540.co Jobs in Arlington, VA

540 is looking for a Full Stack Developer that will be working on an existing Confluence-based application serving as a centralized, searchable, authoritative document repository. This application is ...

540 is seeking a hands-on Lead Application Developer to provide both technical leadership and direct development support for a high-performing team. This working lead role is responsible for planning ...

540 is looking for a Lead Test Engineer to drive the development and execution of testing strategies across complex software and hardware systems. This role is a working team leader, responsible for e...

540 is looking for a skilled and strategic Technical Project Manager to lead and manage all aspects of a high-visibility task order supporting software systems development. The PM will provide leaders...