This mid to senior level Plumbing Designer or Engineer role supports diverse sectors including high-rise multifamily, commercial offices, and retail projects. The position involves designing comprehensive plumbing systems such as water, gas, sanitary, and storm loads, while coordinating with civil engineers and architects. Key responsibilities include developing construction documents from schematics to final drawings, managing project specifications, and overseeing construction administration through submittal reviews and RFI responses. The role appeals to professionals seeking to work on sustainable projects with a focus on energy-efficient solutions and emerging technologies like heat pump systems. The team operates in a collaborative, multidisciplinary environment with a hybrid work arrangement based in the Seattle area, offering opportunities for technical growth and the development of industry standards.