Senior Propulsion Engineer / Senior Propulsion Engineeress

Destinus SA - January 17, 2026

Join Our Team as a Senior Propulsion Engineer

Imagine stepping into a role where propulsion systems are meticulously designed, tested, and certified to perform under the most demanding aerospace and defense conditions. We are seeking a Senior Propulsion Engineer to take ownership of the design and development of our propulsion systems, ensuring full compliance with customer requirements. This position is at the intersection of design, analysis, and testing, driving the development of rocket motors from concept through to certification. This role uniquely combines design, data analysis, and development.

At Destinus, we are revolutionizing the defense industry with cutting-edge Unmanned Aerial Vehicles (UAVs). Our innovative technologies are crafted 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 through groundbreaking aerospace innovations.

What You'll Do

  • Perform design, analysis, and development of rocket motors and pyrotechnic articles.
  • Conduct in-depth data and performance analysis, focusing on iterative design and improvement.
  • Prepare technical reports, qualification matrices, and compliance documentation in accordance with military and aerospace standards.
  • Develop tools and methodologies for the development, analysis, or performance estimation of our rocket motors.
  • Support the development of Thermal Protection Systems (TPS), nozzle, and rocket motor sizing tools.
  • Facilitate design for qualification and certification of rocket motors per MIL-STD and STANAG standards.
  • Collaborate closely with design engineers on motor hardware design, insulation, and igniter integration to ensure certifiability from the outset.
  • Assist in failure investigations, root cause analyses, and updates to design or testing procedures to maintain compliance.
  • Work with internal teams and external partners to align design validation and certification timelines.

Requirements - What You’ll Need

  • Master’s degree in Aerospace, Mechanical, or Propulsion Engineering.
  • A minimum of 4-5 years of experience in rocket motor development.
  • Thorough understanding of the design and sizing of rocket motors and thermal protection systems.
  • Proficiency in coding and tool development.
  • Experience qualifying rocket motors or ignition safe and arm devices according to NATO standards is a plus.
  • Hands-on experience with static firing tests, propellant handling, or motor integration.
  • Familiarity with pressure vessel design and combustion analysis is advantageous.
  • Strong analytical and documentation skills, with the ability to interpret data, write detailed test reports, and maintain compliance records.
  • Comfortable working across multiple disciplines including mechanical, thermal, materials, and systems engineering.
  • Willingness to travel to various Destinus sites in Switzerland (maximum of 20%).

Who You Are

You thrive in a high-intensity engineering environment where performance, safety, and precision are non-negotiable. You take ownership naturally and feel empowered to make technical decisions that impact real hardware. When faced with complex propulsion challenges, you break them down analytically, test assumptions, and move swiftly without compromising quality.

Benefits - Why Join Us?

  • ✨ The Thrill of the Future – Work on groundbreaking projects that redefine aerospace.
  • ✨ Global Innovation Hub – Collaborate with top engineers from around the world.
  • ✨ Fast-Paced & High-Growth – Experience the excitement of working in a rapidly expanding company.
  • ✨ Real Impact – Your contributions won't be theoretical—they will shape the future of flight.

Apply online using the form below. Only applications matching the job profile will be considered.

Destinus is an equal-opportunity employer. We value diversity within 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.

Location : Zürich
Country : Switzerland

Application Form

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