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Careers at Waltham

Product Performance Methodology Manager

We are offering a fantastic opportunity to join Mars in a leadership role and influence a number of Petcare R&D teams.

You will

  • Develop and implement future strategy.
  • Collaborate with key stakeholders and experts.
  • Lead the quality management and auditing program.
  • Lead the statistical work required.
  • Provide technical leadership to R&D associates.

Pet Unit Specialist

Are you a team player, passionate about animal research? Would you enjoy a hands-on role working with cats and dogs? Are you keen to join us in using science to drive our purpose: A BETTER WORLD FOR PETS

If yes, then we look forward to hearing from you! Our Pet Specialist roles play a key part in delivering our research program and every day, you get to work with our cats and dogs.

Find out more and apply here.

You will

  • Deliver the tasks for our research studies including collecting data or biological samples from our pets (e.g. faeces or urine).
  • Provide care for our dogs and cats through animal husbandry and training, using positive reinforcement.
  • Work safely and to a high quality.

Veterinary Nurse Specialist

Are you a veterinary nurse with experience in general practice? Looking for something slightly different?

We have an amazing opportunity for nurses that want to join us in delivering on our purpose: A BETTER WORLD FOR PETS. We offer a stable work pattern, with no night or on call work, and with direct day to day contact with our pets, so you can keep your clinical skills up to date.

In this role, you will deliver and support the provision of veterinary care to our pet population. This underpins the effective and efficient delivery of the science programme at Waltham.

Apply here

Multiple roles available

You will:

  • Deliver routine and non-routine veterinary care for one or more pet units.
  • Triage veterinary and animal health related queries.
  • deliver routine veterinary related tasks. For example weighing of animals, adjusting dietary requirements and delivering preventative treatments such as vaccinations.
  • Collection of health and research data from our dogs and cats (e.g. bodyweights, oral health assessments).
  • Perform animal health checks.
  • Identify and act upon continuous improvement initiatives.
  • Support cat/dog breeding programmes.
  • Deliver veterinary treatments and responding to veterinary queries during core hours at weekends.

Trial Support Technician (Contractor Position)

Our Trial Support Technicians are key in preparation and logistics for trials at Waltham to ensure successful implementation of studies.

You'll be based primarily in the laboratory and will carry out a wide range of tasks that support the running of the lab. By carrying out activities to support our laboratory, they help ensure our studies run smoothly and allow the laboratory team to generate data and insights that help pets across the globe.

Find out more and apply here

You will

  • Prepare laboratory consumables, equipment and solutions for studies
  • Process Biological Samples ready for analysis
  • Record Data
  • Contribute to study meetings

No role for you just yet?

Why not meet some of our WALTHAM experts here or discover the wide range of roles across Mars and ask an associate a question here.

At Mars, the world we want tomorrow is inclusive and diverse. No matter the visible or invisible differences, we have long been committed to fostering an environment where everyone has equal opportunity to reach their full potential. Read about our approach to I&D here.

Find out how our associates are living with purpose at home as well as at work here.


Find out more about life at Waltham and see posts about our vacancies by following our hashtag #CareersAtWaltham on LinkedIn

Sign Up for Job Alerts

If you’re interested in joining Waltham, but can’t find the right role for you Today, why not join our Talent community, and wait for the perfect role, Tomorrow. 

Sign up via this link and receive personalised job notifications directly. Please note you will receive notifications from Jobs across Mars, not just at Waltham Petcare Science Institute.



What does A Better World For Pets™ mean to us?



Why join Mars?

Explore more career opportunities at careers.mars.com/uk

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Important advances in pet health are taking place at our Institute

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