Geochemists monitor developments in the earth's chemical composition by undertaking analysis of rock and other environmental samples.

Works on ways of producing energy from renewable or sustainable sources such as wind power, solar power or biofuels, or on more traditional sources such as oil and gas.

Aims to understand how the structure and function of the brain relate to specific psychological processes and behaviors. How we can use this information to help people with neurological and neurodevelopmental conditions.

Writes music tailored for video games and interactive experiences.

Listens to, supports and tries to help people as they sort out their personal issues.

Studies animal, plant and microscopic life in oceans.

Works with iron or steel to create custom objects such as iron gates, grills, ornamental railings, candlesticks, light fixtures, furniture, sculptures, tools and horse shoes.

A Blacksmith is a recognised craftsperson.

Political researchers carry out research for Members of the Dail (TDs), political parties or research institutions.

Matte Painters digitally paint elements and work with live-action footage, digital still photography, and rendered CG elements to create photorealistic matte-painted environments that are seamlessly integrated into the film.

Operate or tend to washing or dry-cleaning machines to wash or dry-clean industrial or household articles.

Farm workers carry out the general duties and heavy labour involved in running a farm.

Install window frames and windows into new and existing buildings. They may also fit conservatories and doors with glass panels.

Bakes and decorates bread and confectionery of all kinds.

Works in a butchers shop preparing meat for sale to the public.

Works in the cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants. They examine trees to assess their condition before determining appropriate action.

Installs, services, maintains and repairs electrical wiring and connects to power in all type of buildings from domestic to industrial.

Specialises in identifying faults, repairing, overhauling and maintaining farm tractors and farm machinery.

Performs repairs, safety checks and maintenance on aircraft.

Works on a construction site building walls and other structures using bricks, blocks or other materials.

The craft of carpentry and joinery is varied. It includes setting out, production and assembly of joinery such as stairs, doors, windows, floors and built-in furniture.

Service and maintains all the equipment and machinery used on construction plants.

Installs, services, maintains and repairs electrical wiring and connects to power in all type of buildings from domestic to industrial.

The Electrical Instrumentation technician is concerned with the installation, commissioning and maintenance of electrical wiring systems including pneumatic, electrical, electro-mechanical, electronic, micro-processor and computer-based equipment.

Electronic security system (ESS) technicians deal with proper installation and maintenance of burglar alarms, fire alarms, closed circuit security, cameras and access control systems.