System Architect Active Directory
System Architect Active Directory
Posted on :
07-04-2025
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1 Vacancy
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Monthly Salary
Not Disclosed
Salary Not Disclosed
Vacancy
1 Vacancy
Posted on :
07-04-2025
Job Description
About Infinitive:
Infinitive is a data and AI consultancy that helps clients modernize monetize and operationalize their data to generate lasting value. They pride themselves on their deep industry and technology expertise ensuring that they drive and sustain the adoption of new capabilities. Infinitive is committed to aligning their team with their clients culture ensuring a successful partnership by bringing the right mix of talent and skills for high return on investment.
Infinitive has earned recognition as one of the Best Small Firms to Work For by Consulting Magazine receiving this accolade seven times most recently in 2024. They have also been honored as a Top Workplace by the Washington Post Best Places to Work by the Washington Business Journal and Best Places to Work by Virginia Business.
Job Summary:
We are seeking an experienced Active Directory (AD) Architect to design implement and optimize enterpriselevel directory services and identity management solutions. The ideal candidate will have deep expertise in Microsoft Active Directory Azure AD Identity & Access Management (IAM) and related security best practices. This role requires strong technical leadership handson implementation skills and the ability to drive architectural decisions that enhance security scalability and operational efficiency.
Key Responsibilities
Architecture & Design:
Technical Skills:
Preferred Certifications (Nice to Have):
Infinitive is a data and AI consultancy that helps clients modernize monetize and operationalize their data to generate lasting value. They pride themselves on their deep industry and technology expertise ensuring that they drive and sustain the adoption of new capabilities. Infinitive is committed to aligning their team with their clients culture ensuring a successful partnership by bringing the right mix of talent and skills for high return on investment.
Infinitive has earned recognition as one of the Best Small Firms to Work For by Consulting Magazine receiving this accolade seven times most recently in 2024. They have also been honored as a Top Workplace by the Washington Post Best Places to Work by the Washington Business Journal and Best Places to Work by Virginia Business.
Job Summary:
We are seeking an experienced Active Directory (AD) Architect to design implement and optimize enterpriselevel directory services and identity management solutions. The ideal candidate will have deep expertise in Microsoft Active Directory Azure AD Identity & Access Management (IAM) and related security best practices. This role requires strong technical leadership handson implementation skills and the ability to drive architectural decisions that enhance security scalability and operational efficiency.
Key Responsibilities
Architecture & Design:
- Design and architect highly available scalable and secure Active Directory (AD) and Azure AD environments.
- Develop and maintain Active Directory Federation Services (ADFS) Azure AD Connect Group Policy Objects (GPOs) and DNS architectures.
- Define and enforce directory trust models authentication strategies (Kerberos NTLM OAuth SAML OpenID) and single signon (SSO) solutions.
- Optimize AD schema forest and domain structure for enterprisescale deployments.
- Design and implement rolebased access control (RBAC) privileged access management (PAM) and multifactor authentication (MFA) solutions.
- Lead the migration consolidation or restructuring of AD domains and forests.
- Configure and manage Group Policies Organizational Units (OUs) and user/group provisioning.
- Integrate AD with cloudbased identity solutions such as Okta AWS IAM Google Workspace and other federated services.
- Ensure seamless synchronization between onprem AD and Azure AD.
- Oversee PowerShell scripting for automation monitoring and troubleshooting of AD environments.
- Implement Zero Trust security models within the AD infrastructure.
- Conduct security assessments vulnerability remediation and AD hardening to mitigate risks such as passthehash and golden ticket attacks.
- Define policies and standards for identity governance lifecycle management and audit logging.
- Ensure compliance with ISO 27001 NIST SOX HIPAA GDPR and other regulatory requirements.
- Establish proactive monitoring and alerting using tools like Microsoft Defender Azure Monitor Splunk and SIEM solutions.
- Troubleshoot authentication failures replication issues and performance bottlenecks.
- Provide root cause analysis (RCA) and incident response for ADrelated security breaches or service outages.
- Work closely with Security Cloud Network and Application teams to align identity management strategies.
- Develop detailed architectural diagrams SOPs and documentation for AD environments.
- Train IT teams on best practices for Active Directory and Identity Management.
Technical Skills:
- 10 years of experience in Active Directory architecture design and administration.
- Expertise in Azure Active Directory (Entra ID) ADFS Azure AD Connect and Azure B2C/B2B.
- Strong knowledge of Windows Server 2016/2019/2022 DNS DHCP and LDAP.
- Experience with identity federation protocols (SAML OAuth OpenID Connect Kerberos NTLM).
- Proficiency in PowerShell scripting for automation and management.
- Familiarity with SIEM tools endpoint security and identity threat detection.
- Handson experience with IAM solutions (Okta SailPoint Ping Identity CyberArk BeyondTrust etc..
- Knowledge of hybrid cloud environments (AWS GCP Azure) and cloud identity integrations.
Preferred Certifications (Nice to Have):
- Microsoft Certified: Identity and Access Administrator Associate
- Microsoft Certified: Azure Solutions Architect Expert
- Certified Information Systems Security Professional (CISSP)
- Certified Azure Security Engineer Associate
- Okta Certified Consultant or AWS Certified Security Specialty
Required Experience:
Senior IC
Employment Type
Full-Time
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