Demo

System Administrator

Core Group Resources
Houston, TX Contractor
POSTED ON 4/22/2026
AVAILABLE BEFORE 5/21/2026
Job Summary

We are seeking a highly experienced and knowledgeable System Administrator to join our team in a pivotal role that ensures the stability, security, and efficiency of our IT infrastructure. This hybrid position offers the opportunity to lead critical systems management and contribute to strategic IT projects, supporting our organization’s operational excellence. The ideal candidate will possess extensive expertise, demonstrate leadership qualities, and thrive in a dynamic environment with minimal supervision.

Responsibilities

  • Install, configure, and maintain identity management systems, server operating systems, and virtualization platforms.
  • Manage Azure Portal / M365 administration, including Azure, Entra, Exchange, Intune, and OneDrive.
  • Develop automation and scripting solutions using PowerShell, Orchestrator, or Ansible to streamline operations.
  • Oversee identity management and domain administration tasks, including Active Directory, DNS, and DHCP.
  • Analyze system logs to identify issues and determine appropriate corrective actions.
  • Handle escalations and troubleshoot complex Tier 3 issues.
  • Participate in on-call rotations and provide after-hours support as needed.
  • Collaborate with communications, business systems, and desktop support teams to resolve technical issues.
  • Create comprehensive support documentation and assist in training team members.

Requirements

  • Bachelor’s degree in Computer Science or equivalent education and experience.
  • Minimum of 15 years of total IT experience, with at least 10 years in Windows Active Directory management.
  • Extensive experience (10 years) with scripting and automation tools such as PowerShell, Ansible, or Orchestrator.
  • At least 7 years of experience analyzing system logs, troubleshooting, and trend analysis.
  • Proven expertise (7 years) with vSphere or Azure hypervisors in large, multi-site environments.
  • At least 5 years of experience working with data formats like XML, JSON, YAML, or WQL.
  • Strong knowledge of messaging administration, archiving, patch management, and systems monitoring tools (e.g., SCCM, Ivanti, SCOM, SolarWinds, Azure Arc).
  • Technical certifications are preferred.
  • Ability to work independently, prioritize tasks effectively, and communicate clearly both orally and in writing.
  • Must be able to work in a hybrid environment, with occasional travel as needed.

Bring your expertise and leadership to our organization—apply now to be part of a forward-thinking team dedicated to technological excellence!

Hourly Wage Estimation for System Administrator in Houston, TX
$43.00 to $54.00
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