Microsoft 365 Administrator

Microsoft 365 Administrator, #1049

M365 • Microsoft Purview • Security & Compliance 

Location: Remote 
Clearance: US Citizenship required. Must be able to obtain and maintain a DHS Public Trust.

A Role with Purpose

Dev Technology Group is seeking a Microsoft 365 Administrator to provide enterprise administration, configuration, and operational support across Microsoft 365 services within a large federal environment. 

This role supports the implementation and operation of Microsoft 365 G5 capabilities, with a primary focus on Microsoft Purview-based compliance solutions including enterprise Data Loss Prevention (DLP), Sensitivity Labels, Data Lifecycle Management (retention/records), and audit/reporting capabilities. 

This position supports the implementation, adoption, and sustainment of compliance controls across SharePoint Online, Microsoft Teams, OneDrive, and related M365 services, ensuring alignment with agency privacy, security, and records management requirements. 

The role also includes organizational change management (OCM), user enablement, and continuous monitoring, helping drive secure and compliant collaboration at enterprise scale. 

Technical Responsibilities and Delivery 

This role serves as a key contributor within the program’s platform operations team, working alongside engineers, security specialists, and project leadership to maintain and enhance Microsoft 365 services in a highly regulated, mission-driven environment. 

You will administer Microsoft 365 tenant configurations, policies, and service settings across enterprise environments while implementing and managing Microsoft Purview compliance capabilities. 

Responsibilities include implementing and supporting G5 compliance controls across M365 workloads, assisting with rollout efforts of labeling, DLP, and retention policies, and ensuring consistent enforcement and integration. 

You will monitor and analyze compliance posture using Purview dashboards, audit logs, and activity explorer while performing policy tuning and optimization to reduce false positives and improve user experience. 

You will manage SharePoint Online, OneDrive, and Teams environments, supporting secure collaboration, governance, and compliance-aligned configurations. 

Who Thrives Here 

Individuals who succeed in this role demonstrate strong attention to detail and a structured approach to system administration. They take ownership of operational responsibilities and work diligently to ensure systems are stable, secure, and functioning effectively. 

They are proactive problem-solvers who investigate issues thoroughly and implement practical solutions. They stay current with Microsoft 365 capabilities and apply best practices in administration and security. 

They work collaboratively with team members and stakeholders, communicating clearly and supporting users with professionalism and responsiveness. They are adaptable and able to manage competing priorities in a dynamic environment. 

The Opportunity 

This role provides hands-on support for the implementation, adoption, and sustainment of enterprise Microsoft 365 compliance controls at scale. 

You will contribute to supporting secure and compliant collaboration across the organization while supporting evolving G5 capabilities and continuous service improvement initiatives. 

Key Responsibilities 

• Administer Microsoft 365 tenant configurations, policies, and service settings across enterprise environments 

• Implement and manage Microsoft Purview capabilities, including:  

• Data Loss Prevention (DLP) policies across Exchange, SharePoint, OneDrive, and Teams 

• Sensitivity Labels (manual and automated) for data classification and protection 

• Data Lifecycle Management (retention labels, retention policies, records management) 

•  Implement and support G5 compliance controls across M365 workloads, ensuring consistent enforcement and integration 

• Support enterprise rollout of labeling, DLP, and retention policies, including pilot phases, tuning, and enforcement (audit → warn → block) 

• Monitor and analyze compliance posture using Purview dashboards, Audit logs, and activity explorer, and support reporting to stakeholders 

• Perform policy tuning and optimization to reduce false positives/negatives and improve user experience 

• Manage SharePoint Online and OneDrive environments at scale, including site configurations, storage, and access policies aligned to compliance controls 

• Support Teams governance and compliance integration, including secure collaboration, data protection in chats/channels, and external sharing controls 

• Contribute to organizational change management (OCM) efforts:  

• Develop knowledge articles, job aids, and training materials 

• Support end-user adoption of labeling, secure sharing, and compliance-driven workflows 

• Monitor service health, system performance, and platform usage to ensure reliability and availability 

• Troubleshoot and resolve escalated platform and compliance-related issues in coordination with technical teams and Microsoft support 

• Collaborate with security, privacy, and records management teams to ensure consistent application of governance controls 

• Document system configurations, operational procedures, and compliance processes 

• Support continuous service improvement initiatives and evolving G5 capabilities 

Minimal Required Qualifications 

• A Bachelor’s degree and a minimum of 6 years of professional experience administering Microsoft 365 services 
• Strong hands-on experience administering Microsoft 365 enterprise environments
• Demonstrated experience with Microsoft Purview / M365 Compliance capabilities, including DLP, Sensitivity Labels, and retention policies
• Experience supporting enterprise-scale deployments
• Familiarity with compliance-driven configurations and governance in regulated environments
• Experience supporting SharePoint Online, OneDrive, and Microsoft Teams administration
• Strong troubleshooting, analytical, and problem-solving skills
• Ability to communicate effectively with both technical and non-technical stakeholders 

Preferred Qualifications 

• Experience administering a Microsoft 365 tenant with 10,000+ users
• Experience supporting federal or highly regulated environments (e.g., GCC) 
• Knowledge of automation or scripting (e.g., PowerShell) for administrative tasks
• Experience supporting organizational change management (OCM) and user adoption initiatives 

"Our estimated salary range for this position is $80,000 - 135,000. This presented salary range is not a guarantee of compensation or salary. Offered salary is based on experience, geographic location, and possibly contractual requirements as appropriate to the role. *Salary could fall outside of this range."