Field Assistant (Geophysics) in Sydney

Reliable and motivated Field Assistant to support engineering geophysical surveys and subsurface investigations. The successful candidate will work alongside geophysicists to assist with field equipment setup, geophysical data acquisition, survey measurements, field documentation and equipment maintenance. The role involves preparing and handling survey equipment, assisting with field measurements, collecting and recording data, maintaining equipment, and ensuring fieldwork is conducted safely and efficiently.

Key responsibilities

• Assist geophysicists with geophysical surveys at greenfield and brownfield sites, construction sites, roads, bridges, buildings, dams, pipelines and other infrastructure projects.
• Install, position and retrieve sensors, electrodes, geophones, cables and other field equipment.
• Assist with data acquisition using the appropriate geophysical instruments and software under the direction of the field supervisor.
• Assist with positioning equipment using measuring tapes, survey markers and GNSS devices.
• Manage simple field documentation.
• Help establish survey lines, measurement points, grids and reference locations.
• Participate in on-line or on-site inductions for project specific.

Working conditions

• The role may involve physically demanding tasks e.g., repeatedly swinging a sledgehammer on a metal plate, walking long distances while transporting equipment etc.
• Working outdoors in hot, cold, wet or windy conditions.
• Walking over uneven ground and working in remote or restricted-access locations.
• Carrying and moving field equipment, subject to safe manual-handling procedures.
• Early starts, extended field days, overnight travel or regional deployments.
• Working on weekends and public holidays.
• Working near construction activities, roads, excavations or operating machinery.
• Following project-specific requirements for site access, permits and safety.
• Undertaking specific courses, e.g., first-aid, 4WD, working at heights etc.

Requirements

• Construction Induction Card (White Card).
• Good physical fitness and ability to work outdoors for extended periods (up to 15 continuous days).
• Willingness to travel to field sites and work variable hours when required.
• Ability to follow technical instructions and established safety procedures.
• Basic mathematical skills and an ability to measure distances and record numerical data accurately.
• Good communication, teamwork and organisational skills.
• A responsible attitude towards equipment, data quality and workplace safety.
• Current driver's licence and the ability to travel to remote or regional sites, where required.
• Previous experience in geophysical surveys, geotechnical investigations, construction or field-based technical work.
• Familiarity with GPS/GNSS equipment, surveying tools, electrical testing equipment or data acquisition systems.
• Basic computer skills, including Microsoft Excel and electronic data management.