S

Sidley Austin

Global law firm with cross-border expertise

Microsoft Architect

Enterprise ApplicationsUpdated on Nov 12
Full-timeChicago, IL, USAIn-person

About the Job

Requirements

  • A bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent experience.
  • A minimum of 7 years architecting or administering Microsoft 365 in an enterprise environment.
  • Deep understanding of SharePoint Online and OneDrive, and enterprise-level expertise in Microsoft Copilot, Teams, Exchange Online and Outlook, and the Microsoft 365 productivity applications.
  • Deep knowledge of the Microsoft 365 permission model, policies, and configuration profiles, with proficiency in the Microsoft 365 admin center, the Copilot Control System, and the workload admin centers.
  • Foundational understanding of Microsoft Entra and the ability to configure Entra and other Azure-based services; working knowledge of Microsoft Purview, Microsoft Graph, Intune, and the Power Platform.
  • Ability to architect Microsoft Foundry within an Azure estate, with a base understanding of Work IQ, Fabric IQ, and Foundry IQ and current awareness of Microsoft's AI roadmap, including Microsoft Scout.
  • Demonstrated experience partnering directly with Microsoft engineering or product teams, and the ability to produce clear architecture documentation for technical and non-technical audiences.
  • Strong organizational skills, attention to detail, judgment, interpersonal communication, analytical and problem-solving skills, and the ability to work effectively with others, preserve confidentiality and discretion, work under pressure, and manage multiple projects with competing deadlines and priorities.
  • Applicants must be authorized to work in the United States without employer sponsorship, now or in the future.

Responsibilities

  • Design and own the target-state architecture and standards for the Microsoft productivity estate, including SharePoint and OneDrive information architecture, permissions and sharing, lifecycle, and SharePoint Advanced Management to keep the estate Copilot-ready.
  • Architect Teams, including Teams Phone and Rooms, Exchange Online and Outlook, Microsoft 365 Groups, and the wider Microsoft 365 application portfolio, including data residency, Microsoft 365 Backup, and integration with the Firm's document management systems.
  • Lead enterprise deployment and remediation of the Microsoft stack, retiring inconsistent policies, oversharing, and legacy configuration through pilots, waves, and change management.
  • Configure Microsoft Entra and design the tenant's administrative architecture, including the Microsoft 365 permission model, admin roles, tenant-wide policies and configuration profiles, and configuration-as-code baselines.
  • Establish, with Information Security and Information Governance, the Microsoft Purview architecture, including sensitivity labels, data loss prevention, retention, information barriers, eDiscovery, and legal hold, and the interfaces to Intune, Defender XDR, and Entra.
  • Drive Copilot enablement across the estate, including readiness and data hygiene, licensing, grounding, connectors, and adoption guardrails; operate the Copilot Control System; and establish the agent identity and governance model, including Entra Agent ID, Microsoft Agent 365, and Copilot Studio.
  • Architect Microsoft Foundry and its integration with the Azure estate, define governance for Fabric, Power BI, and the Power Platform, and translate Microsoft's AI and productivity roadmap, including Work IQ, Fabric IQ, Foundry IQ, and Microsoft Scout, into Firm priorities, pilots, and licensing inputs.
  • Liaise with Microsoft engineering as the Firm's primary technical counterpart, bring requirements and escalations to Microsoft, partner with Security, Enterprise IT Services, Network, Endpoint, and business stakeholders, and mentor Microsoft 365 administrators and engineers.

Desired Qualifications

  • Microsoft certifications such as Microsoft 365 Certified: Administrator Expert, Identity and Access Administrator Associate, or Azure Solutions Architect Expert.
  • Law firm or professional services experience, including confidentiality, ethical wall, and information governance requirements, and integration with document management systems such as iManage or NetDocuments.
  • PowerShell and Microsoft Graph scripting, and hands-on experience with Copilot Studio, agent development, or the Defender XDR stack.

About the Company

Sidley Austin

Global law firm with cross-border expertise

Sidley Austin is a global law firm with about 2,300 lawyers and 160 years of experience. It helps clients handle complex transactional work, restructurings, crisis management, investigations, regulatory matters, and litigation. The firm serves clients through 21 offices located in major business and financial centers around the world, with lawyers fluent in more than 75 languages and deep cross-border knowledge. Its approach focuses on delivering clear, practical legal strategies that fit each client’s needs in a changing global market. The firm differentiates itself through extensive international reach, long-standing experience handling high-stakes matters, and a team capable of coordinating cross-border advice across multiple jurisdictions. Sidley’s goal is to achieve powerful results for clients by applying disciplined, globally informed legal strategies to complex problems.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Chicago, IL
Founded
1866

Recently Posted Jobs

Explore more opportunities at Sidley Austin

See more jobs