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Senior Mechanical Design Engineer Complete Machine Design | Prototype Development | Long-Term Opportunity Engineering First. CAD Second. THE LAB Athletic Systems is developing an innovative athletic resistance training system and is seeking an experienced Senior Mechanical Design Engineer to transform an existing engineering architecture into a complete prototype-ready CAD package. This is NOT a concept design project. The product architecture has already been developed through extensive engineering, trade studies, component selection, manufacturing analysis, human factors research, and prototype planning. We are NOT looking for someone to redesign the machine. We are looking for an engineer who can transform an existing engineering architecture into a complete, manufacturable mechanical design suitable for prototype fabrication and future production. If your primary skill is CAD drafting, this project is probably not a good fit. If your strength is solving engineering problems and creating production-ready mechanical designs, we would like to hear from you. Project Scope Develop a complete engineering CAD package including: Complete 3D machine assembly Individual manufactured components Weldments Sheet metal components Machined parts Bearings Shafts Cable routing Linear motion assemblies Height adjustment mechanism Engine module packaging Electronics packaging Structural frame Assembly drawings Exploded assemblies Manufacturing drawings Bill of Materials (BOM) STEP files Revision-controlled CAD package suitable for prototype fabrication Required Experience Please apply only if you have experience designing complete mechanical products or machinery. Examples include: Industrial machinery Robotics Automation equipment Medical devices Manufacturing equipment Fitness equipment Special-purpose machinery Electromechanical systems Experience with: Design for Manufacturing (DFM) Design for Assembly (DFA) Prototype fabrication Mechanical packaging Manufacturing documentation is required. Preferred CAD Platforms SolidWorks Autodesk Inventor Equivalent professional CAD platforms will also be considered. This Project Is NOT CAD drafting only Reverse engineering Product styling Industrial design only Rendering only Student projects We are looking for engineering judgment and real-world mechanical product development experience. Required Screening Questions Please answer every question. Generic proposals will not be considered. Engineering Experience Describe the most technically challenging mechanical or electromechanical product that you personally helped design. What percentage of the engineering and CAD work was your responsibility? Did the product reach prototype, production, or commercialization? Describe one engineering decision that significantly improved manufacturability. Describe one design issue discovered during prototype fabrication and how it was resolved. Manufacturing Experience Have you produced complete fabrication drawing packages that were successfully built? Have you worked directly with fabrication shops, machine shops, or contract manufacturers? Which manufacturing processes have you designed for? CNC machining Sheet metal Weldments Injection molding Castings Extrusions Composite fabrication Additive manufacturing Mechanical Design Describe your experience designing systems containing: Electric motors Bearings Shafts Cable systems Pulleys Linear guides Gearboxes Structural frames What CAD platform do you use professionally? How many years have you used it professionally? Engineering Judgment If another engineer owns the product architecture, what is your process for validating it before beginning detailed CAD? How do you balance performance, manufacturability, cost, and serviceability? Describe your approach to tolerance stack-up and assembly validation. What additional information would you require before preparing an accurate proposal? Project Planning Approximately how many engineering hours do you believe a project of this complexity would require? What assumptions are you making when preparing that estimate? What do you believe is the greatest technical risk in converting an existing engineering architecture into a prototype-ready CAD package? Portfolio Please include: Three complete mechanical assemblies that you personally designed. One fabrication drawing package. One exploded assembly. One example of a product that was actually manufactured. One project you are most proud of and explain why. IMPORTANT To confirm that you have read the complete project description, begin your proposal with the words: ENGINEERING FIRST Proposals that do not include these words or fail to answer the screening questions will not be reviewed. Selection Process We are looking for a long-term engineering partner, not simply someone to produce CAD. Shortlisted candidates will be invited to review a portion of the engineering package and participate in a technical discussion covering: How they would approach the CAD development. Questions they would ask before beginning. Manufacturing concerns they immediately identify. Their proposed development strategy. Estimated engineering effort. Areas of technical risk. Opportunities to improve manufacturability and serviceability without changing the underlying architecture. This discussion is intended to evaluate engineering judgment, communication, and problem-solving ability. Long-Term Opportunity The selected engineer may continue supporting: Alpha prototype revisions Beta development Manufacturing optimization Cost reduction Production CAD Future product family development
Project ID: 40621530
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With expertise as a Mechanical Design Engineer of over 7 years, I am confident in my ability to transform the existing architectural design of the athletic resistance training system into a complete and manufacturable mechanical design. My professional use of SolidWorks and other CAD platforms positions me to develop precise 3D assemblies for all components, from sheet metal designs, machined parts, to weldments - an important aspect given your project requirements. Moreover, I can adeptly integrate functionalities like cable routing, linear motion assemblies, height adjustment mechanisms, engine and electronics packaging solutions that shows my holistic approach to mechanical design. Not only am I well-versed in designing complete mechanical products but my capability extends to optimized product development for cost-effective production as well through DFM principles—an aspect you mentioned valuing. Through careful considerations of performance, manufacturability, cost, and serviceability, I strive to create designs that are not only functional but also future-ready.
$50 USD in 40 days
8.5
8.5

