IT Infrastructure Administrator Jobs in Fairfax, VA

Engineer robust enterprise infrastructure solutions, ensuring optimal system performance and capacity. Collaborate with teams to develop network designs, enhance system capabilities, and address compl...

Take ownership of the administration and support of global physical security systems, including CCTV, access control, and related infrastructure. Collaborate with cross-functional teams to ensure syst...

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

Unlock potential by joining a dynamic IT Infrastructure team to design and manage hybrid systems, ensuring efficiency, security, and seamless collaboration across technologies while leveraging automat...

Altus Consulting is looking for a detail-oriented Systems Administrator to manage and maintain IT infrastructure, ensuring its stability and security. The role involves installing and configuring syst...

Elevate network infrastructure management by overseeing lab operations, optimizing resource allocation, and ensuring performance across R&D and PoC environments while implementing best practices to pr...

Contribute to critical infrastructure solutions by supervising system operations, optimizing performance, and ensuring quality support. Engage with innovative technologies to enhance user experience a...

Oversee critical IT systems to ensure operational efficiency and security. Collaborate with teams to troubleshoot, manage infrastructure, and provide tiered support for technology resources that bolst...

Drive system administration excellence by managing complex infrastructures, creating technical designs, and optimizing operations. Collaborate with cross-functional teams to enhance capabilities and m...

Optimize system operations and administration by leveraging expertise in modern OS, network architectures, and configuration management. Collaborate with teams to define solutions, enhance performance...

Reimagine cybersecurity strategies by safeguarding systems, data, and identity. Take ownership of incident response, vulnerability management, and governance to strengthen security posture and effecti...

Transform mission-critical systems as a Systems Administrator, ensuring the reliability and security of cloud infrastructures. Collaborate across teams to automate processes and enhance software deliv...

Support our mission by providing expert Linux administration in a dynamic enterprise environment. You'll install, configure, optimize, and secure systems while ensuring compliance with industry standa...

Join a team that's dedicated to maintaining robust IT infrastructure, overseeing system administration, managing user accounts, and ensuring high-level support for software development on various netw...

Transform your expertise to drive the efficient operation and maintenance of network services, ensuring user satisfaction and robust support for software development in a dynamic environment...

Transform infrastructure management by delivering automated solutions, ensuring compliance, and optimizing security measures. Collaborate across teams to maintain system integrity and performance, dri...

Join a team that's committed to optimizing IT system performance, troubleshooting issues, and supporting essential operations. Utilize your skills to manage and maintain critical IT infrastructures in...

Lead the transformation of hybrid infrastructure to a fully Azure-native ecosystem by managing and optimizing network performance while ensuring secure and efficient migration and automation processes...

Lead daily operations and maintenance for IT systems, enhancing HPC capabilities while providing top-tier technical support across multiple sites and locations, ensuring optimal performance and user s...

Transform IT systems management by overseeing infrastructure operations, ensuring compliance, and troubleshooting for optimal performance. Collaborate with teams to maintain security protocols and enh...

Lead and innovate as you drive automation and efficiency in technology solutions. Oversee a talented Engineering team to enhance operational standards and streamline processes, collaborating with stak...

Unlock potential by leading the planning and implementation of Azure Virtual Desktop environments while ensuring optimal user experiences and security measures across the organization. Collaborate and...

Join an innovative team to design, implement, and manage Azure Virtual Desktop environments, ensuring security and performance while enhancing user experiences through strategic planning and expert ex...

Grow your career with a team that ensures the reliability, security, and availability of enterprise IT systems across multiple global environments, providing essential support and operational continui...

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...