Microsoft 365 & Proofpoint Email Security Engineer

Veriipro; California City (CA); On-site; USD 80,000 - 100,000; Full time

Job summary

Veriipro is seeking an Email Security SME to oversee email operations in California City. This Tier 2 support position primarily focuses on managing Proofpoint and Microsoft Defender for Office 365 operations, providing support for email security issues, and escalating complex cases to appropriate teams.

The ideal candidate will have over three years of experience in email gateway support and hands-on expertise with email technologies like Proofpoint, SMTP, and Microsoft 365. Join us to make a difference in enterprise email security!

Qualifications

• 3+ years in email operations/messaging/email gateway support.
• Hands-on experience with Proofpoint operations.
• Strong understanding of email protocols and frameworks.

Responsibilities

• Provide Tier 2 support for email security and operations.
• Manage message tracing and quarantine investigations.
• Act as escalation point for Service Desk issues.

Skills

Email operations

Proofpoint

SMTP

Microsoft 365

ITSM

Job description

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)

Required Skills

• 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

Preferred

• 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

Top Skills

• Proofpoint Email Gateway
• Microsoft 365 / Exchange Online
• Email Flow & Troubleshooting
• Message Trace & Quarantine Analysis
• ITSM / Incident Management