You stand at the forefront of gas turbine innovation, where your designs are the backbone of cutting-edge propulsion systems. We are seeking a highly skilled Mechanical Design Engineer to join our gas turbine development team. The successful candidate will play a key role in the design and optimization of advanced gas turbine engines, focusing on critical components such as mixed-flow compressor stages (centrifugal and axial), high-speed rotor shafts, and advanced bearing systems. Expertise in material behavior under high thermal and mechanical stresses, precision tolerancing for high-speed assemblies, and design for manufacturability is essential. The candidate should also possess the capability to perform stress analyses to evaluate and enhance component integrity, with knowledge of rotor dynamics considered advantageous.
At Destinus, we are revolutionizing the defense industry with cutting‑edge Unmanned Aerial Vehicles (UAVs). Our innovative technologies are designed to meet the unique demands of modern defense operations, delivering unparalleled speed, precision, and cost effectiveness. Destinus partners with government agencies and defense organizations worldwide to provide advanced solutions for mission‑critical operations, enabling a new era of efficiency and technological superiority. Join us in shaping the future of defense with groundbreaking aerospace innovations.
What You'll Do
Design & Development
Design and optimize gas turbine components, including mixed centrifugal and axial compressor stages, rotor shafts, and bearing systems, ensuring high performance and reliability
Analyze and address the thermomechanical behavior of materials under extreme operating conditions to guide material selection and design decisions
Define and implement precise tolerances, fits, and clearances to ensure performance and manufacturability of high‑speed assemblies




Incorporate design for manufacturability and assembly principles into all stages of the design process
Analysis & Validation
Perform stress analyses to assess structural integrity and reliability of components under thermal and mechanical loads
Collaborate with testing teams to validate designs, interpret test results, and make iterative improvements
Use analytical tools such as FEA (Finite Element Analysis) to supplement design decisions when needed
Collaboration & Documentation
Partner with aerodynamics, materials, and manufacturing teams to align designs with performance and production goals
Generate detailed technical documentation, including CAD models, engineering drawings, and design reports
Contribute to design reviews, presenting technical insights and rationale for engineering decisions
What You'll Need
Bachelor's or Master's degree in Mechanical Engineering, Aerospace Engineering, or a related field
5+ years of experience in the design and development of gas turbines or high-performance rotating machinery
Strong understanding of material properties and behavior in high-temperature, high-stress environments
Proficiency in precision tolerancing, fits, and mechanical design principles for rotating assemblies
Experience performing stress analyses and interpreting results to inform design improvements
Knowledge of rotordynamics and high-speed bearing systems for turbomachinery is a plus
Proficiency in CAD software (e.G., SolidWorks, NX),



use of FEA tools is highly desirable
Strong knowledge of manufacturing processes, materials, and assembly techniques for gas turbines
Excellent problem-solving, analytical, and communication skills
Familiarity with industry standards and best practices in gas turbine design and validation
Who You Are
You are a highly skilled Mechanical Design Engineer with a passion for precision and innovation in gas turbine technology. With a strong foundation in mechanical engineering, you have extensive experience designing and optimizing complex components such as mixed-flow compressors, high-speed rotor shafts, and advanced bearing systems. Your expertise in material behavior under extreme thermal and mechanical stresses ensures that your designs are not only high-performing but also reliable. You excel in precision tolerancing, design for manufacturability, and conducting detailed stress analyses. Analytical and detail-oriented, you are always looking for ways to enhance performance and efficiency. Your proactive approach and technical acumen make you an invaluable asset to any advanced engineering team.
Benefits
The Thrill of the Future - Work on cutting-edge projects that redefine aerospace.
Integral Innovation Hub - Collaborate with top engineers from all over the world.
Fast-Paced & High-Growth - Experience the rush of working in a rapidly expanding company.
Real Impact - Your work won't be theoretical—it will shape the future of flight.
Why Join Us?
Destinus is an equal-opportunity employer. We value diversity in our companies and our teams and do not discriminate based on age, race, religion, color, country of origin, gender, sexual orientation, or disability status.
Destinus - Challenge the limits of time, space, and human potential.
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📌 Mechanical Design Engineer - Turbojet Engines (Madrid)
🏢 Destinus
📍 Madrid