Senior Information Security Engineer - Directory Services
Core
Design, implement, and secure enterprise identity infrastructure including Active Directory, Microsoft Entra ID, and Linux authentication services to support workforce and machine authentication.
Role type
Senior Information Security Engineer (Identity & Directory Services)
Builds
Secure identity platforms, authentication controls, and virtual directory services for enterprise applications.
Domain
Enterprise Identity Management, Active Directory, Cloud Identity (Entra ID), Linux Security
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Active Directory administration, Microsoft Entra ID security, Linux security hardening, Identity Governance, Privileged Access Management (PAM), LDAP, Kerberos, MFA, PowerShell scripting, SIEM integration
Preferred skills
Radiant Virtual Directory experience, Radiant RBDS platform, SAML, OAuth, ABAC, threat modeling
Technologies
Active Directory, Microsoft Entra ID, Radiant Logic Virtual Directory, Splunk, Microsoft Sentinel, KQL, SSSD, PAM, FIDO2
Responsibilities
Design and maintain secure Active Directory environments and Entra ID controls; Engineer Linux authentication integrations and hardening standards; Develop monitoring and reporting for identity security events; Investigate directory service security incidents; Partner with audit and risk teams to remediate findings.
Seniority
Senior, hands-on IC
