Windows & Active Directory Azure Entra ID - OS, Virtualization and Hardware-Operations Support

Accountabilities

• • Provide Level 3 administration and operational support for Active Directory environments, including user and computer objects, Organizational Units, Sites and Services, replication, and Domain Controllers.
  • Monitor Active Directory health and performance, troubleshoot complex issues, identify root causes, and implement preventive measures.
  • Manage Windows Server environments, including installation, configuration, operating system upgrades, migrations, application installation, and OS-level troubleshooting.
  • Administer DNS, DHCP, Group Policy Objects, DFS namespaces, folders, and DFS replication.
  • Configure and support Windows file server clusters and SQL Always On Availability Group clusters.
  • Manage Azure Entra ID, file and print services, and enterprise print applications.
  • Administer Microsoft Defender for Endpoint and support infrastructure security and endpoint protection requirements.
  • Manage PKI environments, including Root CA, Intermediate CA, and public-domain certificates.
  • Perform remote server installation and configuration using Dell iDRAC, HP iLO, and related hardware-management technologies.
  • Support external public DNS services, FTP environments, and associated infrastructure platforms.
  • Monitor and remediate server vulnerabilities using tools and processes such as Qualys.
  • Develop PowerShell and custom scripts to automate operational activities and support ad-hoc technical requirements.
  • Prepare standard operating procedures, root cause analysis documentation, and technical records for major incidents.
  • Coordinate with infrastructure and technical teams on daily operations, changes, troubleshooting, and service improvements.

  Requirements

  • Bachelor’s degree or equivalent graduation-level qualification in a relevant technical discipline.
  • Approximately 10–14 years of experience in Windows Server administration, Active Directory, infrastructure operations, or related enterprise IT environments.
  • Strong hands-on expertise with Active Directory administration, including Domain Controllers, OUs, Sites and Services, replication, DNS, DHCP, and Group Policy.
  • Solid experience administering Microsoft Windows Server 2016 and 2019 environments, including OS installation, upgrades, migrations, and troubleshooting.
  • Practical experience with Azure Entra ID and Microsoft cloud environments, including Microsoft 365.
  • Experience with DFS, Windows file servers, Windows clustering, and SQL Always On Availability Group clustering.
  • Strong knowledge of PKI and certificate lifecycle management, including Root CA, Intermediate CA, and public certificates.
  • Experience with Microsoft Defender for Endpoint and server vulnerability remediation, including Qualys.
  • Familiarity with enterprise DNS, DHCP, file and print services, FTP, and general server and network administration concepts.
  • Experience supporting Dell server hardware and remote management tools such as iDRAC; familiarity with equivalent hardware-management platforms is beneficial.
  • Proficiency in PowerShell scripting and the ability to create custom scripts for automation and operational tasks.
  • Experience with infrastructure tools such as ServiceNow and enterprise DNS platforms.
  • Strong troubleshooting, analytical, incident-management, and root cause analysis capabilities.
  • Ability to manage multiple priorities, participate in daily operations, and communicate effectively with technical stakeholders.
  • Strong documentation skills, with the ability to create SOPs, technical procedures, and incident reports.

  Benefits

  • Work-from-anywhere flexibility within India.
  • Opportunity to work on large-scale enterprise infrastructure environments.
  • Exposure to a broad Microsoft technology ecosystem spanning Windows Server, Active Directory, Azure Entra ID, Microsoft 365, security, PKI, and virtualization/infrastructure operations.
  • Opportunities to strengthen expertise in cloud infrastructure, automation, cybersecurity, and enterprise systems administration.
  • Experience with modern vulnerability management and infrastructure monitoring practices.
  • Collaborative environment involving cross-functional infrastructure and technical teams.
  • Day-shift working arrangement.
  • Opportunities for continued professional development and technical growth.