Plumbers serve in the Royal Australian Engineer Corps, in both Construction Squadrons and Combat Engineer Regiments. Plumbers are responsible for performing advanced drainage, sanitary, water supply, roof plumbing, intermediate gas and mechanical services. Plumbers also perform plumbing and general building tasks associated with the construction, repair and maintenance of vertical and horizontal structures and the provision of engineering services.

Plumbers are required to perform the following duties:

• apply plumbing trade skills;
• check stores, materials and equipment;
• conform to Quality Assurance (QA) requirements;
• assist in site preparation;
• interpret Government sponsored building standards, codes and regulations;
• interpret technical literature and data from various sources;
• assist in planning for building tasks;
• assist in the maintenance of workplace health and safety;
• maintain tools and equipment;
• assist with the preparation of bills of materials;
• conduct site inspections for minor construction tasks;
• provide advice to, and liase with project personnel on matters relating to plumbing and construction requirements;
• order and purchase project stores;
• assist in site set-out;
• provide workplace training for non-skilled labourers;
• provide detailed site sketches;
• interpret plans, specifications and drawings;
• assist in the compilation of specifications, scope of works and cost estimates;
• comply with simple procurement procedures;
• assist in the performance of combat engineering tasks;
• deploy to the field;
• perform administrative duties commensurate with rank;
• provide plumbing/construction support during Exercises/Operations; and
• perform military duties.