Arthur Cox

Full-service law firm: corporate, litigation, finance

Infrastructure & Cloud Operations Engineer - Daily Rate Contractor

System AdministrationUpdated on Nov 11

ContractDublin, IrelandNo salary listed

About the Job

Requirements

A bachelor's degree in computer science, information technology, or a related field and five years of experience in IT infrastructure engineering or a related technical operations role.
Expertise in Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, and troubleshooting methodologies.
Strong experience with Microsoft 365 services including Teams, OneDrive, Exchange Online, Intune, and Entra ID.
Strong knowledge of virtualization using VMware, storage systems, and backup technologies.
Strong understanding of networking fundamentals, including LAN/WAN, firewalls, routing, and switching.
Knowledge of ITIL processes for incident, problem, and change management.
Demonstrated critical thinking, troubleshooting, and problem-solving skills for complex technical problems.
Excellent interpersonal, written, and verbal communication skills in English for technical and business audiences, individually and in groups.
Strong customer service mindset.
High-quality documentation skills and a process-oriented approach.
Ability to complete assignments with minimal direction and work independently as well as part of a team.
Strong attention to detail and a methodical approach.
Ability to work with internal and external stakeholders, independently or as part of a diverse team.
Ability to work overtime and weekends when necessary and handle ambiguity, emergencies, interruptions, and competing deadlines.
Proactive and adaptable approach, willingness to work hands-on, and ability to take ownership of individual and team work.
Ongoing willingness to learn evolving technologies and continually develop knowledge beyond immediate tasks.
Continuous improvement mindset and ability to evaluate results to improve processes, methods, and technology direction.

Responsibilities

Maintain, configure, and support on-premises and cloud-based infrastructure, including servers, storage, virtualization platforms, and core networks.
Monitor system performance, capacity, and availability, and implement improvements to ensure reliability and resilience.
Perform regular patching, updates, and configuration changes in line with change management processes.
Troubleshoot complex technical issues and serve as an escalation point for Tier 1 and Tier 2 teams.
Troubleshoot hardware issues and coordinate repairs or replacements as required.
Support, administer, and optimise Microsoft Azure infrastructure and platform services.
Manage Azure resources including virtual machines, storage accounts, networking, security controls, and identity services.
Support cloud security initiatives using Microsoft Defender, Azure Security Center, Conditional Access, and Zero Trust principles.
Assist with cloud migration, infrastructure modernisation, and Azure adoption initiatives.
Support Azure Landing Zone standards, subscriptions, and role-based access control.
Administer, support, and optimise Microsoft 365 services including Teams, SharePoint, Exchange Online, OneDrive, and related cloud services.
Administer Entra ID, Conditional Access policies, multi-factor authentication, and device compliance.
Monitor Microsoft 365 service health and resolve Tier 2 issues.
Support endpoint management and modern workplace initiatives using Microsoft Intune.
Manage and resolve incidents within defined service-level agreements, ensuring high-quality updates and communication.
Follow ITIL-driven processes for change, problem, and service performance management.
Participate in root-cause analysis and continuous improvement activities.
Implement and maintain security controls across infrastructure components in partnership with the security operations team.
Remediate vulnerabilities, apply patches, and support Zero Trust principles where applicable.
Ensure compliance with organisational, regulatory, and security standards.
Support delivery of infrastructure projects, upgrades, and migrations.
Contribute to infrastructure modernisation initiatives, including cloud adoption and migration.
Identify opportunities for automation, optimisation, and simplification.
Develop and maintain technical documentation, support guidelines, and runbooks.

Desired Qualifications

Microsoft 365 Certified: Administrator Expert certification.
Microsoft Azure certification AZ-104 or AZ-800.
Relevant industry certification such as Cisco CCNA/CCDA or higher, CompTIA+, or similar.
ITIL Foundation or similar service management awareness.
CISSP or similar security certification.
Experience with device analytics or monitoring tools.
PowerShell or another scripting language for automation tasks.
Knowledge of Azure Kubernetes Service.
Knowledge of continuous integration/continuous delivery, GitHub Enterprise, and Infrastructure as Code.

Arthur Cox LLP is one of Ireland’s leading law firms. We are an “all-island” firm with offices in Dublin and Belfast. We also have offices in London, New York, and San Francisco. Our practice encompasses all aspects of corporate and business law.

With 600 legal staff and a total headcount of nearly 900, we provide a comprehensive service to an international client base ranging from multinational organisations, banks, and financial institutions and established global leaders to government agencies and new players in emerging industry sectors.

Our story has been defined by our progressive outlook. For over 100 years, we have led the way in the legal field in Ireland. For our clients, we work to deliver the best service and support. With an independent, entrepreneurial spirit of innovation leading the way.

Department: IT
Location: Dublin (hybrid)
Reports to: Infrastructure & Cloud Operations Manager

Contract Type: Daily Rate Contractor (circa 6 month)

Background:

Arthur Cox is at the forefront of technology adoption that drive value within the firm, its client's business, and the wider legal industry. IT operations play a central role, connecting digital capabilities to the firm’s objectives and creating a solid foundation for continued success.

About the Role:

The successful candidate will play a key role in supporting, maintaining and enhancing the firm's technology infrastructure. This includes on-premises infrastructure, Microsoft 365 services, cloud platforms, networking, storage, virtualization and core compute environments.

