Application Administrator Jobs in Chantilly, VA

Analyze and provide support for IT systems, ensuring optimal performance and troubleshooting issues across client/server/storage/network devices while overseeing day-to-day operations and enhancing sy...

Develop and maintain secure Windows/Linux server environments while facilitating operational excellence in cloud infrastructure. Collaborate on automation solutions to enhance infrastructure capacity...

Take ownership of critical IT systems by providing top-tier technical support, diagnosing issues, and managing system infrastructure, ensuring optimal performance and reliability in a dynamic environm...

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...

Advance your career by architecting and maintaining high-performance Drupal-based solutions for key government entities, ensuring security, reliability, and integration on both cloud-hosted and on-pre...

Empower your career by sustaining and enhancing a vital Windows infrastructure. Collaborate with cross-functional teams to resolve complex system issues, enhance security, and optimize operations whil...

Transform cloud and physical infrastructure support by leading Tier 1, 2, and 3 operations. Collaborate with developers and customers to ensure optimal performance, security, and maintenance of system...

Elevate your career by overseeing systems design and engineering, ensuring compliance with security standards, and optimizing cloud solutions while mentoring fellow engineers to foster a culture of co...

Unlock your potential in a dynamic role focused on managing and optimizing IT systems. Engage in troubleshooting, capacity planning, and enhancing system performance to support client operations effec...

Champion IT excellence by managing system operations and support while ensuring effective troubleshooting and maintenance. Collaborate with teams to enhance client/server/storage/network performance a...

Partner with us to support, troubleshoot, and enhance IT systems, managing both day-to-day operations and escalations while ensuring optimal performance and reliability of diverse technological infras...

Join a team that's dedicated to ensuring seamless IT operations and user support. You'll manage daily system configurations, oversee troubleshooting, and enhance system performance across diverse IT e...

Tackle challenges in IT systems administration, enhancing operational efficiency and user support. Drive engineering solutions that optimize SIGINT production through troubleshooting, configuration ma...

Transform enterprise IT operations with your extensive experience in Windows migrations, Active Directory management, and server configuration. Drive compliance and efficiency in multi-domain environm...

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...

Empower your career by ensuring the integrity, security, and performance of enterprise-level database systems. Drive innovation through modern architecture and automation while collaborating with stak...

Drive progress at the forefront of national security by administering and supporting the ServiceNow platform, enhancing IT services through collaboration, configuration, and automation to meet evolvin...

Join a team that oversees enterprise systems infrastructure, ensuring operational excellence and system security. Engage in hands-on administration, monitoring, and automation to support high-availabi...

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...

Join a team that's dedicated to maintaining and enhancing network performance, security, and reliability. Collaborate in a dynamic environment, troubleshooting and optimizing network infrastructure to...

Unlock potential by managing and optimizing enterprise databases, ensuring system reliability and performance while collaborating in an Agile environment to meet customer needs...

Join a team that's optimizing Splunk architecture to enhance mission visibility. You'll play a critical role in reducing alert noise and designing impactful dashboards to drive action across a nationa...

Optimize the management of critical IT infrastructure, focusing on Windows Active Directory, virtual machines, and cloud instances. Collaborate with teams to enhance security measures and ensure compl...

Innovate your career by developing and maintaining dynamic SharePoint environments. Provide collaborative support to enhance workforce productivity, ensuring compliance while delivering effective IT s...

Transform JIRA administration by enhancing workflows, managing user permissions, and optimizing system performance. Collaborate with teams to improve project management tools while ensuring security a...