M365 365 Architect Senior Manager
Belmont Lavan · New York City
We are seeking an experienced Microsoft 365 Architect – Senior Manager to join a growing Technology Consulting practice. This role combines enterprise architecture, Microsoft 365 security and compliance expertise, client engagement, and delivery leadership.
The successful candidate will lead the design and implementation of Microsoft 365 solutions, helping organizations modernize their digital workplaces, strengthen information protection, manage compliance risks, and maximize their Microsoft technology investments. The role also involves leading multidisciplinary teams, developing stakeholder relationships, contributing to business growth, and ensuring successful delivery across complex enterprise engagements.
Key Responsibilities
Enterprise Architecture and Solution Delivery
- Lead the architecture, design, and implementation of Microsoft 365 security, compliance, and Modern Work solutions for enterprise environments.
- Develop scalable, secure, and business-aligned technology architectures that address complex organizational requirements.
- Advise on Microsoft Purview capabilities, including Information Protection, Data Loss Prevention (DLP), Records Management and Retention, and eDiscovery.
- Define architecture standards, technical roadmaps, implementation strategies, and governance frameworks aligned with industry best practices.
- Oversee end-to-end solution delivery, from requirements gathering and solution envisioning through design, implementation, testing, migration, deployment, and rollout.
- Support large-scale and global Microsoft 365 tenant environments. Experience with Government Community Cloud (GCC) and GCC High environments is desirable.
Requirements
Microsoft 365 Security, Compliance, and Migration
- Design and implement Microsoft 365 security and compliance solutions supporting information governance, data protection, regulatory compliance, and risk management.
- Lead Microsoft 365 migration and modernization initiatives using native Microsoft capabilities and third-party migration tools.
- Leverage Microsoft Entra, PowerShell, PnP PowerShell, Azure, Microsoft Graph, and Microsoft Migration Manager to support automation, integration, and administration.
- Assess existing technology environments, identify risks and improvement opportunities, and recommend appropriate architectural solutions.
- Establish implementation methodologies, testing strategies, technical documentation, and operational processes to ensure quality and consistency.
Client Engagement and Business Development
- Build trusted relationships with senior stakeholders and serve as a strategic technology advisor.
- Communicate complex technical concepts effectively to technical and non-technical audiences.
- Identify opportunities to improve business outcomes through Microsoft technologies, complementary products, and innovative solution approaches.
- Contribute to proposal development, solution design, client presentations, and business development initiatives.
- Support account growth and market development through relationship building, technical expertise, and high-quality delivery.
Leadership and Team Development
- Lead project teams and oversee engagement delivery, ensuring milestones, quality standards, budgets, and stakeholder expectations are met.
- Mentor and develop team members through coaching, performance feedback, and structured learning opportunities.
- Foster an inclusive, collaborative environment that encourages innovation, knowledge sharing, and continuous improvement.
- Manage project plans, resources, risks, dependencies, and delivery outcomes across multiple engagements.
- Promote consistent application of architecture standards, development methodologies, and delivery best practices.
Required Skills and Experience
- Strong experience with Microsoft 365 security, compliance, information governance, and Modern Work technologies.
- Hands-on expertise in Microsoft Purview, particularly Information Protection, DLP, Records Management and Retention, and eDiscovery.
- Experience designing and implementing Microsoft 365 solutions within large, complex, and global enterprise environments.
- Knowledge of Microsoft Entra, PowerShell, PnP PowerShell, Azure, Microsoft Graph, and Microsoft Migration Manager.
- Experience with Microsoft 365 tenant migrations, third-party migration tools, and enterprise-scale implementation programs.
- Understanding of solution architecture, requirements management, development methodologies, testing, technical documentation, and business process design.
- Strong knowledge of the Microsoft technology ecosystem and its integration capabilities.
- Excellent communication, stakeholder management, presentation, and problem-solving skills.
- Proven ability to lead technical teams, manage delivery risks, and maintain strong stakeholder relationships.
- Experience contributing to business development, proposals, and solution strategy is desirable.
- Familiarity with GCC and GCC High environments is an advantage.
Education and Professional Qualifications
- A bachelor's degree in Computer Science, Information Systems, Engineering, or a related technical discipline is preferred.
- Seven or more years of relevant professional experience, with a strong focus on Microsoft 365 security, Modern Work architecture, and implementation.
- Experience in technology consulting, professional services, or a software product organization is highly desirable.
- Proficiency in Microsoft Office applications, particularly Word, Excel, and PowerPoint; familiarity with Visio and Access is beneficial.
- Relevant Microsoft certifications in Azure, Microsoft 365, security, compliance, or solution architecture are preferred.
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