Job Description:
Project Engineer
Location: Slough (Onsite)
Salary: £50,000-£60,000+ Bonus + Benefits
Drive real impact by leading the engineering projects that bring innovation to life in our manufacturing operations. At Mars, we’re looking for a hands-on Project Engineer to manage capital improvement initiatives and help us shape a better tomorrow — starting today.
What are we looking for?
- A bachelor’s degree in engineering or equivalent experience.
- Experience delivering engineering projects from concept to implementation.
- A collaborative approach to managing stakeholders and driving cross-functional progress.
- Ability to use data and insight to make decisions and manage change.
- Understanding of manufacturing technologies and pipeline practices.
What will be your key responsibilities?
- Lead the planning, specification, procurement, and startup of new process and mechanical equipment.
- Oversee project timelines, budgets, and contractor management — delivering work safely and to the highest standards.
- Coordinate internal and external teams to ensure successful implementation of capital projects.
- Monitor project progress, manage risks, and resolve operational challenges to avoid delays.
What can you expect from Mars?
- Work with 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.
- Access Rover, Mars UK’s new hub for Rewards, Offers, Vouchers, and Recognition, featuring cashback, exclusive deals, shopping discounts, and a recognition wall to celebrate colleagues' achievements.
Mars is committed to providing access, equal opportunity, and reasonable adjustments for individuals with disabilities, long term health conditions or are neurodiverse during the application and recruitment process. To request reasonable adjustments, complete our Reasonable Adjustment Request Form here
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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.
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What We Do
For more than a century, Mars, Incorporated has been driven by the belief that the world we want tomorrow starts with how we do business today. This idea is at the center of who we have always been as a global, family-owned business. Today, Mars is transforming, innovating and evolving in ways that affirm our commitment to making a positive impact on the world around us.
Across our diverse and expanding portfolio of confectionery, food, and petcare products and services, we employ 133,000 dedicated Associates who are all moving in the same direction: forward. With $40 billion in annual sales, we produce some of the world’s best-loved brands including DOVE®, EXTRA®, M&M’s®, MILKY WAY®, SNICKERS®, TWIX®, ORBIT®, PEDIGREE®, ROYAL CANIN®, SKITTLES®, WHISKAS®, COCOAVIA®, and 5™; and take care of half of the world’s pets through our pet health services AniCura, Banfield Pet Hospitals™, BluePearl®, Linnaeus, Pet Partners™, and VCA™.
We know we can only be truly successful if our partners and the communities in which we operate prosper as well. The Mars Five Principles – Quality, Responsibility, Mutuality, Efficiency and Freedom – inspire our Associates to take action every day to help create a world tomorrow in which the planet, its people and pets can thrive.







