E-Mail Security Engineer Job at Mavensoft Technologies, Atlanta, GA

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  • Mavensoft Technologies
  • Atlanta, GA

Job Description

Job Title: E-Mail Security Engineer

Location: Atlanta, GA (Local Candidates only)

Duration: ~6 Months

Work Hours: Hybrid (Some evenings; NTE 40 hrs/week)

Key Skills: Microsoft 365 Exchange Online, Exchange Server 2013/2016/2019, Hybrid Exchange, Proofpoint, Microsoft Defender for Office 365, Email Security, SMTP, DNS (MX, SPF, DKIM, DMARC), Azure Active Directory, SSO, Identity Integration

Preferred Skills: PowerShell automation and reporting, message tracing, transport rules, Microsoft Purview compliance tools, government or regulated enterprise experience

Job Description:

This Email Security & Exchange Engineer will serve as the technical lead and subject matter expert (SME) for enterprise messaging and email security platforms. This role supports Microsoft 365 Exchange, on-premises Exchange, Proofpoint, Microsoft Defender for Email, and Azure-based identity services, with a focus on platform reliability, security, modernization, and incident response in a large enterprise environment.

Job Responsibilities

  • Administer and optimize Microsoft 365 Exchange Online and on-prem Exchange in hybrid environments.
  • Manage mail flow, routing, compliance, retention, and messaging security controls.
  • Support Exchange upgrades, migrations, and modernization initiatives.
  • Administer and tune email security platforms including Proofpoint and Microsoft Defender for Office 365.
  • Troubleshoot complex email delivery issues, security threats, and user-impacting incidents.
  • Support Azure AD integration, SSO, and hybrid identity synchronization.
  • Lead high-severity incident response, root cause analysis, and remediation efforts.
  • Develop operational documentation including SOPs, runbooks, dashboards, and reports.
  • Provide technical guidance and knowledge transfer to internal engineering teams.

Required Qualifications

  • 7+ years of experience supporting enterprise messaging systems.
  • Strong hands-on experience with Microsoft 365 Exchange Online, Exchange Server 2013/2016/2019, and hybrid Exchange environments.
  • Proven experience administering Proofpoint and Microsoft Defender for Office 365.
  • Advanced troubleshooting skills with SMTP, email routing, and DNS (MX, SPF, DKIM, DMARC).
  • Experience supporting Azure Active Directory and enterprise identity integrations.

Job Tags

Work at office, Local area, Afternoon shift,

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