Security Engineer - Microsoft 365 Security Administration
TruvetaHyderabad, India · Posted 2 months agoDescription
Truveta provides unprecedented real-world data and real-time intelligence, powered by a dataset built with and owned by US health systems united in a mission of Saving Lives with Data. Together, we power breakthrough medical discoveries, accelerate regulatory-grade evidence, and improve patient care. Today, Truveta enables research on more than 130 million de-identified patients across the US.
Achieving Truveta’s ambitious mission requires an incredible team of talented and inspired people with a special combination of health, software and big data experience who share our company values.
Role Overview
We are looking for a Security Engineer for Microsoft 365 Security Administration to lead the security, governance, and protection of Microsoft 365 security and collaboration platforms, including Exchange Online, Microsoft Teams, OneDrive for Business, and Microsoft 365 Copilot. This role focuses on securing identities, protecting sensitive data, strengthening threat detection and response capabilities, and ensuring compliance with security best practices. You will work closely with IT and other security teams to improve security posture and drive the adoption of Microsoft security solutions.
Responsibilities
Microsoft 365 Security Administration
- Administer, configure, and maintain Microsoft 365 security and collaboration platforms, including Exchange Online, Microsoft Teams, OneDrive for Business, and Microsoft 365 Copilot
- Manage and enforce security policies across Microsoft 365 services, including email protection, collaboration controls, data sharing, retention, and compliance settings
- Configure and maintain Microsoft Defender for Office 365, Exchange Online Protection (EOP), Safe Links, Safe Attachments, anti-phishing, and anti-spam policies
- Monitor Microsoft 365 environments for suspicious activity, unauthorized access, risky behavior, and security posture gaps
- Administer secure collaboration and external sharing controls for Microsoft Teams and OneDrive for Business
- Support secure deployment, governance, and operational oversight of Microsoft 365 Copilot, including data access controls, compliance considerations, and AI security best practices
- Review and remediate Microsoft Secure Score recommendations and continuously improve Microsoft 365 security posture
- Maintain tenant configuration standards, governance documentation, operational procedures, and security baselines
- Ensure Microsoft 365 services comply with organizational security, privacy, retention, and regulatory requirements
Incident Response & Security Operations
- Investigate and respond to Microsoft 365-related security incidents, including phishing, account compromise, malicious email activity, unauthorized sharing, and insider threats
- Act as an escalation point for complex Microsoft 365 security and administration issues
- Participate in incident response activities related to Exchange Online, Teams, OneDrive, Entra ID, and Microsoft Defender
- Support audit, compliance, eDiscovery, and forensic investigations within Microsoft 365 environments
- Maintain detailed documentation of incidents, remediation activities, and operational changes
- Contribute to security awareness initiatives and help educate users on secure collaboration and Microsoft 365 best practices
Security Monitoring & Automation
- Monitor Microsoft 365 security alerts, audit logs, and Defender incidents to identify and respond to threats in a timely manner
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