UNIX System Administrator Jobs in Chicago, IL

Lead the charge in safeguarding IT infrastructures by implementing comprehensive security solutions, collaborating with teams to enhance system resilience and proactively managing vulnerabilities to p...

Drive the security landscape forward as you design, implement, and manage IT security solutions to safeguard the infrastructure of a leading e-commerce platform, ensuring robust defenses against evolv...

Champion the future of IT security by designing and implementing robust solutions, collaborating with teams to safeguard enterprise systems, and mitigating risks to ensure a resilient online environme...

Advance support operations by troubleshooting and resolving complex server issues on-site and remotely, while driving customer satisfaction through technical excellence and service leadership within a...

Elevate operational excellence in electrical infrastructure for hyperscale AI data centers. Lead audits, ensure readiness, and drive improvements, bridging operations, design, and construction to main...

Drive data collection and analysis efforts to enhance decision-making and operational effectiveness in a collaborative environment. Support senior analysts with detailed insights and generate visualiz...

Join our Corporate IT team as a Senior Cloud Platform Engineer to design and manage enterprise-scale cloud infrastructure across Azure and GCP, driving innovation in cloud-native solutions that enhanc...

Champion secure digital access by designing and maintaining IAM solutions that empower organizational efficiency while ensuring compliance with industry standards and best security practices in a hybr...

Optimize customer success by operationalizing the Tanium platform, solving complex issues, and enhancing security and compliance through effective technical collaboration and communication in enterpri...

Unlock potential by supporting the health and performance of Microsoft 365 services. Engage in operational support, troubleshooting, and service management to enhance productivity and collaboration ac...

Elevate application development by designing and deploying AWS cloud-based solutions. Lead technical architecture efforts, ensuring scalability and security while collaborating with teams to enhance D...

Unlock potential by optimizing building systems to enhance energy efficiency. This role involves evaluating and improving system performance through collaboration with project teams while providing me...

Lead the charge in managing and optimizing Microsoft SQL Server environments, ensuring performance, availability, security, and reliability. Collaborate with teams to resolve incidents and enhance dat...

Lead the charge in optimizing Windows endpoint configurations and security. Drive lifecycle management and compliance for a large-scale enterprise environment, ensuring efficient deployment and suppor...

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...

Drive maintenance program initiatives by delivering engineering solutions that enhance safety, compliance, and operational efficiency, ensuring high aircraft availability while controlling costs and p...

Advance operational excellence by leading building automation systems for a global fleet, ensuring optimal coordination and continuous improvement of critical environments to meet AI workload demands...

Elevate core service reliability by leading SRE initiatives, developing infrastructure, and guiding engineering teams. Ensure robust, self-healing systems and influence best practices across the organ...

Engineer a secure digital landscape by leading a team to assess, evaluate, and enhance cybersecurity measures across classified information systems, ensuring compliance with government standards and f...

Contribute to cloud application migration and modernization efforts, leading development and technical implementation while enhancing user experience and business processes for NIH enterprise applicat...

Innovate and lead IT enablement projects across Finance, Legal, and HR, ensuring alignment with broader business strategies. Balance direct leadership of high-risk initiatives with coaching for tactic...

Transform IT management in a healthcare setting by leading a distributed team, ensuring security compliance, and enhancing support processes to drive operational efficiency and foster team growth acro...

Lead customer engagements and develop tailored solutions in electrical, mechanical, thermal, and digital domains to drive innovation and operational excellence through cross-functional collaboration...

Lead the design and development of innovative ServiceNow solutions, enhancing enterprise IT service management capabilities while collaborating with stakeholders to deliver scalable improvements and s...

Join a team that's expanding capabilities by leveraging SAP expertise to oversee technical projects, mentor junior administrators, and streamline solutions. Elevate your career in a dynamic environmen...