Senior Systems Engineer - Automation, Cloud & Security

WebMD, LLC.; United States; Remote; USD 110,000 - 140,000; Full time

Job summary

WebMD, LLC. is seeking a Senior Systems Administrator to manage the complete infrastructure stack across on-premises and cloud environments.

You will lead Windows Server administration, automate with PowerShell, and ensure DNS/DHCP, backup, and virtualization platforms are robust and up to date. The role requires proactive patch management, DR planning, and strong documentation, with on-call readiness for critical alerts.

Qualifications

• Experience across the complete infrastructure stack: network, security, storage, hardware, and OS layers
• Expertise with Windows Server administration, configuration, upgrades, and lifecycle management
• Deep expertise in PowerShell scripting for automation, provisioning, reporting, and systems management
• Expertise in DNS and DHCP administration, including Windows Server DNS roles, zone management, conditional forwarding, split-brain DNS, and DNSSEC
• Experience with enterprise backup tools including NetApp; building DR environments and failover plans
• Proficiency with virtualization platforms: VMware and/or Hyper-V
• Experience managing and maintaining security patches across server and application estates
• Experience migrating data across cloud, hybrid, and on-premises environments
• Ability to plan, organize, and document complex system maintenance activities; configure systems consistent with institutional policies and procedures
• Comfortable with on-call schedules and response to critical alerts in a timely manner

Skills

Infrastructure stack

Windows Server admin

PowerShell scripting

DNS administration

NetApp backups

VMware/Hyper-V

Security patch mgmt

Data migration to cloud

Documentation & planning

On-call responsiveness

Tools

VMware

Hyper-V

NetApp backups

Airtable

Atlassian tools

Job description

WebMD, LLC. is seeking a Senior Systems Administrator to manage the complete infrastructure stack across on-premises and cloud environments.

You will lead Windows Server administration, automate with PowerShell, and ensure DNS/DHCP, backup, and virtualization platforms are robust and up to date. The role requires proactive patch management, DR planning, and strong documentation, with on-call readiness for critical alerts.