Senior Systems Administrator: Windows, Linux & VMware

Premier Inn Hotels LLC (UAE); Manassas (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Object Technology Solutions, Inc (OTSI) has an immediate opening for a Systems Administrator in Manassas, VA. You will administer Windows and Linux server environments, virtualization platforms, and support daily operations for our enterprise IT infrastructure.

Join a team focused on security, performance, and reliability, with opportunities to work across engineering and manufacturing groups. Requires 3–5+ years of enterprise IT experience, MCSE/VCP/RHCE preferred, and strong scripting in

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field or equivalent practical experience.
• 3–5+ years of experience supporting enterprise IT infrastructure.
• Experience with Windows Server and/or Red Hat Linux administration; VMware virtualization; DNS and Active Directory services.
• Familiarity with ITIL processes and service management best practices.
• Proficiency with scripting languages including PowerShell, Python, and Bash; MCSE, VCP, or RHCE certifications are a plus.

Responsibilities

• Administer and maintain Windows and Linux server environments, virtualization platforms, and enterprise Nutanix-like environments (where applicable).
• Support daily operational activities, incident resolution, and customer requests.
• Monitor system health, performance, security, and availability.
• Manage user accounts, permissions, and access controls.
• Perform system maintenance, upgrades, patching, and backup verification.
• Troubleshoot infrastructure issues involving servers, storage, networking, and directory services.
• Collaborate with engineering, manufacturing, and business teams to meet requirements.

Skills

Windows Server

Red Hat Linux

DNS

Active Directory

PowerShell

Python

Bash

ITIL

Scripting

Education

Bachelor’s degree in Computer Science, Engineering, related field

Tools

VMware

Windows Server administration

Red Hat Linux administration

SAN/NAS storage

Backup solutions

Job description

Object Technology Solutions, Inc (OTSI) has an immediate opening for a Systems Administrator in Manassas, VA. You will administer Windows and Linux server environments, virtualization platforms, and support daily operations for our enterprise IT infrastructure.

Join a team focused on security, performance, and reliability, with opportunities to work across engineering and manufacturing groups. Requires 3–5+ years of enterprise IT experience, MCSE/VCP/RHCE preferred, and strong scripting in