IT Infrastructure Administrator Jobs in Addison, IL

Lead the charge in delivering enterprise IT infrastructure initiatives, focusing on cloud, network, and security. Collaborate with cross-functional teams to optimize performance and ensure alignment w...

Transform IT efficiency as a crucial member of the Infrastructure team. Lead the administration and automation of Microsoft cloud services, enhance security protocols, and support operational improvem...

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

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...

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...

Drive innovation in end-user computing by managing endpoints, enhancing user experience, and implementing security measures. Collaborate globally to establish technology standards, mentor junior engin...

Join a team that optimizes IT infrastructure through innovative solutions, ensuring system performance and security. You'll leverage your expertise to enhance networks and mentor junior staff while ma...

Lead and inspire a high-performing team focused on securing cloud infrastructure and modern application delivery. Drive enhancements in security architecture while advancing team skills in a collabora...

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...

Transform IT services by managing Windows/Linux systems, administering Active Directory, and ensuring network security. Collaborate with teams to enhance application performance and maintain data inte...

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...

Join a dynamic team as a Network Engineer to optimize and secure network infrastructure, troubleshoot complex issues, and enhance client collaboration in a fully remote environment...

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...

Join and enhance our IT security landscape, safeguarding operations through robust security measures, risk management, and collaborative strategies. Drive initiatives across teams to boost resilience...

Drive IT security operations by managing controls and fostering resilience. Collaborate to enhance our security posture and protect against evolving threats while effectively communicating technical c...

Take ownership of DLA's Okta environments, ensuring stable operation through planning, development, and optimization. Engage in end user support, conduct training, and guide on technology direction to...

Lead infrastructure initiatives by maintaining and optimizing network systems. Ensure high availability and reliability while managing upgrades, performance monitoring, and providing Tier-2/3 support...

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...

Transform the healthcare infrastructure for Veterans by leading modernization initiatives. Collaborate with diverse teams to design secure, scalable solutions and ensure compliance with federal standa...

Accelerate progress at IT operations by leading a team of analysts to ensure reliable support for hardware, software, and networks while driving efficiency, issue resolution, and service performance i...

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...

Elevate your career by leading product and partner strategies that drive $1.5B in revenue while cultivating key business relationships and maximizing profitability through innovative marketing plans a...

Transform the future of AI infrastructure by enabling seamless onboarding for customers. Collaborate with teams to enhance our product's capabilities and shift from bespoke solutions to scalable, auto...

Lead the charge in delivering expert technical support for innovative power and connectivity solutions, enhancing customer satisfaction through troubleshooting and effective communication in a dynamic...