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Mars UK • POL-Mazowieckie-Sochaczew | Poland

Junior Project Engineer (f/m/x)

Employment type:  Full time
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Job Description

Job Description:

Junior Project Engineer (f/m/x)

at MARS

Location: Sochaczew

We are seeking a motivated Junior Project Engineer to join our Technical/Engineering team. In this role, you will play a key part in preparing and delivering technical projects that enhance the reliability, efficiency, safety, and quality of our manufacturing processes. If you thrive in a dynamic environment and enjoy collaborating across functions, we want to hear from you!

What will be your key responsibilities?

  • Oversee the installation and commissioning of new equipment and modernization of existing assets to improve safety, quality, and efficiency, or to implement new production capabilities.
  • Assess, verify, and provide suggestions to enhance line efficiency.
  • Co-develop process and instrumentation diagrams (P&ID) for planned equipment upgrades.
  • Prepare and manage project budgets, schedules, and implementation plans in collaboration with Operations and factory support functions.
  • Conduct risk analyses for technical projects, including leading PRP reviews.
  • Draft technical specifications, manage tender processes, and participate in contractor selection.
  • Supervise acceptance testing, installation, assembly, and commissioning of machinery and equipment.
  • Prepare and manage investment project execution.
  • Ensure compliance with health, safety, and hygiene standards during project execution, including induction training and monitoring contractor safety performance.
  • Create, review, and update technical documentation.
  • Organize and deliver training for maintenance technicians and production associates for new and/or modified installations.
  • Provide ongoing technical support for existing and newly commissioned production lines, including troubleshooting.
  • Actively participate in problem-solving groups and support the development of production areas.
  • Work closely with Cluster Engineering teams during the execution of investment projects.

What are we looking for?

  • Higher technical education is preferred.
  • 2–5 years of experience leading technical capital projects.
  • Solid understanding of industrial machinery and equipment control systems.
  • Strong analytical and problem-solving abilities.
  • Proficiency in computer use, including CAD software for interpreting and reviewing drawings and layouts.
  • Experience working with technical and production documentation.
  • Effective communication skills, both written and verbal.
  • English language proficiency at B2 level or above.

What can you expect from Mars?

  • Contract of employment.
  • Attractive financial conditions with Business Bonus and Christmas Bonus.
  • We will also look after your safety and well-being by offering you rich benefits package including life insurance, private medical care, Employee Assistance Program fully covered by Mars, MultiBenefit Program.
  • Subsidized meals.
  • Extra savings scheme to support You in long perspective.
  • Support in career building through personalized development plan.
  • On-line & On-site shop with attractive discounts on our products that Your family and friend are going to love.
  • Possibility to participate in volunteering initiatives during working hours.

Apply now and upload you profile in English.

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Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
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
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neo-natal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
LinkedIn learning license
Studying sabbaticals
Open to part time work for some roles

Working at Mars UK

Company employees

4,000 In the UK

Gender diversity (male:female)

57:43

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