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Confidential Company · 6 days ago

Systems Security Administrator

Dallas, TX

Full-time

Onsite

Mid Level

3+ years exp

Confidential Company is seeking a Systems Security Administrator to manage, secure, and optimize their IT infrastructure with an emphasis on Microsoft technologies and cloud security. The role involves maintaining Azure resources, administering Entra ID, and ensuring the reliability and security of enterprise systems and applications.

Staffing & Recruiting

Responsibilities

Manage and maintain Azure resources including computers, networking, and storage

Configure, support, and troubleshoot Azure Enterprise Applications and Azure App Registrations

Monitor performance, optimize Azure costs, and implement best practices for scalability and security

Implement and maintain Azure policies, resource tagging, and automation using PowerShell or other scripting tools

Administer Microsoft Entra ID (Azure AD) including user accounts, roles, and access controls

Manage on-premises Active Directory and synchronization with Azure AD

Implement and monitor Conditional Access Policies and Multifactor Authentication (MFA)

Maintain identity federation, SSO, and secure application integrations

Deploy and manage Microsoft Defender for Endpoint, Identity, and Office 365

Support threat detection, response, and prevention using Microsoft Sentinel (SIEM)

Conduct threat hunting, log analysis, and root cause investigations for security events

Implement and enforce Data Loss Prevention (DLP), Information Protection, and insider risk policies

Manage certificates, encryption protocols, and secure communications

Participate in security assessments, audits, and Zero Trust initiatives

Support and maintain Microsoft Exchange Online, Teams, SharePoint, and OneDrive

Ensure up time, data protection, and disaster recovery for collaboration platforms

Troubleshoot and resolve system, identity, and application issues

Apply updates, patches, and configurations following best practices

Maintain comprehensive system and security documentation

Qualification

Azure administrationMicrosoft DefenderActive DirectorySecurity compliancePowerShell scriptingM365IdentityAccess ManagementTroubleshooting skillsAnalytical skillsHybrid environmentsProblem-solving skills