Full-time Posted June 20, 2026
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Job Description

Job Overview

Charles River employs experienced Licensed Technicians to support animal welfare and colony maintenance in compliance with Home Office regulations.

Location & Work Hours

Fully onsite role based in Potters Bar, with expectations to join an on‑call rota for weekends and bank holidays.

Main Duties & Responsibilities

  • Monitor and record welfare of all animals within each colony, noting clinical signs.
  • Provide water and feed for animal colonies.
  • Perform routine husbandry and housekeeping, including cleaning cages, areas, tools, and assisting with isolator recycling following strict hygiene procedures.
  • Carry out weaning, sexing, identification, and genotyping procedures.
  • Monitor production levels and report to Project Coordinators.
  • Prepare and pack orders for customers according to the packing process.
  • Follow customer colony maintenance instructions accurately.

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