Responsible for developing, reviewing and/or approving Mechanical Engineering Design change packages and calculations in support of maintenance or capital projects at a nuclear power facility. Conceives, plans and coordinates investigations of considerable scope and complexity with unique or controversial problems which have a major effect on company projects and programs. Initiates and maintains extensive contacts with key individuals of other organizations, requiring skill in persuasion and negotiation of critical issues. This position is responsible for being a specialist and is considered an authority for the company in an area of technical responsibility. Provide leadership, guidance and instruction to less experienced staff members. Provide advanced technical advice to staff. Assist with supervision of staff on major projects. Regularly meets and corresponds with clients or outside personnel. Oversee a project team of 1 to 4 engineers, designers, and CADD personnel. Verify and/or perform all design calculations. Interface with clients on schedules, contracts, estimates, scope of work requirements, etc. Attend/conduct all required meetings throughout the project duration. Other duties as assigned.