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Microsoft 365 & Proofpoint Email Security Engineer
Job in
California City, Kern County, California, 93504, USA
Listed on 2026-09-16
Listing for:
Veriipro
Full Time
position Listed on 2026-09-16
Job specializations:
-
IT/Tech
IT Support
Job Description & How to Apply Below
Seeking an Email Security SME with strong experience in Proofpoint and Microsoft Defender for Office 365 to support enterprise email operations. This is a Tier 2 support role focused on email gateway operations and Service Desk escalations.
Roles and Responsibilities- Provide Tier 2 support for email security and messaging environments
- Manage Proofpoint operations: message tracing, quarantine investigations, spam/false‑positive analysis, and delivery troubleshooting
- Act as escalation point for Service Desk email‑related issues
- Support Microsoft 365 / Exchange Online environments
- Work with internal teams and vendors to resolve complex incidents
- Follow ITSM processes (incident, request, problem management)
- 3+ years in email operations / messaging / email gateway support
- Hands‑on experience with Proofpoint (message search, quarantine, case management)
- Strong understanding of SMTP, email headers, bounces, SPF/DKIM/DMARC
- Experience with Microsoft 365 / Exchange Online
- ITSM experience
- Microsoft Defender for Office 365, Microsoft Purview
- Phishing reporting workflows
- Email relay systems (transactional/app‑based)
- Vendor case management
- Basic coding/scripting; exposure to AI integrations
- Proofpoint Email Gateway
- Microsoft 365 / Exchange Online
- Email Flow & Troubleshooting
- Message Trace & Quarantine Analysis
- ITSM / Incident Management
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