Senior Administrator - Active Directory Service Interfaces

Teknik, data och digitalt

I korthet

We are looking for an experienced Senior Administrator to manage and support enterprise identity and directory services, focusing on Microsoft Active Directory and Microsoft Entra ID. This role involves administration, troubleshooting, security, and automation using PowerShell, with a strong emphasis on ITIL processes and security best practices.

Ansvarsområden

Administer and support Microsoft Active Directory Domain Services (AD DS), including users, groups, computers, OUs, and security groups.
Manage user identity lifecycle activities such as account creation, modification, access changes, password issues, disabling, and deprovisioning.
Configure, maintain, and troubleshoot Group Policy Objects (GPOs) to ensure appropriate application of security and configuration policies.
Monitor and troubleshoot domain controllers, AD replication, authentication, DNS, trusts, and related directory services.
Support Microsoft Entra ID and hybrid identity environments, addressing synchronization issues between on-premises Active Directory and cloud identity services.
Perform Active Directory health checks to proactively identify issues affecting authentication, replication, directory availability, and performance.
Utilize PowerShell for automation of routine administration, reporting, health checks, and bulk identity management.
Support security initiatives related to privileged access, least-privilege principles, account governance, access reviews, and inactive/stale account management.
Investigate and resolve L2/L3 incidents and service requests concerning login failures, account lockouts, access issues, Group Policy, DNS, and authentication.
Participate in Active Directory upgrades, migrations, domain controller maintenance, patching, and infrastructure improvement activities.
Maintain technical documentation, operational procedures, knowledge articles, and configuration records.
Collaborate with Service Desk, Windows/Server, Network, Security, Cloud, and Application teams to resolve identity and access-related issues.
Support incident, problem, change, and request management activities in accordance with established ITIL processes.
Participate in audits and provide evidence related to user accounts, privileged access, group membership, and directory controls.

Krav

Strong hands-on experience with Microsoft Active Directory Domain Services (AD DS).
Strong knowledge of Windows Server administration and Active Directory architecture.
Good understanding of domains, forests, trusts, sites, subnets, OUs, users, computers, and security groups.
Strong knowledge of Group Policy administration and troubleshooting.
Good understanding of DNS, particularly its relationship with Active Directory.
Experience troubleshooting AD replication and authentication issues.
Hands-on experience with PowerShell scripting and automation for Active Directory administration.
Working knowledge of Microsoft Entra ID and hybrid identity environments.
Understanding of authentication technologies and protocols such as Kerberos, NTLM, LDAP, and LDAPS.
Knowledge of Role-Based Access Control (RBAC), least privilege, privileged accounts, and identity security principles.
Good understanding of ITIL practices, SLA-driven support, and enterprise change-control processes.
Familiarity with monitoring, reporting, auditing, and security tools used for identity and directory services.

Önskade kvalifikationer

Familiarity with Microsoft Entra Connect / Cloud Sync in hybrid environments is desirable.
Experience with enterprise ITSM platforms such as ServiceNow for incident, request, problem, and change management.

Förmåner

Consolidated revenues as of 12 months ending September 2026 totaled $14.8 billion.

Färdigheter

Active DirectoryPowerShellMicrosoft Entra IDWindows ServerDNSGroup PolicyITILKerberosNTLMLDAPLDAPSRBACServiceNow

#Active Directory#Identity and Access Management#Windows Server#PowerShell#Microsoft Entra ID#Hybrid Identity#Group Policy#DNS#ITIL#Security#Troubleshooting

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HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered around digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2022 totaled $12.1 billion. To learn how we can supercharge progress for…

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