Linux System Administrator Jobs in Wichita, KS (NOW HIRING)

Operations Building
123 N Main St
Wichita, KS 67202, USA

At INTRUST Bank, People Come First. Guided by strong character qualities—such as respect, compassion, humility, positivity, and initiative—we work to support one another, serve our customers, and strengthen our communities. Here, your career matters. You’ll find an environment where you’re encouraged to grow, empowered to lead at any level, and supported as you build a meaningful career with a trusted organization.

The System Engineer is responsible for designing, implementing, and supporting a hybrid cloud infrastructure spanning Microsoft Azure and Azure Local (Azure Stack HCI) on‑premises environments. This role focuses on platform engineering, automation, operational resiliency, and cost optimization. Evaluates emerging technologies, including AI‑driven operations (AIOps), to improve efficiency, security, and scalability while supporting INTRUST Bank’s long‑term strategic initiatives. The System Engineer will identify and communicate issues, conduct and review root cause analysis, build and implement lasting solutions. Promotes an environment of teamwork within the department and across the bank. Represents INTRUST Bank in all they do in the community and is focused on the development of new business relationships. Must maintain strict standards of confidentiality and perform duties in a manner supporting INTRUST’s Character Qualities.

All expectations described in the job description’s essential functions are necessary to be successful in this role, performed with or without a reasonable accommodation.

• Design, implement, and support hybrid cloud infrastructure integrating Azure, Azure Local, and other 3rd party cloud platforms.
• Administer and optimize Microsoft Azure services including compute, storage, networking, and security.
• Support Windows Server and Red Hat Enterprise Linux (RHEL) environments.
• Develop and maintain automation and infrastructure as code using PowerShell, Python, Bicep, or Terraform.
• Implement automation for provisioning, patching, monitoring, and incident response.
• Support Active Directory and hybrid identity solutions (Entra ID / Azure AD).
• Microsoft SQL Server support and optimization.
• Design resilient architectures including high availability, backup, and disaster recovery strategies.
• Monitor and optimize performance using enterprise monitoring and AI‑assisted tools.
• Perform vulnerability management, patching, and system hardening.
• Collaborate with cross‑functional IT teams to ensure secure and compliant infrastructure delivery.
• Seek operational excellence by optimizing processes and automating tasks where possible.
• Demonstrate leadership and foster a collaborative team approach.
• Display customer obsession by making every stakeholder feel valued and heard by delivering effortless interactions and transparent communication.

Bachelor’s degree in Computer Science, Computer Information Systems, or related field. Or, 5+ years of experience in hybrid cloud or enterprise infrastructure engineering with Microsoft Azure and cross‑platform systems.

Azure architecture, governance, and cost optimization. Hybrid cloud platform management. Windows Server and Red Hat Enterprise Linux (RHEL). Scripting and automation (PowerShell, Python, Bash). Infrastructure as Code (Terraform, Bicep, ARM). Active Directory and Entra ID (Azure AD). Core services: DNS, DHCP, NTFS, storage, virtualization. Vulnerability management and system patching.

Microsoft Azure (AZ_104, AZ_305), Red Hat Certified System Administrator (RHCSA), and Terraform Associate.

Extended period(s) of time may be spent viewing a personal computer, sitting, standing, and walking. Occasional lifting up to 25 lbs. The physical demands necessary for this role should be performed with or without a reasonable accommodation.

Normal office conditions.

This job description summary is not intended to be an employment contract, nor is it intended to state or imply these are the only activities to be performed by the employee occupying this position. Employees will be required to follow any other duties as assigned or requested by their supervisor.

INTRUST Financial Corporation and its subsidiaries, including INTRUST Bank, are Equal Opportunity Employers whose policy is not to discriminate unlawfully against any qualified employee or applicant for employment on the basis of protected military or veteran status, disability, race, color, religion, sex, age, national origin, pregnancy, genetic information, sexual orientation, gender identity, or any other classification protected by applicable local, state or federal law; except where an individual’s protected category constitutes a bona fide occupational qualification.

Equal Opportunity Employer / Protected Veterans / Individuals with Disabilities. This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.