Senior Microsoft 365 Collaboration, Messaging Engineer

EDETEK Inc.

. Serve as a senior technical resource for the architecture, engineering, integration, administration, and Tier 3 support of Microsoft 365 collaboration services, primarily Exchange Online and Microsoft Teams .

Posted 10/6/2026full-timeUnited StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in Microsoft 365 collaboration services, particularly Exchange Online and Microsoft Teams, with a strong focus on integration, troubleshooting, and administration. Proficient in using PowerShell and M365 tools for automation and enterprise administration while effectively communicating complex technical concepts to diverse stakeholders.

Highest-signal resume keywords

Microsoft 365 Collaboration ServicesExchange OnlineMicrosoft TeamsPowerShellEmail Delivery Architecture

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

End-to-End Email DeliveryMessaging ArchitectureSMTPDNS/MX RecordsDMARCS/MIMEMail GatewaysM365 Security and ComplianceCollaboration Service TroubleshootingTechnical Documentation

Soft Skills

Strong Written CommunicationStrong Verbal Communication

Tools & Technologies

M365 Administrative ToolsPower BIPower AppsPower AutomateGoogle WorkspaceProofpoint ArchiveGoogle VaultAppScriptGoogle Cloud ConsoleMicrosoft Purview

Certifications & Qualifications

Bachelor's Degree in Computer Science/Information Technology

Industry Keywords

Cloud ServicesSaaS PlatformsEnterprise ApplicationsInformation GovernanceData Loss PreventionEDiscoveryRetention PoliciesRecords Management

Tech Stack

Tools & technologies

CloudDNSSMTPVault

About the role

Key responsibilities & impact

Serve as a senior technical resource for the architecture, engineering, integration, administration, and Tier 3 support of Microsoft 365 collaboration services, primarily Exchange Online and Microsoft Teams
Design, integrate, troubleshoot, and support M365 services across cloud, on-premises, network, security, and third-party systems
Support end-to-end inbound and outbound mail flow, routing, SMTP, connectors, DNS/MX records, DMARC, S/MIME, mail gateways, and system integrations
Provide Tier 3 troubleshooting and escalation support for complex Exchange Online, Teams, email, M365 application, connectivity, configuration, and integration issues
Lead and support technical integrations between Microsoft 365 and non-M365 applications, cloud/SaaS platforms, vendors, and enterprise systems
Diagnose collaboration service connectivity and performance issues and coordinate troubleshooting with network and infrastructure SMEs
Lead projects implementing new M365 features, services, integrations, and architectural changes in a large enterprise environment
Use PowerShell and M365 administrative and automation tools to troubleshoot issues, automate repeatable tasks, monitor services, and support enterprise administration
Develop and maintain technical documentation, architecture diagrams, implementation plans, configuration documentation, troubleshooting procedures, and other technical artifacts
Communicate complex technical concepts to technical teams, management, customers, vendors, and other stakeholders

Requirements

What you’ll need

Senior-level, hands-on Microsoft 365 (M365) Collaboration and Messaging Engineer experience
In-depth knowledge of end-to-end email delivery and messaging architecture
Advanced hands-on knowledge of Exchange Online, Microsoft Teams, enterprise email, and messaging architecture
Knowledge of SMTP, connectors, DNS/MX records, DMARC, S/MIME, mail gateways, and integrations with enterprise applications and external SaaS platforms
Understanding of dependencies between Microsoft 365 cloud services, on-premises infrastructure, networking, identity/security services, SaaS platforms, vendors, and enterprise applications
Networking expertise sufficient to diagnose collaboration service connectivity and performance issues
Hands-on experience with Microsoft 365 security and compliance capabilities, including Microsoft Purview, Defender, Conditional Access, Data Loss Prevention (DLP), eDiscovery, Audit, retention policies, records management, and information governance
Experience using PowerShell and other M365 administrative and automation tools
Strong written and verbal communication skills
Bachelor's degree in computer science/information technology
10 years of relevant experience
Preferred/desired: Google Workspace, Proofpoint Archive, Power BI, Power Apps/Power Automate, Google Vault, AppScript, Google Cloud Console, email platform migrations, and deep SharePoint Online experience