Exchange Messaging Engineer

We are looking for Exchange Messaging Engineer for our client in

Milford, MA Job Title:

Exchange Messaging Engineer Job Location:

Milford, MA Job Type:

Contract Job Overview:

Pay Range:

$45hr - $50hr Responsible for administering, supporting, and optimizing Microsoft Exchange Online and hybrid messaging environments. The role involves managing mail flow, mailbox services, email security, compliance configurations, and troubleshooting complex messaging issues while ensuring high availability, performance, and secure communication across the organization.

Requirement/Must Have:

Strong experience with Microsoft 365 Exchange Online administration. Experience managing Exchange hybrid environments (on-premises and cloud). Strong understanding of mail flow, connectors, routing, and transport rules. Experience with Azure AD / Entra ID and Active Directory synchronization. Strong knowledge of email security and compliance configurations. Experience troubleshooting complex email delivery and messaging issues. Strong understanding of SMTP, TLS, and DNS (MX, SPF, DKIM, DMARC). Experience supporting enterprise-level messaging environments. Strong incident, problem, and change management experience (ITIL aligned). Strong PowerShell scripting skills for Exchange Online automation. Excellent analytical, troubleshooting, and problem-solving skills.

Experience:

Experience administering Exchange Online at an advanced level. Experience supporting hybrid Exchange (on-prem + cloud) environments. Experience handling mailbox provisioning, migrations, recoveries, and litigation holds. Experience managing email security tools including EOP and Microsoft Defender for Office 365. Experience working on email routing, connector configuration, and DNS-related issues. Experience producing root cause analysis (RCA) reports. Experience supporting enterprise monitoring and incident management processes. Experience with automation and operational scripting using PowerShell.

Responsibilities:

Administer and manage Exchange Online environments including mailbox provisioning, retention, and transport rules. Manage mail flow configurations, connectors, and routing policies. Maintain shared mailboxes, resource mailboxes, distribution lists, and Microsoft 365 Groups. Perform advanced mailbox operations including migrations, recoveries, litigation holds, and archive management. Troubleshoot and resolve complex email delivery issues including latency and service degradation. Support hybrid Exchange environments and ensure service continuity. Analyze and resolve issues related to mail routing, connectors, and DNS records. Implement and manage email security policies including anti-spam, anti-malware, and phishing protection. Configure and maintain SPF, DKIM, and DMARC authentication protocols. Support compliance requirements including retention, eDiscovery, and audits. Lead design and implementation of messaging solutions and enhancements. Support Exchange Online and cross-tenant migration initiatives. Monitor messaging systems and manage major incidents (P1/P2). Coordinate with Microsoft and third-party vendors for issue resolution. Develop and maintain PowerShell automation scripts for operational efficiency. Improve operational processes through automation and optimization initiatives.

Should Have:

Experience with Exchange Online migrations (on-prem to cloud and cross-tenant). Experience with Microsoft Defender for Office 365 advanced configurations. Experience working in large enterprise messaging environments. ITIL certification or strong ITIL process understanding.

Skills:

Microsoft Exchange Online. Exchange Hybrid environments. Mail flow and transport rules. Azure AD / Entra ID. Active Directory synchronization (AAD Connect). Email security (EOP, Microsoft Defender for Office 365).

SPF, DKIM, DMARC. SMTP, TLS, DNS.

PowerShell scripting. Incident and problem management. Messaging monitoring tools (M365 Admin Center, Security Center).