Mechanical Engineer

Architect of the Capitol • Washington, DC • Posted July 04, 2026

About the Role

Summary This position is located in the Architect of the Capitol, Office of the Chief Engineer, Planning and Design Division, Planning, Energy, and Architecture Branch, Fire Protection and Mechanical Engineering Section. The selectee will be responsible for carrying out projects involving the design, installation, replacement, modernization, inspection and testing of central heating, cooling, and plumbing systems. Responsibilities ** Duties quoted at the GS-12 grade level. This is a career ladder position requiring the incumbent to perform progressively more complex duties and responsibilities leading to the full performance level. The individual selected for this position will perform the following: Design and Development Directs leading-edge design for a variety of mechanical systems focused on heating, ventilation and air conditioning (HVAC), refrigeration, plumbing, energy and water conservation, Building Automation System (BAS) and indoor air quality (IAQ). Ensures adherence to de...