Senior Systems Administrator — Windows/Linux, Automation & Security

VTG; Chantilly (VA); Presencial; USD 120.000 - 190.000; Jornada completa

Descripción de la vacante

VTG is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure in Chantilly, VA. You will ensure reliability, security, and performance of servers, networks, and systems while supporting day-to-day operations and long-term IT initiatives.

Responsibilities include maintaining servers, patching, access control, backup and DR, and collaboration with network, security, and development teams. Strong scripting and virtualization experience are essential.

Formación

• Bachelor's degree or equivalent experience in IT fields.
• 5+ years of experience in systems administration or IT operations.
• Experience with Windows and Linux server environments.
• Knowledge of Active Directory, DNS, DHCP, and Group Policy.
• Familiar with virtualization (VMware, Hyper-V).

Responsabilidades

• Install, configure, and maintain servers, operating systems, and enterprise apps.
• Monitor system performance, availability, and security across environments.
• Manage users, permissions, and access controls (AD, IAM).
• Apply patches, updates, and remediation for vulnerabilities.
• Troubleshoot hardware, software, and network issues.
• Support backup, DR, and business continuity processes.
• Maintain system documentation, configurations, SOPs.
• Collaborate with network engineers, security teams, and developers.
• Automate routine tasks using scripting languages (PowerShell, Bash, Python).
• Ensure compliance with security policies and regulations.

Conocimientos

Scripting & automation

System administration

Educación

Bachelor's degree in IT or related field

Herramientas

Active Directory

DNS

DHCP

Group Policy

VMware

Hyper-V

Log management

Monitoring tools

VPNs

Descripción del empleo

VTG is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure in Chantilly, VA. You will ensure reliability, security, and performance of servers, networks, and systems while supporting day-to-day operations and long-term IT initiatives.

Responsibilities include maintaining servers, patching, access control, backup and DR, and collaboration with network, security, and development teams. Strong scripting and virtualization experience are essential.