Application Administrator Jobs in Herndon, VA

Engage your expertise in managing and maintaining PeopleSoft applications, ensuring optimal performance, security, and reliability across development, test, and production environments while collabora...

Unlock potential by leading the planning and implementation of Azure Virtual Desktop environments while ensuring optimal user experiences and security measures across the organization. Collaborate and...

Join an innovative team to design, implement, and manage Azure Virtual Desktop environments, ensuring security and performance while enhancing user experiences through strategic planning and expert ex...

Unlock your potential as a System Administrator, guiding all phases of the system engineering lifecycle, producing vital technical documentation, and collaborating closely with a mission-driven team t...

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...

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...