Administers and secures Windows, Linux, VMware, hybrid, and cloud infrastructure. Manages vulnerability identification, remediation, patching, configuration compliance, access controls, and security hardening. Uses Tanium or similar tools and PowerShell, Bash, Python, Ansible, and Terraform to automate security workflows. Troubleshoots infrastructure and security issues, maintains incident and change records, supports audits, and documents procedures across enterprise environments.
Job Description
Required Skills
- 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.
- 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.
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
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