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Blackstone

Global alternative asset manager and investor

Vice President Workforce Identity and Directory Services

System AdministrationConfirmed live in the last 24 hours
Full-timeMiami, FL, USA$160k - $225k /yrRemote

About the Job

Requirements

  • At least 10 years of progressive IT infrastructure experience focused on Active Directory and identity management, including at least 5 years in an architect or senior engineering capacity.
  • Deep knowledge of Microsoft 365 from an identity and access management perspective, including Exchange Online, SharePoint Online, Teams integration with Entra ID, Microsoft 365 group and license management, app consent frameworks, service principals, and Microsoft 365 Defender for identity-related threat detection.
  • Deep fluency in authentication and federation protocols, including Security Assertion Markup Language (SAML), OAuth 2.0, OpenID Connect, WS-Federation, Kerberos, Lightweight Directory Access Protocol (LDAP), and NT LAN Manager (NTLM), with experience migrating environments away from legacy protocols.
  • Experience implementing passwordless authentication strategies, including FIDO2, Windows Hello for Business, and certificate-based authentication via public key infrastructure (PKI).
  • Hands-on experience with Active Directory security assessment and hardening tools such as BloodHound, PingCastle, and Purple Knight for attack path analysis and security posture evaluation.
  • Knowledge of service account governance, including Group Managed Service Accounts (gMSA), and endpoint security tooling such as Local Administrator Password Solution (LAPS).
  • Proficiency with PowerShell, Terraform, Desired State Configuration (DSC), and Microsoft Graph API for identity infrastructure automation, reporting, and configuration drift detection.
  • Working knowledge of NIST, SOX, or other regulatory compliance frameworks as they relate to identity management and PKI governance.
  • Microsoft certifications such as Microsoft Certified: Identity and Access Administrator Associate, Azure Solutions Architect Expert, or Cybersecurity Architect Expert.
  • A proven track record of building, mentoring, and managing high-performing identity engineering teams.
  • Ability to translate complex identity concepts for non-technical audiences and influence stakeholders at all levels.

Responsibilities

  • Serve as the primary owner and point of contact for Active Directory infrastructure, strategy, and operations across on-premises and cloud environments.
  • Lead and execute a long-term technology roadmap to modernize the Active Directory environment, including forest and domain consolidation, implementation of an AD tiering model, strategic reduction and decommissioning of on-premises domain controllers, and acceleration of workload migration from on-premises AD to Microsoft Entra ID.
  • Architect and govern enterprise Active Directory Domain Services (AD DS), Active Directory Certificate Services (AD CS), DNS, DHCP, and PKI to ensure high availability, disaster recovery readiness, and security at scale.
  • Drive adoption and optimization of Microsoft Entra ID security features, including Conditional Access, Identity Protection, Identity Governance, Workload Identities, and Entra Permissions Management.
  • Govern Entra ID external collaboration and application identity, including cross-tenant access policies, B2B guest account lifecycle, app registration and enterprise application management, API permission and consent policy governance, and service principal security and credential rotation.
  • Manage hybrid Active Directory environments, including Azure AD Connect and Cloud Sync configuration, seamless single sign-on (SSO), pass-through authentication, and directory synchronization health monitoring.
  • Design and enforce Group Policy architecture at scale, including Group Policy Object (GPO) lifecycle management, security baselines, and policy inheritance strategies across complex organizational unit (OU) structures.
  • Establish and enforce identity security best practices, policies, and standards across the organization in alignment with zero trust principles and AD tiering models, including the Enhanced Security Admin Environment.
  • Oversee Kerberos, NTLM, LDAP, and certificate-based authentication protocols, driving migration away from legacy protocols toward modern authentication standards.
  • Lead Active Directory forest and domain trust management, replication topology optimization, Sites and Services configuration, and schema extension governance.
  • Partner with Security, Compliance, and Risk teams to ensure identity infrastructure meets regulatory and audit requirements, including SOX, NIST, and industry-specific mandates.
  • Oversee incident response, disaster recovery, and root cause analysis for identity-related security events, AD replication failures, and service disruptions.
  • Evaluate emerging identity technologies and industry trends, including passwordless authentication, decentralized identity, and AI-driven threat detection, to inform strategic planning and investment decisions.

Desired Qualifications

  • Identity architecture and strategic technology vision.
  • An enterprise security and zero trust mindset.
  • Deep technical problem-solving across complex, multi-forest Active Directory environments.
  • Stakeholder management and executive communication.
  • Strong ownership, accountability, and bias toward action.
  • Experience in financial services, private equity, or other highly regulated industries.

About the Company

Blackstone

Global alternative asset manager and investor

Blackstone is a global manager of alternative assets, pooling capital from institutions and individuals to invest in private markets across private equity, real estate, and credit. It uses funds and strategies, including BREIT and BCRED, to deploy capital into real estate, loans, and private securities, generating income and growth for investors. The firm differentiates itself by its scale, global reach, and broad product lineup that provides access to private markets through financial professionals. Its goal is to build and manage industry-leading businesses and assets to deliver durable, long-term returns for investors.

Company size
5,001-10,000
Company stage
IPO
Headquarters
New York City, New York
Founded
1985

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