Senior Engineer, O365 & Endpoint Administration

Equabli; United States; Remote; USD 110,000 - 140,000; Full time

Job summary

Equabli seeks a Senior Engineer to manage and secure the Microsoft 365 environment and end-user computing infrastructure, with focus on Exchange Online, SharePoint, OneDrive, Teams, and Intune. Responsibilities include user provisioning, license management, mailbox configurations, DLP and retention policies, email/endpoint security, and vulnerability management across Windows and macOS endpoints.

The role requires strong analytical skills, proactive security posture, and excellent documentation

Qualifications

• Experience administering Microsoft 365 services including Exchange Online, SharePoint, OneDrive, Teams, and Intune.
• Proficient in Azure AD, license management, and mailbox configurations.
• Strong knowledge of DLP, retention and compliance policies.
• Experience with security monitoring, vulnerability management, and phishing response.
• Familiar with backup, patch management, onboarding/offboarding workflows.
• Excellent written and verbal communication and documentation skills.

Responsibilities

• Administer and secure Microsoft 365 services and end-user computing infrastructure.
• Manage user provisioning, license assignments and mailbox configurations via Azure AD and M365 Admin Center.
• Configure DLP, retention, and compliance policies and monitor security alerts.
• Oversee email security (Defender, Proofpoint, Mimecast) and respond to phishing incidents.
• Maintain endpoint protection across Windows and macOS and enforce Intune policies.
• Coordinate vulnerability assessments and remediation with security teams.
• Handle onboarding/offboarding, asset tagging, and hardware inventory.
• Manage VPN configurations, SFTP servers, and secure file transfers.

Education

Bachelor’s degree in Computer Science, Information Systems, Information Technology or related disciplines

Tools

Microsoft 365 Admin Center

Azure AD

Exchange Online

Intune

Microsoft Defender

Proofpoint

Mimecast

DLP

VAPT

BitLocker

FileVault

MFA

Conditional Access

SFTP servers

VPN configurations

Job description

Senior Engineer- O365 & Endpoint Administration

We are seeking a highly skilled Senior Engineer – O365 & Endpoint Administration to manage and secure our Microsoft 365 environment and end-user computing infrastructure. The ideal candidate will have proven experience in Office 365 administration, email and endpoint security, vulnerability management, and comprehensive user lifecycle processes. This role requires strong technical, analytical, and troubleshooting skills with a proactive approach to security and compliance.

Key Responsibilities

Office 365 Administration:

Administer and manage Microsoft 365 services including Exchange Online, SharePoint, OneDrive, Teams, and Intune.

Handle user management, license assignments, and mailbox configurations through Azure AD and M365 Admin Center.

Configure and maintain DLP (Data Loss Prevention), retention, and compliance policies.

Monitor system performance, perform health checks, and resolve O365-related incidents.

Maintain comprehensive documentation for configurations, incidents, and procedures.

Manage and optimize email security solutions (Microsoft Defender, Proofpoint, Mimecast, etc.).

Monitor and respond to phishing, spam, and malware incidents.

Maintain and enhance endpoint protection across Windows and macOS systems.

Implement and monitor endpoint compliance, encryption, and device protection policies through Intune.

Perform advanced troubleshooting for Windows and macOS devices.

Manage endpoint backups, patch updates, and software deployments.

Implement endpoint device hardening standards to strengthen security posture.

Support mobile devices (iOS/Android) through MDM/Intune management.

Handle onboarding and offboarding processes, ensuring proper account provisioning, data backup, and secure device handling.

Maintain hardware inventory, asset tagging, and lifecycle tracking.

Manage and maintain VPN configurations and user remote access setups.

Security & Compliance:

Manage and monitor security alerts through Microsoft Security Center or Defender for Endpoint

Implement and monitor Multi-Factor Authentication (MFA), Conditional Access, and security baselines across M365 and endpoints.

Manage BitLocker and FileVault encryption policies for data protection.

Coordinate and manage Vulnerability Assessment and Penetration Testing (VAPT) activities with internal and external security teams.

Track and remediate vulnerabilities identified during VAPT and compliance audits.

File Transfer & Data Security:

Administer and maintain SFTP servers and secure file transfer configurations.

Manage access permissions, encryption, and data transfer integrity.

Required Skills:

Strong expertise in Microsoft 365 Admin Center, Azure AD, Exchange Online, and Intune.

Experience with VAPT coordination, endpoint hardening, DLP, and email/endpoint security.

Familiarity with backup solutions, patch management, and onboarding/offboarding workflows.

Excellent communication, analytical, and documentation skills.

Experience

5-6 years of experience

Education

Bachelor’s degree or equivalent full-time degree on computer science, information systems, information technology or related disciplines

Job Category: Software Application Development