# Senior Mechanical Engineer

**Company:** [Cyngn](https://hotfix.jobs/companies/cyngn)
**Location:** Mountain View, CA
**Role:** Hardware Engineering
**Salary:** $160k – $171k/yr
**Experience:** 4+ years
**Skills:** Solidworks, Arena Plm, GD&T, Fmea, Thermal Simulation, CAD, Bom Management, Prototyping, Sensors, Encoders
**Posted:** 2026-03-24

> Owns mechanical design, integration, and release of autonomous vehicle systems from concept to production. Drives CAD modeling, prototyping, testing, and cross-team collaboration using SolidWorks and PLM tools. Requires 4-8 years in robotics or automotive with hands-on experience.

## Job Description

## Responsibilities
- Own the mechanical technical specification, design, integration, and release for vehicle systems
- Create CAD models, detailed drawings, and specifications for parts and assemblies (**SolidWorks**)
- Drive product development cycles from concept to production, ensuring manufacturability and reliability
- Troubleshoot issues, identify root causes, and design corrective/preventative solutions
- Build, assemble, and operate test fixtures for mechanisms — including necessary coding & electrical setups
- Characterize sensing systems (encoders, sensors) for bandwidth, latency, and other system parameters to support closed-loop motor control
- Develop and execute test plans, analyze results, and drive design improvements based on data
- Work closely with electrical, software, and external engineering partners to meet system-level goals for safety, performance, and cost
- Serve as design release engineer for systems such as Electronics enclosures, harnesses, and sheet metal assemblies
- Own subsystem Bills of Materials (BOM), assembly structures, and documentation within PLM systems (**Arena**)
- Collaborate with program management to plan development schedules, builds, and resolve supply chain challenges

## Qualifications
- 4~8 years of experience in mechanical engineering, ideally in robotics, automotive, or other complex electromechanical systems
- Proven record of taking products from concept through mass production
- Strong proficiency with **SolidWorks** and 3D CAD modeling best practices
- Understanding of GD&T and tolerance stack-ups for precision assemblies
- Experience with PLM systems (**Arena** or similar)
- Hands-on prototyping and test experience — comfortable assembling and debugging systems in a lab
- Analysis skills for simple FMEA & Thermal simulations
- Ability to collaborate across disciplines
- Excellent problem-solving skills, with a data-driven approach to design decisions

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