Performs engineering work. Work involves job rotation, training and continuing education in design, construction, construction inspection, maintenance, surveying, environmental and/or transportation operations-related activities with the intent to actively pursue engineering licensing/registration through appropriate training and exams. Design activity is supervised by a licensed professional engineer who has authority for final approval of all projects. Work requires contact with local governmental representatives, engineering contractors and private entities. Employees at this level perform work independently on assignments; however, all unusual issues are referred to the supervisor.Essential Duties:Engineering Assistant II:Actively prepares for professional engineering licensing/registration through appropriate training and exams and completion/maintenance of required documentation.Applies engineering principles, methods and techniques to a wide variety of transportation-related activities.Assists with contract administration for construction and maintenance projects to ensure contractor compliance.Participates in Career Development for the Engineering Assistants program which includes job rotation, training and continuing education.Performs construction inspection and material sampling/testing.Performs engineering-related calculations and drafting/design work.Performs engineering-related planning, design, data collection, evaluation and analysis activities.Performs research and problem solving of engineering-related problems.Prepares and checks plans, specifications and estimates (PSE) and designs.Performs other job responsibilities as assigned.Engineering Assistant III:Actively prepares for professional engineering licensing/registration through appropriate training and exams and completion/maintenance of required documentation.Applies engineering principles, methods and techniques to a wide variety of transportation-related activities.Assists with contract administration for construction and maintenance projects to ensure contractor compliance.Performs advanced and specialized engineering design work.Performs engineering-related calculations and drafting/design work.Performs engineering-related planning, design, data collection, evaluation and analysis activities.Prepares and checks plans, specifications and estimates (PSE) and designs.Prepares drawings and exhibits to support public involvement.Reviews construction plans prepared by consultants.Performs other job responsibilities as assigned.