We are seeking an experienced and motivated Laboratory Technician - Leading Hand to join our Concrete Technical team in Sydney. This is a hands ‑ on role responsible for supporting the day ‑ to ‑ day operations of our laboratory, ensuring high standards in testing, safety, and quality, while guiding and supporting a small team of Laboratory Technicians. This full ‑ time position is based at our Granville Laboratory. Our ideal candidate is someone who aligns with our values of Care, Collaboration and Ownership and enjoys leading from the front. In your new role with us, you will: Lead, mentor and support Laboratory Technicians in daily laboratory testing activities Perform concrete and raw material testing in accordance with relevant Australian Standards Ensure compliance with Safety, Quality and NATA requirements Assist with equipment calibration, maintenance and housekeeping of the laboratory Review results for accuracy, timeliness and technical compliance Liaise with plant operations, field testing teams and technical stakeholders Support continuous improvement initiatives across laboratory processes Act as a point of escalation for technical and operational matters within the lab This role is a great fit for you if you: Proven experience in concrete and/or materials testing (laboratory and/or field) Strong knowledge of Australian Standards (AS 1012, AS 1379 preferred) Previous experience leading, supervising or acting as a senior technician A strong commitment to safety, quality and risk awareness High attention to detail with excellent organisational skills Strong communication skills and the ability to coach and support others A proactive approach and a willingness to take ownership of outcomes Are physically fit Preferred but not essential: Qualifications in Testing Operations and/or Laboratory Techniques Knowledge of RMS specifications and NATA accreditation requirements Experience using laboratory systems such as Qest Lab What we offer: Competitive hourly rates overtime super Weekly pay cycle & monthly RDO accrual Supportive team environment with strong technical capability Opportunity to step into a leadership role while remaining hands ‑ on Company Uniforms & PPE are provided Ongoing career and development opportunities nationally All successful applicants will need to complete a pre-employment medical, including drug and alcohol screening. Random drug and alcohol tests are conducted on all Heidelberg Materials premises. Heidelberg Materials is an equal opportunity employer. We welcome people from all walks of life and encourage applications from Indigenous Australians, people with disabilities, those from diverse cultural backgrounds, and the LGBTQI community. We’ll Make It Happen!