Senior Windows Administrator Jobs in Chicago, IL

Lead the charge in designing and managing Active Directory environments, ensuring seamless user account management, security compliance, and integration with systems while mentoring junior staff and s...

Engage in the administration of Linux and cloud systems, ensuring optimal performance and reliability for critical applications. Collaborate with teams to enhance system security, streamline operation...

Elevate your career as you drive Workday security strategy, ensuring robust data integrity and compliance while enhancing operational efficiency. Collaborate across projects to implement security meas...

Lead cross-functional teams to manage and enhance IT infrastructure, ensuring reliable messaging systems and adhering to security standards while collaborating with diverse stakeholders to solve compl...

Empower operations as a System Administrator for MODES III, managing AWS and on-prem cloud systems. Ensure system security, availability, and performance while collaborating with DevOps teams to suppo...

Elevate server performance by designing, implementing, and maintaining secure, enterprise-level server infrastructure, leveraging virtualization, automation tools, and best practices for efficiency an...

Lead the charge in endpoint management, ensuring compliance and seamless device lifecycle for a dynamic IT environment. Play a key role in automating processes, troubleshooting issues, and collaborati...

Champion the administration and optimization of Linux systems vital to eBusiness operations. Leverage your expertise in shell scripting and enterprise applications to ensure seamless data interchange...

Join a team that's focused on elevating enterprise Linux environments through automation, CI/CD development, and system administration while ensuring security and operational stability across all plat...

Reimagine global IT support by leading the infrastructure management across on-premises and cloud platforms. Drive system performance, ensure compliance, and elevate cross-functional initiatives in a...

Optimize and enhance Salesforce platform capabilities by leveraging Experience Cloud, ensuring streamlined operations while fostering collaboration and driving innovation across business and IT teams...

Optimize and maintain Oracle EBS Application databases while providing 24/7 support. Collaborate with teams on production implementations and leverage advanced technical expertise for proactive mainte...

Optimize the operation and configuration of complex Okta environments, ensuring stability and support while leading a team of system administrators and enhancing end-user technology experiences...

Support and enhance business applications by managing and resolving issues, performing health checks, and providing user training while ensuring optimal system performance and user satisfaction...

Grow your career with us as you oversee and maintain IT infrastructure, ensuring optimal performance across servers, networks, and cloud systems. In this hands-on role, you will troubleshoot issues, i...

Drive the maintenance and optimization of server environments across on-premises and cloud infrastructures, ensuring availability, security, and performance for critical applications in a collaborativ...

Shape the future of enterprise network operations, security, and infrastructure while managing and sustaining an integrated IT environment with a focus on routing, switching, and network security tech...

Shape your career as a Senior SysOps Engineer, leading cloud operations, enhancing team capabilities, and driving automation to optimize customer environments while ensuring operational excellence and...

Join a dynamic team as you maintain and secure both on-premises and cloud infrastructures. Your role includes supporting operating systems, managing applications, and ensuring system integrity while c...

Elevate IT efficiency by managing server operations, database performance, and integrations. Ensure security, and maintain critical systems while collaborating on projects that enhance user experience...

Pioneer a dynamic Linux support team, enhancing user experience through leadership, training, and innovative solutions. Join us to drive operational excellence in Managed Services and cultivate a cult...

Innovate and optimize PTC Windchill systems to support enterprise-wide PLM initiatives while ensuring stability and performance across engineering and manufacturing operations. Collaborate in a DevOps...

Optimize ServiceNow SAM processes through development, configuration, and integration, ensuring license compliance and data integrity while collaborating with IT teams to enhance functionality and sup...

Champion seamless operations by managing and enhancing computer systems and networks, ensuring security, and optimizing performance for diverse technical environments...

Drive automation excellence by leading design and implementation of control systems for industrial applications, optimizing performance and reliability while mentoring junior engineers to achieve tech...