Active Directory, Windows Servers

Tekskills Inc.; Chennai; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tekskills Inc. in Noida, UP is seeking a hands-on AD specialist with 8+ years of experience to manage AD DS, DNS/DHCP, GPOs and domain migrations. You will handle multi-forest environments, ADMT/Quest migrations, and ensure secure, downtime-minimized transitions.

The role requires strong troubleshooting for replication, Kerberos/NTLM, and seamless integration with application owners for authentication changes across domains.

Qualifications

• Deep hands-on expertise with AD DS on Windows Server 2012/2016/2019/2022.
• Admin of domains, forests, sites, replication topology and FSMO roles.
• DNS/DHCP, GPOs, OU structures and delegation of control.
• Troubleshooting replication issues, Kerberos/NTLM authentication and SYSVOL consistency.
• Experience migrating, restructuring and separation projects (M&A, divestitures, carve-outs).
• Hands-on use of ADMT and Quest Migration Manager for migrations.
• Domain separation, trust creation and cross-forest authentication.
• Assessing and migrating users, groups, computers and service accounts to new AD environments.
• Coordinate with application owners for authentication changes.
• Plan cutover, rollback and coexistence with minimal downtime.
• DNS reconfiguration, GPO migration and login script transitions during domain moves.

Responsibilities

• Manage Active Directory Domain Services across multi-forest environments.
• Plan and execute domain migrations, trust setups and cross-forest authentication.
• Coordinate DNS, GPO and login script transitions with application teams.

Skills

Active Directory

Windows Servers

Job description

Role Descriptions: Active Directory
Essential Skills: Active Directory

Skills: Windows Servers
Location: NOIDA, UP
Experience Required: 8+Years

JD:

Deep hands-on expertise with Active Directory Domain Services (AD DS) on Windows Server 2012/2016/2019/2022.
Administration of domains, forests, sites, replication topology, and FSMO roles.
Management of DNS/DHCP, GPOs, OU structures, and delegation of control.
Skilled in troubleshooting replication issues, Kerberos/NTLM authentication, and SYSVOL consistency.
Experience managing AD-integrated DNS zones, conditional forwarders, and name resolution across multi-forest environments.
Proven experience supporting AD migration, restructuring, and separation projects (M&A, divestitures, carve-outs).
Hands-on experience using tools such as ADMT, Quest Migration Manager for migrations.
Expertise in domain separation, trust creation, and cross-forest authentication.
Ability to assess and migrate users, groups, computers, and service accounts to new AD environments.
Familiarity with application dependency mapping and coordination with application owners for authentication changes.
Experience executing cutover, rollback, and coexistence strategies with minimal downtime.
Knowledge of DNS reconfiguration, GPO migration, and login script transitions during domain moves.