Internship in HVAC Advanced Development (m/f/d)

MAHLE; Stuttgart; On-site; EUR 13,000 - 20,000; Full time

Benefits offered by this job

Lunch discount

Free parking

Student network

Company restaurant

Job summary

MAHLE offers an internship in HVAC Advanced Development in Stuttgart for six months starting February/March 2027. You will support ongoing projects, help develop automotive HVAC concepts, and learn using MAHLE's validation and simulation tools, with a focus on electromobility.

We seek enrolled engineering or natural sciences students with CAD basics, thermodynamics and fluid mechanics knowledge, and a hands-on mindset.

Qualifications

• No voluntary internships; must be enrolled.
• Enrolled in engineering or natural sciences degree.
• Proficient in Microsoft Office applications.
• Knowledge of fluid mechanics and thermodynamics.
• Basic CAD and engineering design skills.
• Basic knowledge of acoustics helpful.
• Must submit complete resume and motivation letter.
• Certificate of enrollment and transcripts required.
• University guidelines on minimum duration must be met.
• Attractive remuneration and 35-hour week with flexible hours.
• Discounted lunch, free parking, good transport links.
• Individual department support and student network activities.

Responsibilities

• Support ongoing development projects to gain insight into MAHLE's development processes.
• Contribute to concept development of automotive HVAC systems.
• Familiarize with validation and simulation tools for thermodynamics, fluid dynamics, acoustics.
• Apply knowledge to HVAC concept development and benchmarking, focusing on electromobility.
• Design and build prototypes.
• Plan, perform, and evaluate tests on benches and vehicles.

Skills

Fluid mechanics

Thermodynamics

Microsoft Office

Education

Engineering or natural sciences degree program

Tools

CAD

Job description

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Internship in HVAC Advanced Development (m/f/d)

Together, we move the world—we’ve been doing it for over 100 years. At MAHLE, as a leading international development partner and systems supplier to the automotive industry, we pursue the objective of making mobility more efficient, more environmentally friendly, more convenient, and more economical. As part of our dual strategy, we are working both on the intelligent combustion engine for the use of hydrogen and other nonfossil fuels and on technologies for fuel cells and e-mobility.
MAHLE generated sales of €11.3 billion in 2025. Employing just under 65,000 people at 127 production locations and 11 technology centers, the company is represented in 28 countries. (as at: 12/31/2025). Join our MAHLE team! #weshapefuturemobility

• From February/March 2027 for a period of 6 months

Tasks

• Support ongoing development projects to gain insight into the working methods and development processes of a leading automotive supplier
• Contribute to the concept development of automotive HVAC systems
• Become familiar with MAHLE's validation and simulation tools, particularly in the fields of thermodynamics, fluid dynamics, and acoustics
• Independently apply acquired knowledge to HVAC concept development and competitive benchmarking, with a focus on electromobility
• Design and build prototypes
• Plan, perform, and evaluate tests on test benches and vehicles

Requirements

• Currently, purely voluntary internships cannot be offered
• Enrolled in an engineering or natural sciences degree program (e.g., Mechanical Engineering, Automotive Engineering, Aerospace Engineering, Physics, or a related field)
• Good knowledge of Microsoft Office applications
• Knowledge of fluid mechanics and thermodynamics
• Basic knowledge of CAD and engineering design
• Basic knowledge of acoustics is an advantage
• Complete resume
• Letter of motivation
• Certificate of enrollment
• Transcripts, especially current grade reports
• University or college guidelines specifying the minimum duration
• Attractive remuneration
• 35-hour week with flexible working hours
• Discounted lunch in the company restaurant
• Free parking
• Urban environment with good transport connections
• Individual support in the department
• Accompanying activities and student network

Do you have any questions?
[e-mail]
[phone]

Depending on the job profile and personal situation of the employees, MAHLE offers the possibility of flexible working, for example through home office. This is how we support our employees in balancing their professional and private lives.

Facts about the job

Entry level: Internship

Part- / Full-time: Full Time

Functional area: Research & Development

Department: BU2 Thermal and Fluid Systems

Location: Stuttgart, DE, 70469

Company: MTFS (DE)

Your future at MAHLE

As a team player and someone who thinks ahead, you can deploy all your skills with us. In cooperation with colleagues from different countries and areas, you contribute in designing the mobility of the future. When selecting MAHLE, you choose trend-setting technologies and strategies. Are you interested in working with us and developing efficient and environmentally-friendly solutions, optimising existing products, and turning innovative ideas into reality? Then MAHLE is the right address for you.