Systems Administrator Jobs in Old Greenwich, CT

Manage and enhance IT infrastructure by providing expert support across systems, servers, and networks while training technicians to resolve complex issues efficiently and ensuring optimal performance...

Lead implementation and support of advanced networking technologies, ensuring alignment with design and performance standards. Collaborate on complex projects while optimizing network security and inf...

Transform IT operations by ensuring infrastructure reliability and security. Oversee service delivery, manage user access, and enhance system performance in a collaborative, hybrid environment to driv...

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

Partner with us to manage IT infrastructure, executing upgrades and supporting innovative projects. Leverage your skills in server management, virtualization, and customer service to enhance operation...

Join a team that's driving IT excellence by maintaining, configuring, and operating government systems. Contribute your skills in troubleshooting, user support, and system optimization to ensure seaml...

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...

Drive the enhancement of network integrity security through effective development and maintenance of security systems, guidelines, and testing protocols, ensuring operational excellence and responsive...

Join a dynamic team as a Systems Administrator, managing our diverse infrastructure across Windows, Linux, and cloud platforms. Collaborate closely with various technology teams to evolve and maintain...

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...

Elevate your career by managing IT systems and ensuring optimal performance through maintenance, upgrades, and user training while delivering technical support to a diverse team and maintaining confid...

Pioneer the evolution of IT infrastructure by enhancing in-house and cloud services, supporting critical systems, and ensuring robust performance. Collaborate with teams to implement cutting-edge tech...

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...

Partner with us to manage user security and access across systems while ensuring compliance with IT security policies. You’ll collaborate with teams globally to resolve issues and streamline security...

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...

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...

Join a team that's dedicated to enhancing security and efficiency through the administration of key Identity and Access Management technologies while supporting critical IT projects across the univers...

Deliver exceptional technical support while optimizing critical technology infrastructure to minimize operational disruptions, ensuring services run smoothly and effectively for our clients and stakeh...

Transform our desktop and security operations by managing end-user devices, ensuring compliance and security protocols while providing exceptional support to enhance overall efficiency and reduce oper...

Innovate IT solutions by providing hands-on technical support, managing networks, and enhancing infrastructure. Collaborate with teams to drive improvements in user experience, security, and operation...

Elevate your career by managing and supporting IT infrastructure, ensuring optimal performance and security across Windows servers, Azure, ERP systems, and SQL databases. Collaborate on projects while...

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...

Transform operations by overseeing the configuration, maintenance, and troubleshooting of systems in an enterprise data center. Leverage your expertise to optimize resources, enhance monitoring qualit...

Transform your career by providing technical support for MTA's complex server and storage environments. You'll work collaboratively with IT teams to ensure optimal system performance and assist in the...

Join a team that's dedicated to maintaining server infrastructure across both cloud and on-premises environments, ensuring security and performance while collaborating with IT professionals on innovat...