IT Infrastructure Administrator Jobs in Washington, DC

Transform the R&D infrastructure by overseeing system operations, ensuring optimal performance, and collaborating across teams to drive innovation and efficiency in technology utilization, all while m...

Contribute to enterprise operations by administering Windows and Linux systems, ensuring security, availability, and performance while collaborating with senior engineers and supporting various infras...

Join a team that's vital to U.S. Navy mission readiness by ensuring secure, reliable network communications for critical training environments, enabling effective operations through high-performance n...

Contribute to the implementation and maintenance of Network Security Boundaries. Manage infrastructure and support day-to-day operations, monitoring, and troubleshooting for devices such as firewalls...

Develop and optimize Network Security Boundaries by providing implementation support, troubleshooting, and infrastructure management. Play a key role in maintaining system reliability while delivering...

Unlock potential by designing and supporting robust AWS infrastructures for enterprise ERP applications, specifically targeting Deltek Vantagepoint environments, ensuring high availability and optimiz...

Optimize system performance and security with proactive support for SaaS solutions. Collaborate within a dynamic team to enhance operational efficiency and service quality in response to user needs an...

CTC is seeking a Mid-Level Linux System Administrator to support the Intelligence Community in Laurel, MD. The role involves managing IT system infrastructure, providing support for critical enterpris...

Manage IT systems infrastructure, ensuring efficient operations and problem resolution. Support troubleshooting for various devices and systems, enhancing reliability and performance through effective...

Manage and maintain critical IT infrastructures for defense operations, ensuring security compliance and optimal performance across diverse systems in a classified environment. Collaborate with teams...

Help us maintain operational excellence in a high-profile DOD environment. As an Intermediate NOSC Technician, you will monitor, troubleshoot, and ensure secure IT services for mission-critical operat...

Optimize enterprise infrastructure projects by executing designs, conducting tests, and ensuring handoffs. Collaborate closely with architects and project managers while demonstrating strong communica...

Shape the future of IT support by delivering vital systems administration for mobile devices, facilitating communication and collaboration for first responders both domestically and overseas, and ensu...

Transform IT operations by managing systems administration, help desk support, and DevOps for a robust technological environment. Drive system optimization and ensure secure, efficient service deliver...

Manage and support the implementation and maintenance of Network Security Boundaries. Oversee daily operations, monitoring, and troubleshooting of network devices, ensuring optimal performance and rel...

Join our team to enhance Network Security Boundaries through operations, troubleshooting, and maintenance. Collaborate in a dynamic environment to optimize network performance and manage crucial secur...

Provide expert Tier II virtualization support, ensuring the stability and performance of the VMware infrastructure. Troubleshoot complex issues, perform maintenance, and guide Tier I staff while manag...

Join a team that's dedicated to enhancing enterprise virtualization through advanced VMware support. You'll tackle complex issues, ensure system stability, and maintain high availability across our vi...

Join us to provide Tier II technical support for enterprise virtualization, focusing on VMware technologies. You will troubleshoot advanced incidents, ensure system stability, and collaborate with tea...

Transform the identity management landscape by strengthening security protocols and ensuring the integrity of directory services. Drive collaboration and integrity as you enhance the organization’s id...

Lead the charge in maintaining secure, mission-critical IT systems by providing expert administration and troubleshooting for both Linux and Windows environments, ensuring optimal performance and comp...

Optimize platform deployments and customer support by effectively managing the Istari platform across diverse environments. Collaborate cross-functionally to ensure seamless infrastructure operations...

Grow your expertise by tackling complex infrastructure solutions, optimizing performance, and driving automation initiatives within a hybrid-cloud environment while leading cross-functional teams and...

Champion exceptional IT infrastructure solutions and end-user services by leading a diverse team that ensures secure, reliable, and scalable technology operations while collaborating with key stakehol...

Contribute to systems administration by managing daily operations, ensuring compliance and optimizing performance across Linux systems, cloud services, and automation tools, while leveraging extensive...