Systems Administrator

Job Description

Job Description

We are seeking a Systems Administrator to support, secure, and optimize a Microsoft-based infrastructure. This role will be responsible for the administration of Microsoft 365, Azure Active Directory (Entra ID), Windows Server environments, and endpoint management platforms while playing a key role in the organization's cybersecurity and data protection initiatives.

• Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, and Microsoft Entra ID (Azure AD).
• Manage and maintain Windows Server environments, Active Directory, Group Policy, DNS, DHCP, and enterprise authentication services.
• Configure, monitor, and troubleshoot Microsoft Intune and endpoint management solutions.
• Implement and manage Microsoft Defender security solutions, including Defender for Endpoint, Defender for Office 365, and Defender for Cloud Apps.
• Develop, administer, and enhance Data Loss Prevention (DLP) policies to safeguard sensitive business and customer data.
• Support information protection initiatives using Microsoft Purview, sensitivity labels, retention policies, and data classification technologies.
• Monitor security alerts, investigate incidents, and coordinate remediation efforts.
• Manage identity and access controls, conditional access policies, multifactor authentication (MFA), and privileged access management.
• Perform vulnerability assessments, patch management, system hardening, and security compliance reviews.
• Assist with regulatory compliance initiatives, audits, and security assessments.
• Maintain disaster recovery, backup, and business continuity processes.
• Create and maintain technical documentation, standard operating procedures, and security policies.
• Work closely with infrastructure, security, and business teams to ensure systems remain secure, compliant, and highly available.

• Strong experience with Microsoft 365 administration and support.
• Hands-on experience with Microsoft Entra ID (Azure AD), Active Directory, and Group Policy.
• Experience managing Windows Server environments.
• Experience implementing and supporting Microsoft Intune and endpoint management solutions.
• Knowledge of Microsoft Defender security products and security monitoring practices.
• Experience creating, maintaining, and troubleshooting Data Loss Prevention (DLP) policies.
• Understanding of information security principles including identity management, endpoint security, incident response, and vulnerability management.
• Experience supporting compliance and data protection initiatives.
• Ability to troubleshoot complex infrastructure, authentication, and security-related issues.