Join Tetra Tech as an extraction Chemist: No prior laboratory experience required, develop analytical expertise in a UKAS -accredited laboratory Purpose and scope of the role: This full-time, permanent Extraction Chemist position is based at Tetra Tech's Bedford laboratory. You will carry out routine extractions, sample preparation and instrument support within a commercial analytical team serving water, utilities, agrochemical and defence clients. Daily activities include performing extractions to established quality procedures, maintaining consumables and bench equipment, and contributing to calibration and equipment checks. You will work in a laboratory that has an international reputation for resolving complex analytical challenges and was among the first in the UK to gain UKAS accreditation for PFAS analysis. Project work ranges from short monitoring campaigns to multi-stage remediation programmes; you will collaborate with analysts, chemists and technicians...

Senior GC-MS Analytical Chemist - Shape the Future of Environmental Analysis Join Tetra Tech's expanding Bedford laboratory and take a senior role in advanced GC-MS analysis, method development and technical leadership within a growing, well-invested environmental testing team. Purpose and Scope of the Role You will help lead the GC section within a purpose-built Bedford laboratory of around 100 scientists and support staff, delivering accredited analytical services for clients across water, utilities, environmental, agrochemical and defence sectors. The laboratory has grown significantly over the last five years, with continued investment in facilities, people and instrumentation. You will work with more than 17 instruments, including multiple Agilent GC-MS, Agilent GC-QQQ, Agilent/Gerstel Headspace GC-MS, Agilent GC-FID and Agilent/Ellutia GC-TEA systems. Sample types include water, wastewater, sediment, sewage sludge and food. The role combines senior...

Lead LC-MS/MS Analysis in a Growing ISO 17025 Laboratory Purpose and Scope of the Role Tetra Tech is seeking an experienced Senior LC Analyst to join our ISO 17025 accredited laboratory at an exciting time of investment, growth and increased market demand. This is a pivotal role within the LC section, taking responsibility for the analytical output of a defined business stream and supporting the delivery of client projects to agreed quality, turnaround and KPI requirements. You will oversee the analytical process from sample extraction through to data analysis and reporting, working closely with Analysts, Extraction Chemists and the Section Head - LC. The role includes operation of HPLC, IC, LC-MS and LC-MS/MS instrumentation, with a strong focus on pesticides and emerging environmental contaminants. Your Impact in this Position In the short term, you will help maintain high-quality project delivery, support team performance and ensure analytical...

Purpose and scope of the role As a Water Quality Sampling Technician you will assist in a two-person field team collecting wastewater samples from rivers, commercial premises, treatment works and sewer networks across a client catchment. This role supports laboratory analysis used to inform treatment processes and pollution prevention on multi-site programmes. You will transport refrigerated samples to the laboratory, complete chain-of-custody documentation, follow risk assessments and liaise with operations staff. Your impact in this position Immediately you will ensure timely, compliant sample collection that underpins critical operational decisions. Over six to twelve months you will develop technical sampling skills, confidence in confined-space and river work, and proficiency in route planning that increases daily coverage. Longer term there are clear development pathways into senior sampling, laboratory liaison or environmental monitoring coordination roles...