Develops project plans, defines project scope and timeline, identifies potential risks, develops contingency plans, provides cost estimates, identifies resource needs, tracks project progress, reviews milestones, resolves issues and conflicts, monitors and manages change, and prepares and presents status reports to management. Under general direction, the Principal Systems Engineer performs a variety of professional, technical, and systems programming and/or network administration duties involving the design, development, testing, implementation and maintenance of the software and hardware infrastructure and connectivity capability between different platforms that manage information technology resources and/or support the execution of automated applications.