Assistant Geotechnician

SGS Australia is a leading provider of Testing, Inspection, and Certification services, supporting multiple industries across the country with trusted expertise and technical excellence. Backed by SGS's global legacy of over 140 years, we operate one of the largest networks of accredited laboratories and field facilities in Australia, with a network of more than 50 offices and laboratories and over 1,400 employees across Australia. 

Our Construction Materials Testing (CMT) division supports critical infrastructure, mining, and construction projects through reliable, NATA accredited testing in line with Australian and international standards.

Join our CMT team in Malaga and support our growing operations in concrete, aggregate, masonry, and rock mechanics testing. We are seeking Assistant Geotechnicians with hands-on experience or a strong interest in materials testing, especially in strength, durability, and compliance testing of construction materials.

This role will involve field sampling and laboratory-based testing in line with AS 1012, AS 1141, AS 4456, AS 4133, and other relevant Australian Standards.

Key Responsibilities:

• Prepare and process samples of concrete, aggregate, rock, and masonry for laboratory testing.
• Conduct field and lab-based tests such as:

1. Concrete slump and cylinder casting (AS ,
2. Aggregate grading and flakiness index (AS 1141 series)
3. Rock uniaxial compression and point load index (AS 4133 series)
4. Masonry block compressive strength (AS

• Assist with equipment setup, calibration, and routine maintenance.
• Record, log, and communicate test results accurately.
• Maintain a clean, safe, and NATA-compliant work environment.
• Support other CMT tasks as required, including sampling, sample preparation, and field density testing.

Why Join SGS?

• Work in a well-equipped, NATA-accredited lab with a focus on high quality construction materials testing.
• Contribute to major infrastructure and mining projects across Western Australia.
• Career pathways into Geotechnician and Senior Technician roles.
• Supportive team culture focused on safety, development, and quality.
• Remuneration in line with the SGS Australia Enterprise Agreement 2025, including overtime and shift rates where applicable.
• Training provided for the right candidates.

Ideal Candidate Profile

• Certificate III or IV in Laboratory Techniques, Construction Materials Testing, or related field (preferred).
• Previous experience in concrete, aggregate, rock, or masonry testing (field or lab).
• Understanding of relevant Australian Standards (e.g., AS 1012, AS 1141, AS 4133, AS 4456).
• Physically fit and comfortable handling heavy materials and outdoor work.
• Current WA C Class Driver's Licence (required).
• White Card (preferred).

WHY WORK FOR SGS?

Working at SGS means joining an innovative, Global company. Here are some of the benefits to working for SGS. 

•    As a company, we have embraced the shift to flexible work

•    Sustainability is embedded in our culture and the way we do business

•    Paid parental leave

•    Paid time for volunteering day and blood donations

•    Corporate health & wellbeing offers

•    Ongoing learning & development 

•    Career development opportunities (Nationally and Globally)

•    SGS Rewards: Our employee benefits platform with access to retail and online discounts and cashback

COME TO WORK AND BE 100% YOU

SGS Australia supports a diverse workforce, we encourage applications from people of all ages, nationalities, abilities, and cultures – including Aboriginal and Torres Strait Islander peoples, the LGBTQI+ community and people living with disability. Providing employment opportunities for Aboriginal and Torres Strait Islander people is an important part of our SGS Reconciliation Action Plan (RAP). We truly believe the diversity among us will continue to foster a strong, innovative, and forward-thinking workplace.

SGS Australia acknowledges and pays respect to the past, present and future Traditional Custodians and Elders of this nation and the continuation of cultural, spiritual, and educational practices of Aboriginal and Torres Strait Islander peoples.