Plan, develop and coordinate activities focused on design, development, coding, testing, research, programming and documentation for software systems, applications and/or operating systems in conjunction with equipment designers and/or hardware developers. Perform modeling, designing, and coding activities, employing structured methods. Review design documentation for all levels of the software development process. Creation and execution of unit, integration, system, load and acceptance test plans and scripts. Software system testing procedures, and the documentation of results. Analysis of software requirements to determine feasibility of design within quality assurance, time and cost constraints.