Special Skills: Capable of working on multi-faceted projects of any magnitude under supervision; demonstrated ability to assist with complex projects on time and on budget while achieving company objectives; knowledge of a variety of mechanical, electrical, civil, structural, and process engineering discipline concepts, practices, and procedures. Job Details: The job responsibilities for an Engineer III include conceptualizing new projects, preparation of project estimates, development of layouts, creation of project schedules, and collaboration with the business to understand the financial viability of potential projects.