Senior Systems Engineer Active Directory and Entra ID

Senior Systems Engineer – IAM / M&A Role Overview The Senior Systems Engineer will lead identity integration initiatives supporting M&A projects, with a focus on: Active Directory domain consolidations Microsoft Entra ID tenant integrations Hybrid identity environments Identity migration and post-migration stabilization The engineer will work within Insi's IAM Directory Services team, designing migration strategies, executing complex identity migrations, and ensuring stable, secure, and compliant environments. Key Responsibilities Identity Integration & Migration Execute Active Directory and Microsoft Entra ID integration activities supporting M&A projects. Develop and execute detailed migration plans, including AD object migrations using industry-standard tools. Design and implement AD domain consolidation and Entra ID tenant integration strategies. Configure Entra ID services, including synchronization, authentication methods, Conditional Access, and hybrid identity integrations. Support identity lifecycle management throughout migration projects. PowerShell & Automation Develop PowerShell automation for:Migration activitiesProvisioningReportingValidationOperational processes Migration activities Provisioning Reporting Validation Operational processes Use automation tools such as PowerShell DSC, Azure Automation, and Task Scheduler. Subject Matter Expertise Provide technical guidance on identity architecture, domain consolidation, and tenant integration strategies. Troubleshoot complex identity, authentication, synchronization, and directory service issues across on-premises and cloud environments. Perform Active Directory health assessments and implement best-practice recommendations. Advise IT and security teams on identity-related compliance, governance, and risk mitigation. Create and maintain technical documentation, migration runbooks, architecture diagrams, and operational procedures. Infrastructure & Operational Support Support DNS, Group Policy, PKI, Kerberos, and authentication-related configurations during migrations. Monitor identity services following deployment and implement continuous improvement actions. Deliver post-migration stabilization and knowledge transfer. Provide ongoing operational support for identity environments. Collaborate with cross-functional teams to ensure integrations meet security and regulatory requirements. Technical Environment Core Platforms Windows Server 2016/2019/2022 Microsoft Entra ID (Azure AD) Active Directory Domain Services (AD DS) Azure AD Connect / Microsoft Entra Connect PowerShell Identity & Security Identity Lifecycle Management M&A Domain Consolidation Hybrid Identity Integration Conditional Access Multi-Factor Authentication (MFA) Identity Governance Azure AD Identity Protection Automation PowerShell DSC Azure Automation Task Scheduler Required Qualifications 5+ years of hands-on experience with Microsoft Active Directory and Microsoft Entra ID. Proven experience with M&A integration projects, AD domain consolidations, or Entra ID tenant integrations. Deep knowledge of:Active DirectoryGroup PolicyDNSKerberosPKI Active Directory Group Policy DNS Kerberos PKI Strong expertise in Entra Connect / Cloud Sync and hybrid identity architectures. Strong understanding of Conditional Access, MFA, identity synchronization, and identity governance. Advanced PowerShell scripting and automation skills. Demonstrated ability to troubleshoot, monitor, and analyze event logs in complex identity environments. Experience with SSO protocols such as SAML and OAuth. Excellent written and verbal communication skills. Ability to work independently in an enterprise environment. Bachelor's degree in Computer Science, MIS, Information Technology, or a related field is preferred. Nice to Have Experience with Azure AD B2B/B2C and external identity collaboration. Familiarity with Zero Trust security models. Experience with Microsoft Defender for Identity. Microsoft certifications such as:Microsoft Certified: Identity and Access AdministratorAzure Solutions Architect Expert Microsoft Certified: Identity and Access Administrator Azure Solutions Architect Expert Knowledge of Infrastructure as Code (IaC) tools such as Terraform or ARM templates. Exposure to containerized workloads and identity integration with Kubernetes.