Security Consultant - Email Security

Introduction

A career in IBM Consulting is rooted by long-term relationships and close collaboration with clients across the globe.

You'll work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio; including Software and Red Hat.

Curiosity and a constant quest for knowledge serve as the foundation to success in IBM Consulting. In your role, you'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions resulting in ground breaking impact for a wide network of clients. Our culture of evolution and empathy centers on long-term career growth and development opportunities in an environment that embraces your unique skills and experience

Your Role And Responsibilities

Monitor and respond to email security alerts, phishing incidents, and malicious attachments/URLs.

Investigate And Take Remediation Actions On Suspicious Emails Using

• Microsoft Defender for Office 365
• Exchange Online Protection (EOP)
• Microsoft Purview/Compliance tools
  
  

Review and manage user-reported phishing emails through Microsoft Report Message add-in.

Analyze mail flow and message trace logs to troubleshoot delivery and quarantine issues.

Escalate and work with Microsoft or other vendors for critical incidents.

Create and tune mail flow rules, transport rules, spam filters, and safe sender/block lists.

Support O365 DLP alerts, spam/quarantine management, and email encryption use-cases.

Maintain incident documentation and generate periodic threat summary reports.

Ready to work on 24/7 shifts to support client requirement.

Preferred Education

Master's Degree

Required Technical And Professional Expertise

Strong hands-on experience with:

• Microsoft Defender for Office 365 (MDO/M365D)
• Exchange Online Admin Center (EAC)
• Email headers analysis
  
  

Understanding of phishing, spoofing, BEC, malware delivery via email.

Knowledge of SPF, DKIM, and DMARC validation.

Ability to correlate email alerts with SIEM (like Sentinel, Splunk) is a plus.

Familiarity with PowerShell for basic O365/email operations.

Preferred Technical And Professional Experience

Strong written and verbal communication

Analytical mindset and attention to detail

Ability to prioritize and work under pressure in rotational shift environments