CareerPlan

Staff Mechanical Engineer

Paris, FranceFull-time2026-10-16 → 2026-11-09
Hybrid

Core

Lead mechanical architecture and design for next-generation secure hardware devices (hardware wallets) for the Web3/crypto industry.

Role type

Senior Mechanical Engineering Lead (Hands-on IC with team leadership)

Builds

Secure hardware wallets and related consumer electronics devices

Domain

Consumer electronics / Web3 / Cryptocurrency

Required skills

Mechanical design and architecture, CAD (SolidWorks/Creo/Onshape), GD&T, tolerance analysis, statistical process control (SPC), mold and tooling processes, supplier management, DFM, CMF definition, hardware troubleshooting

Preferred skills

Experience in medical devices, wearables, telecom, or IoT; Curiosity about crypto/blockchain industry

Technologies

SolidWorks, Creo, Onshape

Responsibilities

Lead mechanical design/architecture choices; Drive complex component and structure integrations; Own CAD and integrate constraints (antenna, PCBA, connectors); Define and validate reliability testing specifications; Drive molds and tooling processes; Manage key supplier relationships; Lead/build a team and mentor junior colleagues; Communicate with hardware and firmware teams; Drive DFM and contract manufacturer delivery; Lead CMF definition; Prototype and debug devices; Present technical choices and trade-offs to leadership

Seniority

Senior, hands-on IC with team leadership