Note: The job is a remote job and is open to candidates in USA. Intellias is seeking a senior cybersecurity professional to support a global healthcare technology organization. The role focuses on administering, securing, automating, and maintaining enterprise Active Directory, Entra ID, hybrid identity, and directory services infrastructure.
Responsibilities
- Administer and support enterprise Active Directory and Entra ID environments
- Design, deploy, and maintain domain controllers, DNS, Group Policy, replication, trusts, and hybrid identity services
- Manage directory synchronization, authentication, access controls, and privileged access
- Develop PowerShell automation for administration, reporting, monitoring, and operational efficiency
- Monitor Directory Services availability, performance, capacity, logging, and alerting
- Plan and execute upgrades, patching, migrations, and infrastructure changes
- Provide L2/L3 and on-call support for identity and directory-related incidents
- Troubleshoot complex authentication and directory issues and perform root cause analysis
- Ensure Directory Services comply with corporate security policies and identity security standards
- Collaborate with Security, Cloud, Infrastructure, and Application teams on identity integrations and architecture
- Maintain technical standards, operational procedures, and system documentation
Skills
- • 10+ years of experience in Identity & Access Management, Directory Services, or enterprise security infrastructure
- • Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field
- • Deep hands-on expertise with Microsoft Active Directory Domain Services (AD DS), including domain controllers, forests/domains, replication, trusts, DNS, and Group Policy
- • Strong experience with Microsoft Entra ID (Azure AD), hybrid identity, and directory synchronization
- • Strong understanding of IAM concepts, including provisioning/deprovisioning, RBAC, privileged access, and access controls
- • Deep knowledge of LDAP/LDAPS, Kerberos, SAML, OAuth 2.0, and OpenID Connect (OIDC)
- • Strong knowledge of Active Directory security, certificate management, and identity security best practices
- • Advanced PowerShell scripting and automation skills
- • Proven experience troubleshooting complex authentication, synchronization, DNS, GPO, and directory-related issues
- • Experience supporting highly available Directory Services in production, including monitoring, patching, upgrades, incident response, and on-call support
- • Strong problem-solving and communication skills with the ability to work independently in a large enterprise environment
- • Experience with CyberArk or other PAM platforms
- • Experience with AWS IAM and hybrid cloud environments
- • Working knowledge of Linux/Unix identity integration
- • Experience with Splunk or similar logging and monitoring platforms
- • Experience with PKI / Active Directory Certificate Services
- • Experience integrating enterprise applications with AD and Entra ID
- • Background in Healthcare, Medical Devices, Financial Services, or another regulated industry
- • Experience mentoring engineers or providing technical leadership within Directory Services/IAM teams
Company Overview