Geotest Services Pty Ltd is a well-established geotechnical testing company servicing the Sydney metropolitan area and surrounding regions. With a strong reputation within the construction industry, we provide a range of field and laboratory testing services to support major civil, infrastructure and construction projects.

We are currently seeking an experienced Field Technician to join our team, primarily working across North West and South West Sydney .

About the Role

This is a hands‑on field‑based position suited to someone who enjoys working outdoors, visiting different project sites and taking responsibility for delivering accurate and reliable testing results.

The successful applicant will undertake geotechnical field testing and sampling across a variety of construction and civil projects, while working closely with our clients, site personnel and internal team.

Level 1 supervisory experience is essential for this position.

Key Responsibilities

Conduct geotechnical field testing and sampling in accordance with relevant Australian Standards and company procedures

Undertake Level 1 supervision and associated field testing activities

Perform in‑situ soil testing and other geotechnical field investigations

Collect, label and manage soil and material samples

Accurately record field data, test results and site observations

Complete field reports and documentation in a timely manner

Communicate professionally with clients, site supervisors and project personnel

Maintain testing equipment and ensure it is kept in good working condition

Follow all workplace health and safety requirements and site‑specific procedures

Travel to various construction and civil project sites throughout Sydney

Work independently while maintaining communication with the office and broader Geotest team

About You





We are looking for someone who is reliable, practical and takes pride in producing accurate work.

To be successful in this role, you will have:

Previous experience as a geotechnical field technician

Level 1 supervisory experience – essential

Knowledge and practical experience with geotechnical field testing

An understanding of relevant Australian Standards and testing procedures

A current NSW Driver Licence

Solid attention to detail and accurate record keeping

Good communication and interpersonal skills

The ability to work independently and manage your time effectively

A strong commitment to workplace health and safety

The ability to work outdoors in a range of weather and site conditions

A professional and reliable approach to working with clients and project teams

What We Offer

Full-time employment with an established and reputable geotechnical company

Competitive salary based on experience and qualifications

Consistent work across North West and South West Sydney

Variety of construction, civil and infrastructure projects

Supportive and experienced team environment

Opportunities to further develop your technical skills and experience

Company‑provided equipment and training

Long‑term employment opportunity for the right person

About Geotest Services

Geotest Services Pty Ltd has been operating since 1999 , providing geotechnical testing services to the construction, civil and infrastructure industries.

We pride ourselves on providing reliable testing services, quality workmanship and responsive customer service. Our team works across a diverse range of projects throughout Sydney and surrounding areas.

If you are an experienced Field Technician with Level 1 supervisory experience and are looking for a long‑term opportunity with an established company, we would like to hear from you.

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📌 Field Technician – Geotechnical Testing (Blacktown)
🏢 Geotest Services
📍 Blacktown