Radiation therapists design, plan and administer radiation treatment to cancer patients, and provide related care to patients in conjunction with radiation oncologists or other medical specialists.

Refrigeration and air conditioning mechanics select components, assemble, install, test, fault-find, service and repair industrial, commercial and domestic refrigeration and air conditioning systems in homes, shops, factories, office buildings, hospitals, supermarkets and cold stores.

Research and development managers plan, administer and review the research and development program and activities of an organisation.

Research officers plan and conduct research into a variety of issues or areas.

Safety inspectors inspect machinery, equipment, working conditions and public places to ensure they conform with government and industry standards and regulations for occupational health and safety.

Sales representatives (IT) promote the sale of computer hardware, software and IT services.

Sampler testers assist engineers, technical officers and other laboratory staff by collecting and preparing samples, carrying out experiments, making measurements with scientific equipment, recording results and presenting results for critical analysis. Sampler/Testers carry out basic sampling and testing, record and present results and clean, maintain and set up equipment for use in experiments. They play an important role in manufacturing quality control.

Science field officers perform support functions in the field by making observations, collecting and analysing samples, recording information, and looking after the practical tasks involved in maintaining a remote field operation, or operating a city-based office, laboratory or workshop. They may specialise in a number of different areas, such as agriculture, environment, forestry, geoscience and marine science.

Ships' masters oversee navigation and manage the operation of ships at sea, in port and at anchor. They consult weather forecasts, make voyage plans and conduct equipment and inventory inspections in preparation of a vessel leaving port.

Shipwrights construct, fit out, commission and repair all types of vessels from small pleasure craft through to a range of competitive, commercial and naval vessels. These vessels are built from a range of materials including metal, wood, aluminium, fibreglass, plastic, composites or ferro cement (reinforced cement or concrete).

Sociologists study the development, structure, social patterns and interrelationships of social groups and human societies.

Specialist medical practitioners (specialists) diagnose and treat physical and mental illnesses and disorders using specialised testing and diagnostic, medical and surgical techniques.

Speech pathologists diagnose, treat and provide management services to people of all ages with communication disorders, including speech, language, voice, fluency, social communication and literacy difficulties. They also work with people who have problems with chewing or swallowing.

Statisticians design and apply statistical techniques for creating, collecting and analysing data to draw conclusions, inform decision-making and direct policy within areas such as science, technology, medicine, education, business, finance and government.

Surgeons operate on patients to repair injuries, prevent and treat diseases, correct deformities, and improve human bodily functions and appearance.