UNIX System Administrator Jobs in Arlington, VA

Optimize infrastructure by collaborating with teams to deploy and support advanced virtualization and systems engineering solutions, ensuring operational continuity across multiple data centers and en...

Join a dynamic team to optimize IT systems through troubleshooting, maintenance, and support. Lead implementation and management of diverse technologies within a collaborative environment focused on d...

Shape the future of high-performance lab technologies by managing Linux system infrastructures, ensuring optimal operations, and enhancing cybersecurity measures across dynamic environments...

Join us to lead complex system integrations in secure environments, configuring and optimizing Linux and Windows systems. Your expertise will bridge hardware implementation and cybersecurity, enhancin...

Innovate IT solutions by providing comprehensive desktop support, managing systems, and enhancing infrastructure performance while ensuring data security and interoperability across platforms...

Champion program success by leading contract delivery and client engagement, ensuring high performance across all deliverables and schedules while managing quality and risk throughout the project life...

Transform the enterprise digital asset services landscape by leading strategic initiatives, managing modernization efforts, and guiding diverse teams to ensure effective asset management and operation...

Optimize our IT infrastructure while providing exceptional support for desktop, cloud, and security operations. Engage with users, manage AWS/Azure environments, and ensure system reliability and secu...

Join a team that drives innovative cloud solutions and IT support. You'll enhance end-user experiences while ensuring robust security and seamless infrastructure management in both AWS and Azure envir...

Oversee the IT infrastructure support services, managing workflows and integrations while ensuring alignment with business needs across all service tiers. Drive improvements through automated processe...

Lead the charge in project coordination and management within architecture and engineering, ensuring efficient operations and delivery across all phases of the project lifecycle, while mentoring junio...

Transform robust infrastructure and deploy AI-driven solutions ensuring security and compliance. Collaborate across teams to enhance reliability, automate processes, and drive innovative deployments f...

Champion the evolution of cloud infrastructure and Kubernetes platforms, enhancing security services through automation and collaboration with development teams. Drive reliability and efficiency in pr...

Lead the charge in ensuring the security and compliance of complex systems by leveraging your cybersecurity expertise in this dynamic role, fostering collaboration across multiple teams and enhancing...

Grow your career with innovative cloud solutions, ensuring robust infrastructure and operational excellence in supporting critical space weather data analysis, while collaborating with dynamic teams f...

Provide comprehensive security administration support in a dynamic environment, ensuring the integrity of sensitive information while managing clearance processes and documentation for a government cl...

Take ownership of enterprise Windows systems administration, ensuring secure and reliable operations across multiple environments. Collaborate with cybersecurity and support teams to enhance system pe...

Advance your career by ensuring the stability and security of enterprise collaboration and reporting systems while supporting vital infrastructure services in a dynamic team environment focused on inn...

Collaborate to optimize and enhance enterprise infrastructure operations, ensuring system stability, security, and performance across platform services like SharePoint and SQL clusters while driving c...

Join us to lead the technical lifecycle of integrated enterprise systems, guiding the design and implementation of software solutions to meet complex organizational needs while collaborating with user...

Empower your career by designing and maintaining complex databases, ensuring data integrity and security, while leveraging your expertise in PostgreSQL and database management systems to enhance opera...

Unlock potential by guiding database design and administration, ensuring data integrity and security. Collaborate with teams to optimize PostgreSQL systems while maintaining high availability and perf...

Elevate your career by providing vital IT support to the Intelligence Community. Lead projects, troubleshoot complex issues, and ensure optimal system performance while collaborating with diverse team...

Elevate federal agency operations by automating complex workflows and scaling cloud infrastructure. Collaborate with teams to ensure resilient, secure, and optimized environments, driving mission-crit...

Join a dynamic team to lead and maintain critical IT systems for enterprise applications, ensuring security, reliability, and performance while mentoring others. Drive modernization efforts and suppor...