Mechanical Product Engineering Intern (M/F/D)

About the Position

Mechanical Product Engineering Intern (M/F/D)

Location: Viana do Castelo, Portugal

Date: Oct 07, 2026

Job Type: Full time

Reference: R2026-3131

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About Us

BorgWarner is a global product leader in delivering innovative and sustainable mobility solutions. We are a company of innovators and independent thinkers that brings together talented employees, meaningful work, and amazing technology in a unique environment. At BorgWarner, we constantly work towards our vision of a clean and energy-efficient world.

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Our Culture

BorgWarner promotes and nurtures a diverse and inclusive environment, honors integrity, strives for excellence, commits to responsibility for our communities and the environment, and builds on the power of collaboration. We believe the health and safety of our employees are a top priority.

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Responsibilities

As a Mechanical Product Engineering Intern, you will join the Plant Testing & Product Engineering Department and support mechanical product engineering activities across product launch, industrialisation, and serial production.

Your responsibilities will include:

• Supporting the analysis of technical drawings, engineering specifications, product requirements, and 3D models;
• Assisting with product design reviews, engineering changes, and continuous improvement initiatives;
• Supporting the maintenance of Bills of Material, product structures, and engineering documentation;
• Participating in product tear-down, disassembly, and material analysis activities;
• Collecting, organizing, and analyzing technical data to support product validation and failure investigations;
• Supporting root cause analysis and structured problem-solving activities;
• Assisting in the review of test results and identification of potential product or material failures;
• Supporting product recovery, remanufacturing, and reprocessing assessments;
• Collaborating with Manufacturing, Quality, Supplier Quality, Purchasing, Laboratory, and Electrical Engineering teams;
• Contributing to technical documentation, lessons learned, and knowledge-sharing activities.

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Requirements

• Pursuing a Bachelor’s or Master’s degree in Mechanical Engineering, Materials Engineering, or a related field;
• Able to interpret technical drawings, engineering specifications, and product requirements;
• Familiar with CAD and 3D engineering tools;
• Interested in product development, industrialisation, validation, and manufacturing;
• Analytical, detail-oriented, and motivated to solve technical problems;
• Interested in materials, failure analysis, and root cause investigation;
• Comfortable working with technical data and preparing clear analyses;
• Organised, proactive, and able to manage different priorities;
• A strong team player with good communication skills;
• Comfortable working in multidisciplinary and international environments;
• Fluent in English, both written and spoken.

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Nice to Have

• Basic knowledge of Geometric Dimensioning and Tolerancing, or GD&T;
• Familiarity with Bills of Material, ERP systems, or product-data management tools;
• Basic understanding of product validation methodologies and engineering change processes;
• Knowledge of material properties and common failure mechanisms, such as fracture, wear, corrosion, or degradation.

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We Offer

• Opportunity to work in a global and innovative company;
• Exposure to cutting-edge mechanical product engineering activities;
• Collaboration with diverse and talented teams;
• Professional growth and development opportunities.

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About the Company

BorgWarner is an equal employment opportunity employer such that all qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity/expression, national origin, disability, or protected veteran status.

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