Systems Administrator Job at Keller Schroeder, Illinois

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  • Keller Schroeder
  • Illinois

Job Description

Direct Hire

No C2C

Direct calls and emails will NOT be returned. Apply as instructed.

Keller Schroeder is seeking a Systems Administrator to work directly for our client in Southern Illinois. This role is vital in ensuring seamless IT operations, providing full end-to-end support to internal users, managing Microsoft-based infrastructure, and driving multiple concurrent IT initiatives. The ideal candidate thrives in dynamic environments and brings a service-first mindset to every task. Our client is unable to provide sponsorship at this time.

Requirements:

  • 3+ years of hands-on experience in a senior Helpdesk or SysAdmin role.
  • Strong ability to work independently and prioritize under pressure with multiple simultaneous requests.
  • Administration of Windows Server 2019/2022 and Windows 11 in a corporate environment.
  • Expertise in Active Directory, including DNS, DHCP, and Group Policy Objects (GPO).
  • Strong command of TCP/IP networking and ability to troubleshoot complex network issues.
  • Experience with Fortinet Firewalls—configuration, management, and support.
  • Familiarity with Microsoft 365 and Entra ID (formerly Azure AD).
  • Solid understanding of cybersecurity best practices, including system hardening, patch management, and compliance protocols.
  • Hands-on experience with VMware virtualization platforms.
  • Exposure to endpoint detection and response (EDR/XDR) and SIEM technologies.
  • Knowledge of backup and disaster recovery tools such as Veeam or Acronis.
  • Relevant industry certifications (e.g., Microsoft, Fortinet).
  • Scripting experience using PowerShell for automation and system management.
  • Positive, proactive attitude and a commitment to delivering outstanding service even in high-stress scenarios.
  • Excellent interpersonal communication skills, with a high level of organization and attention to detail.
  • Demonstrated employment stability and willingness to make a long-term commitment.
  • Ability to work onsite in Southern Illinois.

We look forward to receiving your resume in PDF format.

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