Messaging Engineer, Milford

Job Title: Email / IM / Collaboration Lead
Location: Milford, MA *****
Mode : Contract & Onsite
Note :- IN-Person interview required.
Messaging Administration and Operations
Administer and oversee Exchange Online environments, including mailbox provisioning, retention configuration, and transport rule administration.
Maintain mail flow configurations, including connectors and message routing policies.
Manage shared mailboxes, resource mailboxes, distribution lists, and Microsoft 365 Groups in accordance with organizational standards.
Execute advanced mailbox operations, including migrations, recoveries, litigation holds, and archive management.
Advanced Troubleshooting and Tier 3 Support
Diagnose and resolve complex email delivery issues, including latency and service degradation.
Troubleshoot and support hybrid Exchange environments (on-premises and cloud) to ensure continuity of service.
Analyze and remediate issues related to mail routing, connectors, and DNS records (MX, SPF, DKIM, DMARC).
Produce root cause analyses (RCA) and provide preventive recommendations to reduce recurrence.
Email Security and Compliance
Configure and administer Exchange Online Protection (EOP) and Microsoft Defender for Office 365.
Implement, monitor, and tune anti-spam, anti-malware, and phishing protection policies to mitigate email-borne threats.
Design, implement, and maintain email authentication protocols (SPF, DKIM, DMARC).
Support compliance requirements, including retention policies, eDiscovery, and audit activities.
Required Technical Skills
Core Messaging Technologies
Microsoft 365 (Exchange Online – advanced level)
Exchange Hybrid (on-premises + cloud integration)
Mail flow and transport configuration
Security & Compliance
Exchange Online Protection (EOP)
Microsoft Defender for Office 365
Email security technologies (anti-spam, anti-virus, threat protection)
SPF, DKIM, DMARC implementation
Directory & Identity
Azure AD / Entra ID
Active Directory (synchronization, AAD Connect)
Networking & Protocols
SMTP, TLS, and DNS (MX and SPF records)
Email routing and relay configurations
Scripting & Tools
PowerShell (Exchange Online & Azure modules)
Monitoring tools (M365 Admin Center, Security Center)