IT Infrastructure Administrator Jobs in Arlington, VA

Unlock your potential as a Systems Engineer specializing in HPC and GPU infrastructure. Design, develop, and optimize GPU clusters for Intelligence Community clients, ensuring high performance and rel...

Optimize system performance and reliability as a Level 3/4 System Administrator, supporting real-time operations through effective troubleshooting, documentation, and maintenance of Windows and Linux...

Transform your career by designing scalable ServiceNow solutions, leading ITSM and automation implementations, and integrating AI capabilities to enhance operational efficiency in a hybrid/remote envi...

Engineer robust network solutions, ensuring seamless data communication through installation, maintenance, and troubleshooting of critical systems. Collaborate on security compliance and optimize perf...

Join a team that's enhancing critical networks through configuration, maintenance, and troubleshooting. Utilize your expertise in data communications to support operations and ensure system integrity...

Elevate critical network infrastructure by designing, building, and securing solutions for defense and intelligence missions. Collaborate on scalable network strategies while ensuring robust security...

Champion the development and integration of complex systems, ensuring alignment with operational needs and technical requirements throughout their lifecycle. Collaborate with teams to enhance solution...

Engage with us to support systems from concept through deployment, ensuring operational requirements are met. Collaborate with teams to define technical needs and enhance system performance throughout...

Lead the charge in ensuring reliable operation of software systems and networks across multiple locations. Optimize environments, troubleshoot issues, and provide user training while maintaining secur...

Drive innovative ICT solutions by leveraging your expertise in infrastructure design and consulting. Collaborate with a team to tackle complex projects, ensuring alignment with client goals while prov...

Lead and innovate within UJET's Core Infrastructure team, focusing on cloud-native services. Shape strategies for scalable solutions that empower engineers and optimize the infrastructure for thousand...

Lead critical infrastructure projects in data centers, optimizing space, power, and cooling. Oversee multi-disciplinary teams, ensuring project execution aligns with strategic goals while innovating s...

Elevate your career by administering and optimizing Oracle databases in a mission-critical environment. Collaborate with cross-functional teams to ensure high availability and security while modernizi...

Unlock potential by configuring and sustaining advanced network infrastructures, collaborating with teams to support Cisco and Arista devices, and driving modernization efforts in cloud and containeri...

Empower network modernization by configuring and sustaining Cisco and Arista infrastructure. Collaborate with teams to support operational needs, troubleshoot issues, and design innovative solutions f...

Empower client success by managing projects that enhance technology deployment and improve processes with a focus on KPI development and business analysis. Engage effectively with VIP clients to drive...

Join a dynamic team as a hands-on architecture expert, driving enterprise mobility and device management solutions. Shape security, integration, and compliance strategies across a multi-partner enviro...

Join us to shape the future of enterprise mobility and endpoint security. In this hands-on role, you'll design, integrate, and enhance Microsoft Intune within a multi-partner environment, ensuring sec...

Drive the design and management of cloud infrastructure, ensuring secure, scalable systems that align IT operations with business goals. Lead initiatives in automation and DevSecOps to enhance operati...

Manage and optimize complex systems and infrastructure, ensuring high availability and security. Collaborate with teams to implement innovative solutions, enhance performance, and maintain documentati...

Elevate your career as a Systems Engineer, designing and implementing critical systems. Leverage your expertise to enhance infrastructure, ensure system performance, and drive innovation while collabo...

Advance enterprise cybersecurity by architecting ICAM and Zero Trust solutions. Collaborate with teams to modernize identity governance and access management, ensuring secure and scalable frameworks t...

Empower your career by leading ICAM and Zero Trust architecture initiatives, driving modernization efforts across enterprise environments to enhance cybersecurity and identity governance while collabo...

Champion the management and support of IT systems within a dynamic PMO, ensuring operational excellence and security for critical enterprise-wide engineering contracts in the Intelligence Community...

Empower the organization by providing expert network engineering support, integrating cloud solutions, and ensuring seamless technology operations across teams to enhance infrastructure design and mai...