Senior Systems Administrator Windows Linux VMware Scripting

otsi-global; Manassas (VA); On-site; USD 85,000 - 110,000; Full time

Job summary

Object Technology Solutions, Inc (OTSI) is seeking a Systems Administrator in Manassas, VA. The role involves administering Windows and Linux servers, virtualization, and data center operations onsite, with collaboration across engineering, manufacturing, and business teams.

The candidate should have 3–5+ years in enterprise IT infrastructure, experience with VMware, DNS, Active Directory, and scripting. Certifications such as MCSE/VCP/RHCE are preferred, and security policies adherence is

Qualifications

• Bachelor’s degree in CS/engineering or equivalent experience.
• 3–5+ years of enterprise IT infrastructure support.
• Experience with Windows Server and Red Hat Linux administration, VMware, DNS and AD.
• Industry certifications such as MCSE, VCP, or RHCE.
• Scripting skills with PowerShell, Python, or Bash.

Responsibilities

• Administer and maintain Windows and Linux server environments, virtualization platforms, and enterprise Nutanix HCI environments.
• 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.
• Support IT standards, compliance requirements, and security policies.

Skills

Windows Server

Red Hat Linux

VMware

DNS

Active Directory

PowerShell

Python

Bash

ITIL

Education

Bachelor’s degree in Computer Science/Engineering or equivalent

Tools

Backup solutions

Job description

Object Technology Solutions, Inc (OTSI) is seeking a Systems Administrator in Manassas, VA. The role involves administering Windows and Linux servers, virtualization, and data center operations onsite, with collaboration across engineering, manufacturing, and business teams.

The candidate should have 3–5+ years in enterprise IT infrastructure, experience with VMware, DNS, Active Directory, and scripting. Certifications such as MCSE/VCP/RHCE are preferred, and security policies adherence is