Mechanical CAD Engineer (Remote | $60–$100/hr)

Synthires; California; Remote; USD 83,000 - 138,000; Part time

Job summary

Synthires is seeking a Mechanical / CAD Engineer for a part-time remote role, offering $60–$100 per hour through Cincinnatus LLC. The position requires at least 20 hours per week on weekdays and W-2 employment terms.

You will contribute to advanced AI hardware projects, performing mechanical design, parametric CAD, and GD&T tasks with high attention to manufacturing feasibility and documentation. Excellent written and verbal communication is essential.

Qualifications

• 4+ years of professional mechanical design or CAD engineering experience.
• Expert proficiency in at least one parametric CAD tool (SolidWorks, CATIA, NX, Creo, Onshape, or Fusion 360).
• Working knowledge of GD&T, drawings, and design for manufacturing.
• Demonstrable career progression; available for at least 20 hours per week on weekdays.

Responsibilities

• Guide research and engineering teams in improving AI mechanical performance via CAD and design-for-manufacturing techniques.
• Design challenging, domain-specific tasks and develop reference solutions.
• Evaluate CAD tasks and AI-generated solutions, providing structured technical feedback.
• Create and assess CAD models, drawings, and design problems; produce reference solutions.

Skills

4+ years experience

Parametric CAD

GD&T proficiency

Strong written comms

Tools

SolidWorks

CATIA

Siemens NX

Creo

Onshape

Fusion 360

Job description

Mechanical / CAD Engineer (Part-Time | Remote | $60–$100/hr)

Position: Mechanical / CAD Engineer

Type: Part-Time (W-2 Employment)

Compensation: $60–$100 per hour

Location: Remote (United States)

About the Opportunity

A leading AI research project is seeking experienced mechanical design and CAD engineers with expertise in mechanical design, parametric CAD, and 3D modeling to improve the quality and reliability of advanced AI models. You will contribute real‑world engineering judgment to AI training, technical evaluation, and benchmark development.

This is a W-2 employment opportunity with Cincinnatus LLC, with placement at a leading AI lab as part of its extended workforce.

Key Responsibilities

• Guide research and engineering teams in improving AI performance across mechanical design, CAD, parametric 3D modeling, and design for manufacturing.
• Design challenging, domain‑specific engineering tasks and develop accurate reference solutions.
• Evaluate mechanical design and CAD tasks and AI‑generated solutions, providing structured technical feedback.
• Create and assess CAD modeling tasks, engineering drawings, and design problems.
• Produce accurate reference models and engineering solutions.
• Develop evaluation rubrics to assess geometric accuracy, design intent, tolerancing (GD&T), and manufacturability.
• Collaborate with subject matter experts to maintain consistency and accuracy in AI training data.

Required Qualifications

• 4+ years of professional experience in mechanical design or CAD engineering at a recognized organization, such as Apple, Tesla, SpaceX, Boeing, GE, or leading product design and manufacturing firms.
• Expert proficiency in at least one parametric CAD tool, including SolidWorks, CATIA, Siemens NX, Creo, Onshape, or Fusion 360.
• Working knowledge of GD&T, engineering drawings, and design for manufacturing.
• Demonstrable career progression.
• Availability for at least 20 hours per week on weekdays.
• Excellent written communication skills and the ability to explain complex technical decisions clearly.

Preferred Qualifications

• Experience with advanced parametric modeling and mechanical product development.
• Familiarity with engineering validation and manufacturing workflows.

Compensation & Engagement

• $60–$100 per hour.
• Part-time W-2 employment through Cincinnatus LLC.
• Minimum commitment of 20 hours per week.
• Opportunity to work with a leading AI research laboratory.
• Cincinnatus LLC serves as the employer of record, handling payroll, benefits, and employment compliance.

Application Process

The application process was not specified in the provided listing.

Additional Terms

• Equal Employment Opportunity employer.
• Reasonable accommodations are available upon request.