Senior AD Security & Directory Services Lead

Tata Consultancy Services; Irving (TX); On-site; USD 100,000 - 130,000; Full time

Job summary

Tata Consultancy Services in Irving, TX is seeking an experienced AD Engineering specialist to provide on-premise AD support and drive testing, security enhancements, and engineering for AD infrastructures. You will manage domain creation, group policy management, and connectivity with applications while ensuring AD functionality.

The role requires strong communication skills, proactive teamwork, and the ability to collaborate across departments to implement robust AD solutions, backups, and

Qualifications

• 5+ years hands-on experience supporting multi-domain Active Directory environments with expert proficiency in Microsoft AD and Entra ID.
• 8+ years experience supporting Windows Server OS preferred.
• Expert proficiency working with LDAP, Kerberos, AD backup and recovery.
• Ability to communicate across perceived organizational boundaries and break down silos to achieve global collaboration.
• Proactive team player who takes the initiative to meet goals and drive operational improvements.
• Balance tactical and strategic goals into a stable and manageable operational framework.
• SQL Server and/or PowerShell scripting experience is a plus.
• Ability to adapt communication styles to effectively communicate with senior management, customers and end-users.

Responsibilities

• The successful candidate will provide Engineering support for a large on-premise Active Directory (AD) environment, including Domain Creation, Group Policy Management, Security Enhancements and Testing.
• Testing and Engineering for AD Support Infrastructures (Backup and Restore, Privileged Access Workstations, AD Security Monitoring).
• Project Efforts and collaboration with Engineering and Operations to complete large projects.
• Represent AD Engineering in cross-organizational efforts and manage full lifecycle for AD enhancements.
• Review application interactivity with AD in labs before UAT/Production release.
• Assist application managers with establishing AD connectivity and ensure applications do not degrade AD functionality.
• Lab Management and maintaining Lab Server fleet to standards.
• Post-patching checks to prevent negative impacts before production promotion.
• Respond to user issues with logons, passwords, and group/user management.

Skills

Active Directory Expertise

Group Policy

LDAP Connectivity

Kerberos / NTLM

PKI Integration with AD

AD Security Concepts

Firewall Communications

Communication Skills

Technical Documentation

Network Capture Review

Multi-domain AD

PowerShell Scripting

SQL Server Experience

Education

Bachelor's degree or equivalent experience

Any relevant technology certifications

Tools

Windows Server OS

PowerShell

SQL Server

Entra ID

AD Backup and Recovery Tools

Job description

Tata Consultancy Services in Irving, TX is seeking an experienced AD Engineering specialist to provide on-premise AD support and drive testing, security enhancements, and engineering for AD infrastructures. You will manage domain creation, group policy management, and connectivity with applications while ensuring AD functionality.

The role requires strong communication skills, proactive teamwork, and the ability to collaborate across departments to implement robust AD solutions, backups, and