Senior Defender for Endpoint & SIEM Security Engineer

Carex is partnering with a Financial Services industry partner to identify a Senior Security Engineer who will serve as the technical authority for the Microsoft security stack across cloud and hybrid environments. This role bridges security strategy and hands-on execution, owning detection engineering, incident response leadership, and secure architecture design while mentoring engineers and strengthening overall defensive posture. What You’ll Do Lead detection engineering within the SIEM platform, including use case development, correlation rule tuning, and alert optimization. Own the technical strategy and architecture for Microsoft Defender for Endpoint, including policy design and advanced investigation capabilities. Lead and coordinate response to significant security incidents, performing root cause analysis and driving control improvements. Conduct proactive threat hunting across endpoints, identity platforms, and cloud environments. Define and maintain secure configuration standards for Azure, Microsoft 365, and hybrid infrastructure. Design and optimize identity security controls, including conditional access, privileged access management, and identity governance. Establish logging standards and enhance telemetry coverage across infrastructure, cloud, and identity systems. Participate in architecture and design reviews to identify security risks early and recommend practical mitigations. Guide vulnerability management strategy and remediation prioritization. Support cybersecurity audits and regulatory examinations through technical validation of control effectiveness. Mentor Security Engineers and contribute to the technical maturity of the security program. What You’ll Bring 7+ years of experience in security engineering or advanced security operations. Deep hands-on expertise with Microsoft Defender for Endpoint and SIEM platforms such as Microsoft Sentinel. Strong experience with automation and scripting, including PowerShell, Python, and KQL. Advanced understanding of cloud security architecture, particularly within Azure environments. Proven experience leading incident response efforts and conducting root cause analysis. Bachelor’s degree or equivalent practical experience. One or more relevant security certifications (AZ?500, CCSP, CISSP, or GIAC preferred). Ability to operate effectively in fast-paced, evolving environments while managing multiple priorities with precision. Carex Consulting Group is an equal opportunity employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. #LI-WR1 #J-18808-Ljbffr