Senior Engineer

Caterpillar; Peterborough; On-site; GBP 47,000 - 56,000; Full time

Job summary

A leading manufacturer of equipment and engines seeks a Senior (Principal) Engineer for Air and Fuel Systems in Peterborough. The candidate will lead projects focused on turbocharging and fuel system technologies, ensuring product competitiveness and collaborating with global partners. This full-time role requires onsite work and offers competitive benefits including a pension scheme and up to a 12% bonus.

Benefits

25 days annual leave + UK Bank Holidays

Up to 12% bonus

Contributory pension scheme

Contributory share scheme

Access to health and dental care plans

Qualifications

• Good understanding of engine systems and Turbocharger fundamentals.
• Ability to develop solutions for significant technical challenges.
• Able to communicate technical information clearly to various audiences.

Responsibilities

• Lead projects on Turbocharger, EGR, or Fuel systems components.
• Plan and deliver component development to achieve quality goals.
• Communicate project status and issues effectively.

Skills

Mechanical engineering principles

Turbocharging expertise

Effective communication

Project management

Analytical thinking

Education

Degree in Engineering or related field

Job description

Overview

Career Area: Engineering

Job Description:

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Job Title: Senior (Principal) Engineer – Air & Fuel Systems

Location: Peterborough

Salary: £55,516 + Depending upon experience

Benefits:

• 25 days annual leave + UK Bank Holidays

• Up to 12% bonus

• Contributory pension scheme – Caterpillar will double the employee’s contribution up to 10%

• Contributory share scheme – Caterpillar will match 50% of the employee\'s contribution.

• Optional flexible benefits including access to health and dental care plans, EV car lease, holiday purchase.

This position requires working onsite five days a week.

About IPSD

Caterpillar’s Industrial Power Systems Division (IPSD) designs, tests and manufactures 0.5 to 18L Cat and Perkins engines that power over 5000 applications including Marine, Petroleum, Industrial Applications, Electric Generators, and Locomotives. Caterpillar’s company strategy includes sustainability as one of four focus areas and IPSD is engaged and actively preparing green energy solutions for the future.

Job Summary

An exciting opportunity to join Component Engineering and lead projects with the Turbocharger, Exhaust Gas Recirculation (EGR) or High-Pressure Fuel systems on the Caterpillar C4.4 & C7.1 engine platforms. This will encompass current product improvements through to new introduction of new technologies for bespoke & challenging applications. You will be part of a motivated team that collaborates with Business Partners, Component Suppliers & Production Facilities Globally, developing solutions that achieve world-class levels of performance, quality & reliability.

Additional Info

Full-time role, up to 10% global travel.

What You Will Do

As a Principal Engineer, you will play a leading role in developing Turbocharging, EGR or High-Pressure Fuel system components and technologies to meet customer needs and improving current products and processes to enhance market competitiveness. You will support a diverse and inclusive environment, coaching less experienced engineers to achieve success. Key responsibilities include:

• Plan and deliver component development projects to achieve time, cost and quality goals.
• Communicate project status and key issues to peers, stakeholders and management.
• Lead design reviews to gain cross-functional business support for new designs, supplier nomination and capital investment.
• Collaborate with suppliers to develop specifications and deliver quality solutions utilizing the APQP process.
• Assess technical risk through FMEA; define and coordinate simulation and validation activities (DVP&R).
• Investigate and resolve technical issues using 8D methodology and complex data analysis.
• Write and review technical information and technical reports to support production design release and reflect on lessons learnt.

What You Have

Candidates will have gained the following skills and experience through previous roles:

• Technical Excellence: Good understanding of mechanical engineering principles, engine systems, Turbocharger, EGR or Common Rail Fuel System fundamentals. Ability to develop and provide solutions to significant technical challenges.
• Effective Communications: Able to communicate technical information clearly and effectively to both technical and non-technical audiences.
• Project Management: Able to plan, control and deliver complex projects to achieve objectives.
• Analytical Thinking: Able to use tools and techniques to analyse data and determine the root cause of complex technical problems.

Top candidates may also be skilled in some of the following areas:

• Technical Excellence: Expert-level knowledge in one or more of the following areas:
• Turbocharging expertise including wastegate controls, multi-stage, and variable geometry turbochargers.
• EGR system design & components within including EGR Valves, Gas Coolers, exhaust & intake throttles.
• Common Rail Fuel System design & components within including Fuel Injection Pumps, Fuel Injectors and/or engine performance calibration

Product Development: Be able to develop components using APQP. Able to design, plan and execute testing strategies (including simulation, rig testing, and full system testing) using FMEA and DVP&R.

• Experience in the off-highway or construction machine equipment engine application & installation.

Required Qualifications

• Degree (or equivalent experience) in an accredited Engineering, Computer Science, or Materials Science curriculum.

What You Will Get:

You will become an integral part of a diverse and welcoming team, where knowledge sharing is the norm. You will have the opportunity to learn from industry experts, travel to supplier facilities, network with global peers, and develop the key engineering and leadership skills to grow your career with us.Caterpillar supports personal and professional development and encourages involvement in employee resource support groups and STEM community engagement.

About Caterpillar

Caterpillar Inc. is the world’s leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. For nearly 100 years, we’ve been helping customers build a better, more sustainable world and are committed and contributing to a reduced-carbon future. Our innovative products and services, backed by our global dealer network, provide exceptional value that helps customers succeed.

NB. The panel cannot make assumptions when shortlisting therefore please demonstrate your qualifications and experience on your CV relevant to the criteria outlined.

Pending the number of applications, the criteria for the position may be enhanced to facilitate shortlisting.

Posting Dates:

October 7, 2025 - October 21, 2025

Caterpillar is an Equal Opportunity Employer. Qualified applicants of any age are encouraged to apply

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