IT Security Specialist / Systems Administrator

Seeking an experienced IT Security Specialist / Systems Administrator with a strong background in enterprise infrastructure administration, vulnerability remediation, patch management, and systems security.

This is a hands-on infrastructure security role, not a traditional SOC Analyst position. The ideal candidate will have experience administering and securing Windows Server, Linux, VMware, and hybrid/cloud environments. The primary focus is identifying vulnerabilities, implementing remediation strategies, maintaining patch compliance, hardening systems, and supporting enterprise infrastructure security initiatives.

The selected candidate should be comfortable working directly with production systems, troubleshooting infrastructure issues, automating administrative processes, and collaborating across infrastructure and cybersecurity teams., Infrastructure Administration & Security

• Administer, maintain, troubleshoot, and secure Windows and Linux servers.
• Support VMware virtual infrastructure and hybrid/cloud environments.
• Implement security baselines, system hardening practices, and access controls.
• Maintain secure configurations across enterprise infrastructure.

Vulnerability Management & Remediation

• Identify, prioritize, track, and remediate security vulnerabilities.
• Remediate vulnerabilities across physical servers, virtual machines, and cloud resources.
• Coordinate remediation activities with infrastructure and security teams.
• Validate completed remediation efforts and maintain accurate tracking documentation.

Patch Management

• Coordinate and execute operating system and infrastructure patching activities.
• Monitor patch compliance and resolve failed or missing updates.
• Validate patch deployments and troubleshoot associated issues.
• Minimize operational disruption during maintenance windows.

VMware & Cloud Security

• Maintain and secure VMware vSphere environments.
• Support security configurations across virtual machines and cloud platforms.
• Review access controls, security settings, and infrastructure configurations.

Automation & Scripting

• Develop and maintain scripts using PowerShell, Bash, and/or Python.
• Automate patching, remediation, security validation, and reporting processes.
• Support infrastructure automation initiatives utilizing tools such as Ansible and Terraform.

Documentation & Operational Support

• Troubleshoot infrastructure, security, and patching-related issues.
• Maintain incident, change management, and remediation records.
• Document configurations, procedures, and security controls.
• Support audits, compliance reviews, and security reporting requirements.

Core Infrastructure

• Windows Server Administration
• Linux Administration
• VMware vSphere / Virtualization
• Enterprise Infrastructure Troubleshooting
• Identity & Access Management
• Storage and Networking Fundamentals

Security & Remediation

• Vulnerability Identification and Prioritization
• Hands-on Vulnerability Remediation
• Operating System Patching
• Security Hardening
• Configuration Compliance
• Remediation Validation and Tracking
• Security Reporting and Audit Support

Tools & Automation

• PowerShell, Bash, and/or Python
• Endpoint Management and Asset Discovery Platforms
• Vulnerability Assessment Tools
• Patch Management Platforms
• Tanium or Comparable Technologies
• Exposure to Ansible and Terraform

Cloud & Virtualization

• VMware Infrastructure Administration
• Hybrid Cloud Environments
• Cloud Security Configurations
• Access Management

Preferred Qualifications

• Tanium Endpoint Management and Remediation
• Microsoft Configuration Manager (SCCM/MECM)
• BigFix
• Automox
• Tenable
• Qualys
• Infrastructure Automation using Ansible or Terraform
• Security Compliance and Audit Support Experience
• Experience supporting large enterprise or public-sector IT environments, * 5+ years of Systems Administration and Infrastructure Security experience.
• Strong Windows, Linux, and VMware administration skills.
• Proven experience with vulnerability management and patch remediation.
• Hands-on infrastructure security professional rather than a SOC-focused analyst.
• Strong scripting and automation capabilities.
• Experience securing production enterprise environments while maintaining uptime and operational stability.
• Excellent troubleshooting, documentation, and cross-functional communication skills.