Overview
Skills
Job Details
Role : Senior Microsoft 365 Administrator
Project location : Herndon, VA (Hybrid minimum 3 days)
The Senior Microsoft 365 Administrator will serve as the technical lead and subject matter expert responsible for overseeing the architecture, implementation, and ongoing optimization of SAP NS2 s Microsoft 365 environment. This strategic role will support major modernization initiatives, lead platform upgrades, and collaborate cross-functionally to ensure secure, reliable, and scalable solutions across Microsoft Exchange Online, SharePoint, Teams, OneDrive, and associated services.
The ideal candidate is a forward-thinking technologist with deep expertise in Microsoft 365, experience driving enterprise-level projects, and a passion for maximizing the value of cloud collaboration tools to support evolving business needs.
Key Responsibilities:
- Lead and drive Microsoft 365 upgrades, migrations, and platform modernization efforts.
- Architect, configure, and maintain secure and resilient Microsoft 365 services, including Exchange Online, SharePoint Online, Teams, OneDrive, and the M365 Admin Center.
- Own and implement best practices around identity, access, and compliance policies using Conditional Access, DLP, Sensitivity Labels, and Defender for Office 365.
- Act as a technical lead for M365-related projects, working closely with internal IT, Security, and business stakeholders.
- Manage tenant-level configurations, including hybrid integrations and licensing strategies.
- Proactively monitor system health, usage metrics, and security compliance via tools like PowerShell, Graph API, and Security & Compliance Center dashboards.
- Develop and enforce governance standards, documentation, and disaster recovery procedures.
- Mentor junior team members and provide advanced support and escalation on complex issues.
- Evaluate emerging M365 technologies and make recommendations for adoption aligned with strategic goals.
- Provide end-user guidance and training on new capabilities to promote adoption and productivity.
Qualifications:
- Bachelor s Degree in Computer Science, MIS, or related field (or equivalent professional experience).
- 5 7+ years of hands-on administration and engineering experience with Microsoft 365 in an enterprise setting.
- Proven experience leading M365 implementations, upgrades, or major configuration projects.
- In-depth knowledge of Exchange Online, SharePoint Online, Teams, OneDrive, Azure AD, and security & compliance features.
- Advanced experience with Power Platform (Power BI, Power Apps, Power Automate).
- Strong PowerShell scripting experience and familiarity with Graph API.
- Demonstrated ability to lead cross-functional projects and interface with senior leadership.
- Excellent communication, documentation, and organizational skills.
- Strong understanding of hybrid environments and integration with on-prem Active Directory and legacy systems.
- Knowledge of AI capabilities within Microsoft 365
Desired Skills:
- Microsoft Certifications (MS-102, SC-401, or equivalent).
- SharePoint Online administration and customization experience.
- Strong experience with implementing Defender for O365
- Information Protection, sensitivity Labels, and DLP (Policies for email, endpoints, and cloud apps)
- Manage Data Governance (Retention labels, records management, and audit logs)
- Monitor and Respond to Compliance Issues (Alerts, reports, and investigations using Microsoft Purview)
- Scripting and automation (PowerShell, JavaScript / TypeScript, Graph API (via REST or SDKs, JSON)