IT Infrastructure Administrator Jobs in Arlington, VA

Elevate your career by protecting digital assets and enhancing security posture through advanced cybersecurity tools and proactive monitoring, contributing significantly to mission-critical national d...

Grow your career with an experienced Linux team by maintaining and enhancing the software and hardware environment, ensuring effective integration and security across the organization’s operating syst...

Help us design and maintain resilient infrastructure for high-volume data operations. Collaborate with teams to automate cloud environments, ensuring efficient application performance using modern too...

Shape the future of mission-critical systems by providing Linux admin support, ensuring smooth operations and system integrity through expert troubleshooting and management in a dynamic, collaborative...

Unlock your potential by managing enterprise-level IT projects and supporting critical operations in a remote environment. Collaborate with stakeholders to ensure seamless customer-facing solutions an...

Join a team that's redefining desktop virtualization by providing expert support for VDI systems in a dynamic environment. Collaborate to optimize performance and elevate customer experiences while me...

Join a team that's enhancing IT effectiveness by designing and maintaining a secure virtual infrastructure. Contribute to mission success through effective management of VMware technologies and suppor...

Join a dynamic team to enhance DevOps processes, automate deployment, and ensure high-quality application performance across environments. Collaborate with key stakeholders to refine strategies and ma...

Champion the maintenance and optimization of RHEL infrastructures while ensuring system security, performance, and reliability for critical operations. Collaborate across teams and lead initiatives th...

Tackle infrastructure challenges by defining standards, driving strategy, and earning trust across development teams. As a Staff Engineer, influence platform policies, oversee CI/CD practices, and enh...

Bring your expertise to ensure the security and operational resilience of Windows-based infrastructure. Collaborate in a dynamic environment with cybersecurity professionals to implement and maintain...

Engineer Windows-based infrastructure security and resilience. Collaborate closely with cybersecurity teams to implement secure server configurations and manage identity solutions, ensuring operationa...

Manage and secure Windows-based infrastructure, ensuring compliance and operational resilience. Collaborate with cybersecurity teams to implement hardening and identity management solutions that prote...

Oversee and optimize network infrastructure, ensuring performance, security, and availability. Collaborate with teams to address complex issues and implement cutting-edge technologies while providing...

Reimagine network administration by ensuring optimal performance, security, and reliability of network systems. Collaborate cross-functionally while maintaining infrastructure that supports critical s...

Lead the administration and optimization of enterprise IT systems, ensuring reliability, security, and performance across Windows, Linux, and UNIX environments while delivering exceptional technical s...

Contribute to the support and management of computer systems across networks, enhancing operations for government organizations while collaborating on cybersecurity initiatives and infrastructure upgr...

Engineer and oversee the functionality of critical IT systems in a multi-network, secure environment. Collaborate with a dynamic team to support an Intelligence Community client through innovative des...

Unlock potential by driving the onboarding of DIB companies through project support and tech integration, utilizing your expertise in Linux and container orchestration within a collaborative team envi...

Contribute to the efficient onboarding of DIB companies by leveraging diverse technical skills in Linux, Docker, and Kubernetes, ensuring robust support for complex projects and programs that drive im...

Transform complex network environments by providing vital system administration support. You'll ensure optimal performance and security for distributed systems, driving continuous improvements in effi...

Advance your career by providing vital system administration support in a dynamic environment. Collaborate with a dedicated team to enhance operational capabilities and maintain complex IT infrastruct...

Accelerate progress at the forefront of Linux/UNIX system administration, ensuring high availability and robust security for Army command-and-control mission systems while providing technical leadersh...

Join a team that's driving excellence in Linux/UNIX systems administration. Lead technical initiatives, oversee security, and ensure top performance for mission-critical Army command-and-control syste...

Reimagine cybersecurity solutions by managing the Technical Engagement Network Lab, driving innovation and collaboration in advanced cybersecurity capabilities that support mission success and operati...