28 May Day in the life A Day in the Life of an Expert Witness in Electrical Engineering and Construction Expert evidence, Construction, 10. Report Writing, 01. Starting your Expert Witness Business, 14. Giving Oral Evidence, 16. Maintaining your professional edge, Electrical Engineering, Construction and Engineering Expert Witness Roundt Efstathios Maliakis is senior electrical engineer with 20 years’ experience, including 10 years supervising the construction of power plants. A full time Expert Witness since 2021, he tells us what led him to the profession, why he feels he’s found his perfect match career-wise, and his advice for aspiring Expert Witnesses.