Senior Windows Admin

Key Responsibilities:
As a Systems Administrator, you will be responsible for managing, maintaining, and
supporting a diverse IT infrastructure environment, including Windows Server, VMware,
Azure cloud, and related technologies. Your core duties will include:
Windows Server Administration

• Administer and maintain Windows Server environments.
• Manage Active Directory: including user and group provisioning, Group Policy

Objects (GPO), replication, and domain services.

• Configure and troubleshoot DNS and DHCP services.
• Manage and optimize IIS for website deployment and performance tuning.

Virtualization – VMware Infrastructure

• Install, configure, and optimize VMware ESXi hosts, vCenter, and related

components.

• Perform VM snapshotting, cloning, resource management, and performance

monitoring.

• Troubleshoot VM issues and ensure high availability and reliability of services.

Cloud – Microsoft Azure (Basic to Intermediate)

• Provision and manage Azure VMs, storage accounts, and virtual networks.
• Support hybrid infrastructure integration and ensure seamless on-prem to Azure

connectivity.

• Assist in managing Azure Backup, Monitoring, and Resource Groups.

Other Infrastructure Responsibilities

• Provide basic administration and support for Linux systems (Ubuntu, RHEL,

CentOS) – preferred.

• Monitor and manage infrastructure using tools such as SolarWinds or similar.
• Handle SSL certificate lifecycle: installation, renewal, and management across

web and app servers.

• Investigate and resolve infrastructure incidents; perform root cause analysis and

implement solutions.

• Collaborate with cross-functional teams to plan and execute system upgrades,

patches, and new deployments.

• Maintain up-to-date documentation of systems, processes, and configurations.

Required Skills & Experience:

• Proven expertise in Windows Server administration (AD, DNS, DHCP, IIS).
• Strong hands-on experience with VMware vSphere, ESXi, and vCenter.
• Working knowledge of Microsoft Azure cloud services and infrastructure.
• Basic understanding of Linux environments (Ubuntu, RHEL, or CentOS) –

preferred.

• Familiarity with monitoring and ing tools, such as SolarWinds.
• Experience with SSL certificate management.
• Exposure to NetScaler (Citrix ADC) or other load balancing technologies –

preferred.

• Strong analytical and troubleshooting skills across systems and network layers.
• Excellent written and verbal communication skills.
• Ability to work independently as well as in a collaborative team environment