IT Infrastructure Administrator Jobs in Fairfax, VA

Elevate our mission by leveraging your expertise in Linux systems administration. You will configure, maintain, and optimize key components in a secure environment, driving efficiency and reliability...

Champion SharePoint administration to enhance documentation management for the Army National Guard, ensuring compliance and security in a complex enterprise environment supporting thousands of users a...

Join us to leverage your Windows Server expertise in a dynamic role focused on infrastructure management, security compliance, and customer-driven solutions. You'll play a key part in optimizing perfo...

Join a dynamic team as you manage and optimize computer networks, ensuring efficient performance and robust security in a collaborative environment while providing top-notch technical support and prob...

Support and optimize IT systems as a proactive System Administrator, driving trouble resolution and operational efficiency across multiple platforms while enhancing user experience and system performa...

Optimize multi-user systems operations by managing resources, security, and user interactions. Lead installations and provide technical recommendations to enhance performance and ensure efficient comp...

Join a team that's dedicated to enhancing Azure cloud infrastructure while supporting critical applications through innovative engineering practices, collaboration, and operational excellence in a dyn...

Empower your career by leading IT strategies and compliance initiatives. Join us in shaping enterprise technology solutions, from security compliance to infrastructure modernization, ensuring seamless...

Drive ITSM platform efficiency by overseeing operations and maintenance tasks. Collaborate on system design and deployment while providing proactive support on ServiceNow for incident management and p...

Optimize cloud engagement kits for rapid deployment and secure operations, providing essential support for the nation's cybersecurity efforts by ensuring mission-critical systems are available and rel...

Lead the charge in managing IT systems infrastructure, ensuring seamless operations, troubleshooting, and compliance while providing expert support for network devices and client/server solutions acro...

Advance web development projects by creating secure, scalable applications while collaborating with cross-functional teams to deliver optimal user experiences and ensure adherence to quality standards...

Manage complex system administration in a secure cloud environment, ensuring robust operations while collaborating with a dynamic team. Drive system updates, enhance performance, and support infrastru...

Transform the ServiceNow platform as a technical leader driving governance, strategy, and delivery while mentoring a high-performing team to enhance enterprise operations and AI integration. Be the ke...

Support and optimize ServiceNow administration to enhance IT service delivery. Engage with stakeholders to refine workflows and maintain system integrity while ensuring effective reporting in a missio...

Manage global infrastructure operations and systems for diverse applications and networks, ensuring high service levels and overseeing technical teams across multiple locations while supporting enterp...

Contribute to mission-critical modernization initiatives as a DevOps Engineer, focusing on automating and maintaining complex distributed systems in cloud environments. Drive improvements in reliabili...

Innovate and implement robust network solutions by maintaining computing environments, analyzing network requirements, and enhancing performance across various architectures to ensure optimal connecti...

Optimize cloud infrastructure by managing AWS resources and maintaining Linux systems. Collaborate with teams to ensure performance, security, and automation, enhancing operational efficiency across c...

Execute network management strategies to enhance infrastructure performance, ensuring reliability and security. Collaborate cross-functionally and lead junior engineers to optimize networking solution...

Provide full operational management of high-performance computing systems, ensuring optimal performance and security. Collaborate with teams to troubleshoot complex challenges while maintaining a proa...

Drive technical leadership by overseeing Windows systems administration for mission-critical environments, ensuring operational excellence while providing Tier 2 and 3 support and managing a skilled t...

Analyze and support enterprise network operations within a DoD environment. Utilize advanced monitoring tools to enhance network performance and compliance, maintaining critical infrastructure and ens...

Join a dynamic team to monitor, maintain, and support IT and electronic security systems for various clients while providing Tier 1 helpdesk assistance and ensuring compliance with system standards. F...

Unlock potential by engineering secure, high-availability networks that enhance national criminal justice operations. Collaborate across teams to maintain infrastructure, troubleshoot issues, and supp...