remote
Tier II System Admin - General Dynamics Information Technology
Systems Engineer
Tier II System Administrator responsible for managing and securing Windows and Linux environments, maintaining Active Directory, automating tasks with PowerShell, and supporting virtualized infrastructure using VMware. Focus on reliability, security, and continuous improvement of enterprise systems.
About the role
Key Responsibilities
- Administer and troubleshoot Windows Server and Linux systems, ensuring high availability and performance.
- Manage Active Directory, group policies, and user access controls across the enterprise.
- Automate routine tasks and configuration changes using PowerShell scripts and other automation tools.
- Maintain VMware virtual infrastructure, including VM provisioning, monitoring, and capacity planning.
- Implement security best practices, perform vulnerability assessments, and respond to incidents.
- Collaborate with cross‑functional teams to support application deployments and infrastructure upgrades.
Requirements
- 3+ years of experience in system administration for Windows and Linux platforms.
- Strong knowledge of Active Directory, Group Policy, and authentication protocols.
- Proficiency in PowerShell scripting and automation.
- Experience with VMware vSphere and virtual machine management.
- Solid understanding of networking fundamentals, security principles, and incident response.
Skills
windows serverlinuxactive directoryvmware