The salary trajectory of a Geotechnical Engineer ranges between locations and employers. The salary starts at A$0 per year (estimate) and goes up to A$0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Geotechnical Engineer at SMEC is A$113,953 per year or A$55 per hour, but some professionals have reported earning up to roughly A$172,507 per year (90th percentile). The typical pay range is between A$92,294 (25th percentile) and A$142,087 (75th percentile) annually. This is based on 24 salaries submitted by SMEC Geotechnical Engineer professionals on Glassdoor, as of Jul 2026.