Chicago, Dallas, Los Angeles, San Diego, Boston, Detroit, Sacramento and San Francisco PRIMARY FUNCTION Harley Ellis Devereaux is actively growing our Engineering staff across the country.  As a part of this effort we are seeking a Mechanical Engineer to join our team in our Mission Critical Sector. This role offers the successful candidate the opportunity to grow with the company, and partner with team members across the country. As a Mechanical Engineer at HED you will be responsible for the design and technical systems for large, complex projects from concept development through construction administration, while providing leadership to less tenured engineers and engineering designers.  You will have guidance from t