CAD Modeler

Weekday AI (YC W21); Chennai District; On-site; INR 100,000 - 500,000; Full time

Job summary

Weekday AI, Chennai, India is seeking a CAD Modeler with Siemens NX to create accurate 3D models and engineering drawings for product development. The role requires 1+ years of CAD modelling experience and strong mechanical design fundamentals. You will convert concepts to precise CAD models, ensure manufacturability, and collaborate with engineers to meet standards.

Location: Chennai, Tamil Nadu, India. Job Type: Full-time. Salary range Rs 100000 - Rs 500000 per year.

Qualifications

• 1+ years of professional experience in CAD modelling or mechanical design.
• Strong hands-on proficiency in Siemens NX for 3D modelling and design development.
• Good understanding of mechanical components, assemblies, and product design fundamentals.
• Experience creating and modifying 3D parts and assemblies using Siemens NX.
• Knowledge of preparing and interpreting 2D engineering drawings.
• Understanding of dimensions, tolerances, fits, and basic GD&T concepts.

Responsibilities

• Create accurate 3D CAD models using Siemens NX based on engineering specs, sketches, drawings and requirements.
• Develop and modify mechanical components, assemblies and product models per project needs.
• Prepare and update 2D drawings with dimensions, tolerances and annotations.
• Interpret engineering drawings and technical specifications.
• Ensure CAD models/drawings meet engineering, dimensional and documentation standards.
• Incorporate design changes and engineering change requests on time.
• Develop assemblies and ensure proper relationships, fit and alignment.
• Perform basic model and drawing checks for dimensional/geometry errors.
• Maintain CAD files, revision history and design documentation.
• Collaborate with design engineers and manufacturing teams to resolve issues.
• Support design reviews and incorporate stakeholder feedback.
• Ensure models are suitable for downstream manufacturing and tooling.

Skills

Siemens NX

CAD modelling

3D modelling

Mechanical design fundamentals

GD&T

2D drawings

Education

Diploma or Bachelor's in Mechanical Engineering, Production Engineering, CAD/CAM, or related

Job description

Job Description:

𝗧𝗵𝗶𝘀 𝗿𝗼𝗹𝗲 𝗶𝘀 𝗳𝗼𝗿 𝗼𝗻𝗲 𝗼𝗳 𝘁𝗵𝗲 𝗪𝗲𝗲𝗸𝗱𝗮𝘆𝘀 𝗰𝗹𝗶𝗲𝗻𝘁𝘀

𝗦𝗮𝗹𝗮𝗿𝘆 𝗿𝗮𝗻𝗴𝗲: 𝗥𝘀 𝟭𝟬𝟬𝟬𝟬𝟬 - 𝗥𝘀 𝟱𝟬𝟬𝟬𝟬𝟬 (𝗶𝗲 𝗜𝗡𝗥 𝟭-𝟱 𝗟𝗣𝗔)

Experience: 1+ yrs

Location: Chennai, Tamil Nadu, India

Job Type: Full-time

We are looking for a detail-oriented and technically proficientCAD Modelerwith hands-on expertise inSiemens NXto create accurate, high-quality 3D models and engineering drawings for product development and manufacturing requirements.

The role involves converting engineering concepts, specifications, sketches, and design requirements into precise CAD models while ensuring dimensional accuracy, manufacturability, and adherence to established engineering standards. The ideal candidate will have strong fundamentals in mechanical design, excellent attention to detail, and the ability to work effectively with engineers and cross-functional teams.

Key Responsibilities

• Create accurate3D CAD models using Siemens NXbased on engineering specifications, sketches, drawings, and design requirements.
• Develop and modify mechanical components, assemblies, and product models according to project requirements.
• Prepare and update2D engineering drawings, including dimensions, tolerances, annotations, and other manufacturing information.
• Interpret engineering drawings, technical specifications, design concepts, and product requirements.
• Ensure CAD models and drawings meet definedengineering, dimensional, and documentation standards.
• Make design modifications and incorporate engineering change requests accurately and within required timelines.
• Develop assemblies and ensure proper component relationships, fit, and alignment.
• Perform basic model and drawing checks to identify dimensional, geometric, or documentation errors.
• Maintain accurate CAD files, drawing revisions, design documentation, and related engineering records.
• Collaborate with design engineers and manufacturing teams to resolve modelling and drawing-related issues.
• Support design reviews and incorporate feedback from engineers and other technical stakeholders.
• Ensure models are suitable for downstream manufacturing, tooling, fabrication, or production requirements.
• Follow established CAD modelling practices, naming conventions, file structures, and revision-control procedures.
• Support engineering change management and maintain consistency between 3D models and 2D drawings.
• Assist with design documentation and other CAD-related engineering activities as required.
• Continuously improve modelling accuracy, efficiency, and adherence to engineering best practices.

What Makes You a Great Fit

• 1+ years of professional experiencein CAD modelling, mechanical design, engineering drafting, or a related field.
• Strong hands-on proficiency inSiemens NXfor 3D modelling and design development.
• Good understanding of mechanical components, assemblies, and product design fundamentals.
• Experience creating and modifying3D parts and assembliesusing Siemens NX.
• Knowledge of preparing and interpreting2D engineering drawings.
• Understanding of dimensions, tolerances, fits, and basicGD&Tconcepts.
• Ability to accurately interpret engineering drawings, sketches, specifications, and technical documentation.
• Strong attention to detail with a focus on dimensional accuracy and design quality.
• Ability to implement design changes and revisions accurately.
• Basic understanding of manufacturing processes and design-for-manufacturing principles.
• Familiarity with engineering change processes, document control, and revision management.
• Good problem-solving and analytical skills.
• Ability to work effectively with design engineers, manufacturing teams, and other technical stakeholders.
• Strong organisational skills with the ability to manage multiple CAD tasks and deadlines.
• Good written and verbal communication skills.
• Diploma or Bachelors degree inMechanical Engineering, Production Engineering, CAD/CAM, or a related technical disciplineis preferred.
• A strong willingness to learn, improve Siemens NX expertise, and develop broader mechanical design capabilities.