Senior Microsoft 365 Engineer in Arlington

The Senior Microsoft 365 Engineer - Entra ID & SharePoint Specialist plays a key role in designing, implementing, and managing modern collaboration, , and security solutions across Microsoft 365 environments. This senior-level position focuses on SharePoint Online, Entra ID (formerly Azure Active Directory), Exchange Online, Teams, OneDrive, and Microsoft Purview for compliance.

This role leads client-facing projects related to migrations, secure collaboration, tenant design, governance, and productivity optimization. The engineer will act as a trusted advisor during planning, deployment, and post-go-live stabilization phases, ensuring secure, scalable, and supportable solutions that drive business outcomes.

This is a hybrid role based out of our DFW, TX office, with in-office presence and on-site client visits required as needed.

Key Responsibilities Microsoft 365 Architecture & Implementation

• Design, deploy, and support SharePoint Online modern site structures, permission models, document libraries, and metadata
• Configure and maintain Microsoft Entra ID, including hybrid sync, conditional access, MFA, and privileged management
• Deploy and manage Teams, OneDrive, and Exchange Online, including policy enforcement, mailbox migrations, and retention rules
• Plan and lead Microsoft 365 migrations (on-prem and tenant-to-tenant), ensuring data integrity and user continuity
• Build low-code automation using Power Automate and Power Apps to optimize business workflows
• Design and enforce Microsoft 365 governance, lifecycle, labeling, and DLP policies through Microsoft Purview

Client Project Execution

• Serve as the senior technical lead for M365, SharePoint, and Entra-focused projects from planning through post-implementation
• Collaborate with the Project Manager to define technical milestones, risk mitigation, and task sequencing
• Join client calls, workshops, or discovery sessions as the subject matter expert
• Deliver client training, adoption sessions, and early support during cutovers

Security, Compliance & Governance

• Configure and monitor security features across M365 including conditional access, MFA, Microsoft Defender for Office 365, compliance alerts, and insider risk policies
• Support governance policy design related to external sharing, access reviews, data retention, and hybrid environments
• Work alongside cybersecurity, compliance, and NOC teams to ensure secure, policy-driven Microsoft 365 usage

Documentation & Handoff

• Document configurations, models, policy designs, site structures, and project runbooks using tools such as Hudu
• Contribute to internal documentation standards, templates, and best practices
• Support seamless handoff to support and service teams after project closeout

Mentorship & Team Enablement

• Act as a technical mentor to Project Technicians and junior engineers on Microsoft 365, SharePoint, and best practices
• Collaborate with infrastructure, cybersecurity, and systems engineering peers to align tools, policies, and user experiences
• Contribute to internal tool evaluations and Microsoft 365 product roadmapping

Skills, Knowledge & Expertise

• 5+ years of experience in IT engineering roles, with 2+ years of hands-on Microsoft 365 and Entra ID experience
• Proficient with Microsoft 365 suite: Exchange Online, SharePoint Online, Teams, OneDrive
• Hands-on experience designing and managing Microsoft Entra ID (Azure AD), hybrid sync, SSO, and conditional access
• Demonstrated knowledge of Microsoft Purview, DLP, retention, and compliance tools
• Strong PowerShell skills for scripting, reporting, and automation
• Experience planning and executing M365 tenant-to-tenant or on-prem to cloud migrations
• Ability to manage projects independently and interface directly with clients
• Clear communication skills for both technical and non-technical audiences
• Ability to lift up to 50 lbs. and assist with physical installations if required, * 7+ years of experience in Microsoft cloud environments or MSP delivery roles
• Strong understanding of SharePoint Online architecture, metadata strategy, Power Platform integrations
• Familiarity with Microsoft Defender for Office 365 and Microsoft compliance center configuration
• Experience delivering Microsoft 365 adoption programs or user training sessions
• Experience working in a client-facing or consulting role with multiple simultaneous projects
• Knowledge of endpoint and integrations (Intune, device compliance, authentication flows)
• Familiarity with documentation tools such as Hudu, IT Glue, or Liongard

Certifications Strong candidates will possess some or all the following certifications (or equivalent experience):

• Microsoft 365 Certified: Fundamentals (MS-900)
• Microsoft Certified: and Access Administrator Associate (SC-300)
• Microsoft Certified: Teams Administrator Associate (MS-700) or Collaboration Communications Systems Engineer (MS-720)
• Microsoft 365 Certified: Enterprise Administrator Expert (MS-102)

• Microsoft Certified: Azure Administrator Associate (AZ-104)
• Microsoft Certified: Information Protection Administrator (SC-400) or successor
• Power Platform App Maker (PL-100) or Functional Consultant (PL-200)

Work Environment & Schedule

• Hybrid position based out of DFW, TX
• Travel to client sites as needed
• Occasional evening or weekend work based on project requirements

Job Benefits* Medical, Dental, Vision Insurance

• Life & Supplemental Life Insurance
• Short & Long-Term
• Health Reimbursement Arrangement (HRA)
• 401(k) with Company Match
• Paid Time Off (PTO)
• Gym Membership Reimbursement
• Cell Phone Allowance