You will work collaboratively across multidisciplinary IT teams including cloud, security, service desk, and applications to deliver stable, secure, and scalable infrastructure services while supporting ongoing transformation and modernization initiatives

The role also requires effective collaboration with third-party service providers and technology partners to ensure the smooth operation of business-critical systems and services.

Infrastructure Management & Operations

Maintain, configure, and support on‑prem and cloud‑based infrastructure including Cloud, servers, storage, virtualization platforms, and core network.
Monitor system performance, capacity, and availability; implement improvements to ensure reliability and resilience.
Perform regular patching, updates, and configuration changes in line with change management processes.
Troubleshoot complex technical issues and serve as an escalation for Tier 1 and 2 teams.
Troubleshoot hardware issues and coordinate repairs or replacements where required.

Microsoft Azure Infrastructure and Cloud Services

Support, administer and optimise Microsoft Azure infrastructure and platform services.
Manage Azure resources including virtual machines, storage accounts, networking, security controls and identity services.
Support cloud security initiatives using Microsoft Defender, Azure Security Center, Conditional Access, and Zero Trust principles.
Assist with cloud migration, infrastructure modernisation and Azure adoption initiatives.
Support Azure Landing Zone standards, subscriptions, and RBAC

Microsoft 365 & Modern Workplace Services

Administer, Support and optimise M365 services including Teams, SharePoint, Exchange Online and OneDrive and other related cloud services.
Administer Entra ID, Conditional Access policies, MFA, and device compliance.
Monitor M365 service health and resolve issues (Tier 2 support).
Support endpoint management and modern workplace initiatives through Microsoft Intune.

Incident, Problem & Change Management

Manage and resolve incidents within defined SLAs, ensuring high-quality updates and communication.
Follow ITIL-driven processes for change, problem, and service performance management.
Participate in root-cause analysis and continuous improvement activities.

Security & Compliance

Implement and maintain security controls across infrastructure components in partnership with the security operations team.
Remediate vulnerabilities, apply patches, and support Zero Trust principles where applicable.
Ensure compliance with organisational, regulatory, and security standards

Project Delivery & Continuous Improvement

Support the delivery of infrastructure projects, upgrades, and migrations.
Contribute to infrastructure modernisation initiatives, including cloud adoption/migration
Identify opportunities for automation, optimisation, and simplification.
Develop and maintain technical documentation, support guidelines, and runbooks.

Bachelor’s degree in computer science, Information Technology or related field AND 5 years’ experience in IT infrastructure engineering or a related technical operations role.
Certifications (Highly desirable):
- Microsoft 365 Certified: Administrator Expert.
- Microsoft Azure Certified: AZ-104 or AZ-800.
- Relevant industry certification i.e. Cisco (CCNA/CCDA or higher), CompTIA +, etc.
- ITIL Foundation or similar service management awareness.
CISSP or similar security certification a plus.
Experience with device analytics or monitoring tools.

Skills and Competencies:

Essential Technical skills:

Expertise in Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP and troubleshooting methodologies.
Strong experience with Microsoft 365: Teams, OneDrive, Exchange Online, Intune and Entra ID.
Strong knowledge of virtualization (VMware), storage systems, and backup technologies.
Strong understanding of networking fundamentals —LAN/WAN, firewalls, routing, switching.
Knowledge of ITIL processes (Incident, Problem, Change Management).
PowerShell or other scripting language proficiency for automation tasks a plus.
Knowledge of Azure Kubernetes Service (AKS) is a plus.
Knowledge of CI/CD, GitHub Enterprise (GHE), and Infrastructure as Code (IaC) is a plus

Soft skills:

Demonstrated critical thinking, troubleshooting and problem-solving skills to complex technical problems.
Excellent interpersonal, written, and verbal communication skills in English to both technical and business audiences (individual or group).
Strong customer service mindset.
High-quality documentation skills and process-oriented approach.
Ability to complete assignments with minimal direction.
Ability to work independently and as part of a team.
Strong attention to detail and a methodical approach.

Additional competencies:

Collaborative mindset and who can work independently or more often as part of a diverse team and group of internal and external stakeholders.
Exceptional aptitude for dealing with ambiguity, unexpected emergencies, frequent interruptions, and competing deadlines (must be able to work overtime and weekends when necessary).
Proactive, flexible and adaptable disposition with a willingness to work hands-on, demonstrating attention to detail and the ability to take ownership of individual and team’s work.
Innate curiosity and willingness to learn and evolving technology environment on an ongoing basis: develops knowledge base and skill set beyond that called for by immediate tasks and continually push the ‘knowledge envelope’.
A continuous improvement mindset, continually critically evaluating results to drive improvements of processes and / or methods and/or underlying technology direction.

About the Company

Arthur Cox

Full-service law firm: corporate, litigation, finance

Arthur Cox is a full-service law firm with offices in Dublin, Belfast, London, New York, and San Francisco. It offers a wide range of legal services for domestic and international clients, including corporate and M&A, litigation and dispute resolution, real estate, and debt finance. The firm operates by providing expert legal advice and acting as a one-stop shop for clients’ needs, typically charging fees for its services. Its international presence and long-standing expertise differentiate it from competitors, along with a strong emphasis on a sustainable business program that addresses environmental, workplace, community, and marketplace impacts. The firm’s goal is to help clients navigate complex legal challenges with trusted, high-quality advice while growing its business responsibly and sustainably.

Company size: 501-1,000
Company stage: Not listed
Total funding: Not listed
Headquarters: Dublin, Ireland
Founded: 1920

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