Rolex Mechanical Engineering Intern — Ultrasonic Pressing Optimization
- Location
- Employment
- Internship
- Seniority
- Intern
- Posted
- Mar 12, 2026
About Rolex
Rolex is a Swiss luxury watch manufacturer renowned for precision engineering, in‑house manufacture and exceptional craftsmanship. As a privately held, globally recognised marque, Rolex combines traditional horological skills with advanced manufacturing technologies and invests in the technical development and training of its workforce.
Rolex — Geneva: Mechanical Engineering internship to optimise ultrasonic pressing parameters for watch components. 4–6 month position.
Role & Responsibilities
- Design fixtures and holding systems to enable ultrasonic extraction/ejection of watch components with controlled decentring.
- Define and implement an experimental plan (DOE) covering relevant process parameters.
- Perform laboratory tests and measure/evaluate ejection (chassing) forces under varying conditions.
- Analyse statistical influences on process outcomes and identify key factors.
- Develop a predictive model to forecast process behaviour and establish the optimal operating window.
- Validate model predictions with practical case studies representative of target production situations.
Qualifications
- Currently enrolled in a Master's programme in Mechanical Engineering or equivalent.
- Solid knowledge of general mechanics and mechanical design principles.
- Proficiency in statistical methods and experimental design.
- Comfortable working with and handling very small, precision components.
- Autonomous, rigorous and highly meticulous; strong attention to detail.
- Availability for a 4–6 month internship.
Skills
Experience
Student level internship; hands‑on laboratory or manufacturing experience with experimental testing and micro‑component manipulation is desirable but not mandatory.
Education
Enrolment in a Master's degree in Mechanical Engineering or equivalent technical discipline (in progress).
Workplace
This position is based in Geneva, Geneva, Switzerland.
Benefits
Access to cutting‑edge manufacturing equipment; excellent working conditions; first‑rate social benefits.
Culture
Rolex maintains a culture of technical excellence, precision and discretion, where craftsmanship and rigorous quality control are paramount. The workplace emphasises hands‑on learning, internal skills development and collaboration between experienced technicians and engineers.
About Cerulean
Cerulean is the definitive career portal for the global luxury industry. We match exceptional professionals with exclusive opportunities at the world's most prestigious brands. From haute couture and fine watchmaking to prestige beauty, hospitality, and boutique retail, Cerulean centralises luxury employment to help you find the career for which you were destined.
Frequently Asked Questions
The luxury industry is characterised by a diverse and nuanced nomenclature. Esteemed houses frequently employ proprietary terminology, and even within a single organisation like Rolex, titles may vary across global markets to reflect local conventions. To ensure absolute clarity, Cerulean assigns a standardised, industry-coherent canonical title to every listing. However, it is worth noting that this role is functionally synonymous with «Process Development Intern — Watch Components», «R&D Intern — Ultrasonic Assembly», «Manufacturing Engineering Intern — Micro‑component Handling», «Experimental Mechanics Intern — Fixture & Test Design», and other variations. Our sophisticated search architecture anticipates these variations, ensuring that inquiries using related terms will seamlessly yield the exact roles you desire.