization and Information Security
Ability to solve complex business and technology problems in demanding timescales
Ability to understand and translate business goals and strategy into technology designs
Ability to innovate and drive adoption of new technologies to ensure the Cloud and Infrastructure Platform is continuously ready to meet new business demands
Strong understanding and experience of using architectural governance frameworks, best practices, compliance and risk management
Must have operated architectural governance processes and logistics, including design authorities and design review
Good understanding and experience of the project delivery lifecycle, from concept to delivery, delivery methodologies and finance
Good understanding and experience of the operational lifecycle, from go-live to decommissioning and what is required to maintain an industry leading operational environment
Ability to…
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