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Systems Administrator
Systems AdministratorRobert Half • Dallas, TX, US
Systems Administrator

Systems Administrator

Robert Half • Dallas, TX, US
[job_card.30_days_ago]
[job_preview.job_type]
  • [job_card.full_time]
[job_card.job_description]

Job Description

Job Description

The Systems Administrator is responsible for planning, implementing, and maintaining the organization’s systems infrastructure to ensure optimal performance, security, and availability. This role supports both user-facing applications and backend server / network environments, serving as an escalation point for complex technical issues and contributing to strategic infrastructure planning.

Key Responsibilities

Systems & Application Management

  • Administer and optimize Microsoft 365 applications (Outlook, Teams, OneDrive, SharePoint).
  • Manage device provisioning and compliance using Microsoft Intune.
  • Administer Entra ID (Azure AD) for user provisioning, group management, and access controls.
  • Maintain secure MFA and SSO configurations.
  • Support office technologies including mailboxes, printers, and scanners.

Server & Infrastructure Operations

  • Provision, configure, and maintain Windows and Linux servers.
  • Participate in cloud infrastructure administration.
  • Collaborate with cybersecurity to implement security best practices and incident response.
  • Monitor server health and performance using enterprise tools.
  • Manage service accounts and ensure secure access controls.
  • Perform regular patching, updates, and vulnerability remediation.
  • Maintain backup and disaster recovery effectiveness and participate in recovery exercises.
  • Bachelor’s degree in Information Technology, Computer Science, or related field.
  • 5+ years of experience in systems administration or IT operations.

    • Technical Skills

  • Proficiency in Microsoft 365, Intune, Azure AD, Windows / Linux server administration.
  • Networking knowledge (TCP / IP, LAN / WAN, VPN, firewalls).
  • Experience with virtualization platforms and cloud IaaS providers.
  • Familiarity with enterprise storage systems and backup / disaster recovery solutions.
  • Scripting and automation experience (PowerShell, etc.).
  • Systems administration and network certifications (preferred).
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