IT Systems Administrator

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Tulsa, OK, US

4 days ago Requisition

About TMA

TMA Systems is a global leader in Enterprise Asset and Maintenance Management software (CMMS/EAM), serving sectors like healthcare, education, government, corporate facilities, and critical infrastructure. Our software helps organizations streamline operations, improve compliance, and maximize asset performance. As we grow, so does our need to create compelling, high-impact experiences for our customers and prospects. That’s where you come in.

Ab
out the Role

TMA Systems is looking for a proactive and detail-oriented IT Systems Administrator to join our growing technology team. In this role, you will act as a vital bridge between end-user support and backend infrastructure operations.

Reporting to the IT Team Lead, you will ensure the stability of our hybrid environment—managing everything from Azure Entra  Windows Servers to daily employee technical support. If you are a problem-solver who takes pride in maintaining secure, efficient systems and providing exceptional support to colleagues, we want to hear from you.

• Serve as the primary point of contact for internal technical support, championing a high-quality employee experience.
• Diagnose, troubleshoot, and resolve hardware, software, and access-related issues efficiently.
• Monitor the helpdesk ticketing system, prioritizing and executing tasks to meet service level expectations.
• Maintain rigorous operational documentation and ensure all activities adhere to established IT policies and standards.

• Administer and support a hybrid environment, including Azure Entra ,
  Active Directory
  , DNS
  , Windows Server
  , and IIS
  .
• Assist in the operation and maintenance of Azure cloud infrastructure resources.
• Perform routine system monitoring, patch management, and remediation to ensure high availability.
• Strictly follow change management processes when implementing infrastructure updates.

• Manage the full user lifecycle: onboarding new hires, managing transfers, and processing offboarding securely.
• Administer user accounts, licenses, group memberships, and access rights in accordance with Least Privilege principles.
• Provision, configure, and deploy workstations, ensuring all endpoints meet security configuration standards.
• Maintain an accurate, real-time inventory of all IT assets and endpoints.

• Assist with network connectivity troubleshooting and support SSL/TLS certificate tracking, renewal, and deployment.
• Execute compliance-related activities, including audit evidence collection and documentation.
• Monitor security alerts and respond to incidents in coordination with the IT Team Lead.
• Collaborate with HR and Compliance teams to coordinate sensitive access changes.

Required:

• Experience: 3+ years of experience in IT System Administration or a high-level Service Desk role.
• Core Tech Stack: Strong proficiency with Microsoft Active Directory, Azure Entra , and Windows Server environments.
• Networking: Fundamental understanding of DNS, DHCP, TCP/IP, and SSL/TLS certificate management.
• Troubleshooting: Proven ability to diagnose complex hardware and software issues.
• Soft Skills: Excellent communication skills with the ability to explain technical concepts to non-technical staff.

Preferred (Nice to have):

• Experience with Power Shell scripting for automation.
• Knowledge of compliance frameworks (e.g., SOC2, ISO, HIPAA).
• Industry certifications (e.g., CompTIA Network+/Security+, Microsoft Certified: Azure Administrator).