UNIX System Administrator Jobs in Milwaukee, WI

Join a team that ensures secure, compliant IT operations for mission-critical services. As a System Administrator, you'll manage server environments, support cybersecurity protocols, and collaborate w...

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...

Deliver expert administration and management of ClearPath OS2200 systems, ensuring optimal performance and security. Collaborate with teams to enhance services, support integration, and drive continuo...

Join a high-impact Agile team to enhance mission-critical systems in AWS, ensuring optimal performance and reliability while driving operational excellence across diverse cloud infrastructure and appl...

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...

Drive operational excellence as a senior Linux systems administrator, optimizing and managing medical imaging systems. Collaborate with teams to enhance resilience, automate processes, and ensure reli...

Engage in advanced Linux/Unix systems administration within a dynamic NOC environment. Manage escalations, conduct troubleshooting, and maintain infrastructure reliability across multiple locations, e...

Join a team that's dedicated to maintaining and enhancing Linux/Unix environments through expertise in administration, troubleshooting, and proactive monitoring. Support critical operations while deve...

Deliver top-tier Linux/Unix systems administration while optimizing performance, troubleshooting complex issues, and ensuring compliance. Take ownership of operational reports and incident resolution...

Support systems administration by monitoring, troubleshooting, and optimizing network performance across development, testing, and production environments while ensuring compliance with operational st...

Take ownership of advanced Linux/Unix systems administration in a 24x7 NOC environment, ensuring reliability, performing troubleshooting, and managing software packages across multiple locations for o...

Join a team that enhances system performance by ensuring the reliability and security of RHEL Linux systems while automating processes with Ansible, contributing to operational efficiency and infrastr...

Optimize our ServiceNow platform to enhance efficiency and reliability. Play a key role in troubleshooting and improving service delivery across our organization, utilizing your expertise in system ad...

Grow your career by managing and optimizing our ServiceNow platform, enhancing service delivery, and providing technical support. Collaborate with teams to streamline processes and monitor performance...

Play a key role in optimizing and supporting our ServiceNow platform, ensuring efficient service delivery and enhancing user experience across the organization, while tackling technical challenges and...

Optimize the ServiceNow platform to enhance operations and support our growing company. Take charge of issue resolution, system performance, and custom reporting to ensure seamless service delivery ac...

Unlock potential by designing and managing VMware vSphere environments while implementing disaster recovery solutions. Collaborate in cross-functional teams to enhance capacity and optimize performanc...

Lead security initiatives to safeguard IT operations and enhance resilience. Collaborate with teams to implement effective security measures and manage applications, delivering a robust defense agains...

Shape the future of IT security by managing systems to strengthen resilience and protect against evolving threats. Collaborate with teams to design robust security practices while driving seamless ope...

Champion IT security by enhancing our defenses against cyber threats. Collaborate across teams to ensure robust systems and a secure environment while fostering awareness and compliance throughout the...

Protect systems for a dynamic enterprise! Join our IT security team to manage controls, enhance resilience, and combat evolving threats while supporting vital business operations and maintaining a str...

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...

Accelerate progress at a pivotal role ensuring optimal performance of the ServiceNow platform, handling system upgrades, user management, and complex problem resolution, while collaborating with stake...

Join a team that's transforming cloud infrastructure by designing secure, scalable solutions. Leverage your expertise in AWS and Azure while collaborating across teams to optimize performance and ensu...