Senior Mechanical Engineer

Arago•Paris, Île-de-France

12d

About The Position

Arago is an AI and computer hardware company focused on accelerating breakthroughs at the intersection of AI and semiconductors. Founded in 2024 by experts in photonics, electronics, software, mathematics, and machine learning, Arago has a lean team of engineers and scientists from top companies and research labs. The company operates globally with hubs in France, North America, and Israel, guided by principles of delivering high-quality work, moving with speed, and fostering a collaborative team environment. Arago is supported by prominent industry executives and venture firms. As a Senior Mechanical Engineer, you will be responsible for the design, simulation, prototyping, and industrialization of mechanical systems for Arago's next-generation optical AI accelerator boards. This includes server tray design, thermal management, and custom mounts for optical and PCB teams. You will utilize CAD expertise and in-house prototyping tools (3D printer, CNC machine) to bring engineering requirements to physical reality.

Requirements

Master's degree in Mechanical Engineering or related field.
5+ years of experience in mechanical design, ideally in server hardware, electronics enclosures, or high-performance computing systems.
Proficiency in CAD tools such as SolidWorks, CATIA, or equivalent.
Experience with thermal simulation tools such as COMSOL or ANSYS.
Hands-on experience with metal sheet design, fabrication processes, and mechanical assembly.
Familiarity with server hardware components like motherboards, fans, PSUs and their integration constraints.
Experience working with external suppliers and design houses, including order management and supply follow-up.
Experience with in-house prototyping tools like 3D printing and CNC machining.
Familiarity with thermal management for high-power electronics.
Proficient level of English.

Nice To Haves

French language skills.

Responsibilities

Design metal sheet parts and mechanical assemblies for server trays hosting Arago's ML accelerator boards.
Integrate off-the-shelf components such as motherboards, fans, and PSUs into custom server tray designs.
Perform thermal simulations to validate designs before prototyping.
Design mounts and casings to support the optical and PCB teams' hardware.
Prototype designs using our in-house 3D printer and CNC machine, and iterate rapidly.
Manage relationships with external suppliers and design houses, from initial brief to supply follow-up.
Collaborate closely with PCB, optical, and software teams to align mechanical specifications across domains.