1–2 days/week at home

Core hours 11–3

Dog friendly

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Job Description

Job Description:

The Waltham Petcare Science Institute provides the word-class science behind the MARS Petcare brands. Our work at WALTHAM covers diverse topics in pet nutrition, health, and wellbeing and is achieved through designed experiments and real-world data. In addition, we join forces with other MARS Petcare teams in the Science domain to collectively work on making a better world for pets.

What are we looking for?

An experienced systems lead for managing the full life cycle of our data collection systems. The following elements are required/desired:

  • Significant experience in life cycle management of complex operational IT systems.

  • Strong project management skills.

  • People management experience including technical mentoring, soft skill development, and engagement.

  • Comfortable interfacing with a variety of stakeholders including business leaders, users, data engineers, and data scientists.

  • Experience in an R&D environment is an asset.

  • A master’s degree in a computing, a scientific, or a mathematical topic is an asset.

What will be your key responsibilities?

As a member of the WALTHAM data analytics leadership team, you will:

  • Oversee the development, configuration, and support of operational IT systems for data collection.

  • People manage a small team of system owners.

  • Manage an IT programme for pet centre data collection systems in partnership with the Petcare IT organisation.

  • Co-lead the Waltham data analytics team.

What can you expect from Mars?

  • Work with over 130,000 diverse and talented Associates, all guided by the Five Principles.

  • Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.

  • Best-in-class learning and development support from day one, including access to our in-house Mars University.

  • An industry competitive salary and benefits package, including company bonus.


Mars is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. If you need assistance or an accommodation during the application process because of a disability, it is available upon request. The company is pleased to provide such assistance, and no applicant will be penalized as a result of such a request.

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave

The FlexScore® is the result of a rigorous 2-step verification of a company’s flexibility

First we assess the flexibility options Mars UK provides and then we anonymously survey a statistically significant proportion of their employees to make sure Mars UK is as flexible as they say they are. Our assessment is based on the six key elements of flexibility: location, hours, autonomy, benefits, role modelling and work-life balance.

We ask the hard questions so you don’t have to.

Working at Mars UK

Company employees

4,000 In the UK

Gender diversity (male:female)


Office locations

London, Slough, Waltham, Castle Cary, Birstall, Plymouth

Hiring Countries

United Kingdom
Awards & Achievements
Most flexible Retail & Ecommerce companies

Most flexible Retail & Ecommerce companies

Industry awards 2022