Senior Laboratory Technican

Overview

Petrolab is a leading mineral and geomaterials consultancy providing specialised support to the global mining, minerals processing, and construction industries. We are seeking an experienced Senior Laboratory Technician to join our technical team in Redruth.

• Location: Redruth, Cornwall
• Salary: £28,000 - £34,000 d.o.e.
• Hours: Full-time
• Duration: Permanent
• Closing date: 31 March 2026

• Precision Sample Preparation: Execute technical preparation of minerals, rocks, and concrete samples, including specialized cutting, crushing, grinding, and fine polishing for petrological analysis.
• Section Preparation: Perform high-dexterity tasks in the creation of thin-sections and polished blocks, requiring extreme diligence and technical accuracy.
• Scientific Testing & Analysis: Use laboratory equipment for weighing, sieving, and physical testing of geomaterials to support interpretative reporting.
• Sample Management & Custody: Oversee the routine handling, recording, and secure storage of incoming/outgoing international mineral samples, maintaining a clear audit trail.
• Laboratory Administration: Maintain laboratory equipment, ensure calibration standards are met, and manage stock control for specialized consumables.
• Safety & Compliance: Adhere to strict health and safety protocols regarding manual handling of heavy geological samples and the use of industrial preparation machinery.

• Experience: A minimum of 5 years of related on-the-job experience in a materials testing or similar testing laboratory, including the preparation of thin-sections.
• Technical Aptitude: Proven experience in geological or construction material sample preparation (e.g., concrete or mineral processing).

• Competitive salary £28,000 – £34,000 (subject to annual review)
• Standard 37.5 hr week
• 33 days holiday (including bank holidays)
• Employer contributory pension
• Private health insurance

This is a great opportunity to bring your talents and form an integral part of Petrolab’s future. We can help you develop your skills and offer great opportunities to develop and grow. If you would like to apply please send in a CV with a covering letter to

Closing date 31 March 2026. No agencies, thank you.