Systems Administrator - Security Responsible for administering, securing, maintaining, and optimizing enterprise infrastructure across on-premises, virtualized, hybrid, and cloud environments. Focuses on vulnerability management, remediation, patch compliance, and security across Windows, Linux, VMware, and cloud platforms. Experience with Tanium or similar tools is a plus.

Key Responsibilities Infrastructure Security:

Administer Windows, Linux, VMware, and cloud infrastructure. Implement security baselines, access controls, and hardening standards.

Vulnerability Management:

Identify, prioritize, track, and remediate vulnerabilities across servers, virtual machines, and cloud resources. Validate fixes and coordinate remediation timelines.

Patching:

Coordinate OS and infrastructure patching, validate deployments, maintain compliance, and minimize disruption.

Security & Compliance:

Assess configurations against security standards, correct weaknesses, and support audits and compliance reporting.

Cloud & Virtualization:

Secure and maintain VMware, virtual machines, cloud services, configurations, and access controls across hybrid environments.

Security Tools:

Support asset discovery, endpoint management, vulnerability assessment, patching, and remediation using Tanium or similar platforms.

Automation:

Develop PowerShell, Bash, or Python scripts and workflows to automate patching, remediation, security validation, and reporting.

Troubleshooting:

Resolve infrastructure, configuration, patching, and security issues. Maintain incident and change records in the IT service management system.

Documentation & Collaboration:

Document configurations, security standards, patching, and remediation procedures. Environment Works in a hybrid enterprise environment spanning on-premises, virtualization, and cloud infrastructure, focusing on vulnerability management, security, hardening, and remediation.

Required Experience:

Infrastructure:

Windows Server, Linux, troubleshooting, access management, storage, networking, identity, and endpoint systems.

Security:

Vulnerability scanning, remediation tracking, patching, risk prioritization, and configuration compliance.

Virtualization/Cloud:

VMware vSphere, virtual machines, and cloud platforms.

Tools/Automation:

Endpoint management, asset discovery, Tanium or similar tools, PowerShell, Bash, Python, Ansible, and Terraform.

Operations:

Incident/change management, documentation, reporting, and cross-team collaboration.

Required Skills Infrastructure:

Windows Server, Linux, troubleshooting, access management, storage, networking, identity, and endpoint systems.

Security:

Vulnerability scanning, remediation tracking, patching, risk prioritization, and configuration compliance.

Virtualization/Cloud:

VMware vSphere, virtual machines, and cloud platforms.

Tools/Automation:

Endpoint management, asset discovery, Tanium or similar tools, PowerShell, Bash, Python, Ansible, and Terraform.

Operations:

Incident/change management, documentation, reporting, and cross-team collaboration