With a team at MHTechFusion, we pride ourselves on our comprehensive mechanical design capabilities and real-world engineering experience, making us an ideal fit for transforming your existing architecture into a ready-for-prototype CAD package. Our commitment is in producing practical, manufacturable, and scalable designs that align with your vision for The LAB Athletic Systems. Over the years, we’ve successfully designed and developed various complex systems such as industrial machinery, automation equipment, and electromechanical systems. Experience in designing for manufacturing processes such as CNC machining, sheet metal fabrication, and weldments directly aligns with your project needs. Moreover, we fully appreciate design considerations like DFM and DFA. Our proficiency extends to industry-standard CAD platforms like SolidWorks, Autodesk Inventor, Fusion 360. We are comfortable with the intricacies associated with electric motors, bearings, cable systems, pulleys and more. We confidently balance performance with maintenance costs and serviceability while not overlooking the importance of manufacturability. In conclusion, our multidisciplinary team draws from robust cumulative experience to offer not just design but solutions that stand up to real-world conditions.
$50 USD in 40 days
7.0
7.0

With nearly a decade's worth of experience in 3D modelling, I can bring a significant edge to your project at THE LAB Athletic Systems. My proficiency with CAD software like SolidWorks and Autodesk Inventor, coupled with my familiarity with equivalent professional platforms, makes me the perfect candidate to transform your existing engineering architecture into a complete CAD package suitable for prototype fabrication and future production. My career trajectory has equipped me with valuable insights and skills required for this project - from designing complete mechanical products to understanding design for manufacturing (DFM) and design for assembly (DFA). I have an extensive background in developing mechanical systems containing electric motors, bearings, shafts, cable systems, pulleys, linear guides, gearboxes, structural frames, and more - prerequisites of your project.
$50 USD in 2 days
7.4
7.4

Hi there, ENGINEERING FIRST We understand you are seeking a Senior Mechanical Design Engineer to transform an existing engineering architecture for an athletic resistance training system into a complete prototype-ready CAD package. This project aligns perfectly with TRYGVE Studio's expertise in SolidWorks Product Development, particularly in creating detailed, manufacturable mechanical designs. We specialise in converting conceptual engineering architectures into comprehensive CAD packages, including 3D assemblies, individual component designs (such as weldments, sheet metal, and machined parts), and generating all necessary documentation like assembly drawings, manufacturing drawings, BOM, and STEP files. Our approach focuses on design for manufacturing and assembly, ensuring the resulting CAD package is truly ready for prototype fabrication and future production. We would be pleased to discuss how our experience in mechanical product design, especially with systems involving bearings, shafts, cable systems, and structural frames, can contribute to the successful development of your athletic system. We typically work in clear, staged steps, from initial discussions to detailed modelling and final documentation, with review rounds to ensure alignment with your vision. To ensure a precise proposal, we invite you to message us to discuss the full scope, timeline, and budget. You can find our profile at https://www.freelancer.in/u/faisal8071. Regards, Ar. Faisal Saif
$60 USD in 16 days
6.7
6.7

Hey, You are looking for Mechanical Design Engineer for Athletic System "Lets Gets Started, I know you have several tempting proposals here, but I guarantee you to be impressed by my work. I have various skills in design, Illustration, Photoshop, Graphic Design, Logo Design and Illustrator. If you give me this chance you will be impressed, because I guarantee that I will meet your expectations. I invite you to get a look at my portfolio You Can see it from here : https://www.freelancer.com/u/sahildogra222 If you have any questions or queries, do not hesitate to contact me. I hope to start working with you. With regards! SAHIL
$50 USD in 3 days
6.3
6.3

Hello, I am excited about the opportunity to work on transforming the existing engineering architecture of THE LAB Athletic Systems' innovative athletic resistance training system into a complete prototype-ready CAD package. With experience in designing complete mechanical products and machinery, I am confident in my ability to develop a comprehensive engineering CAD package that includes 3D machine assembly, individual components, assembly drawings, manufacturing drawings, and more. I have expertise in SolidWorks and Autodesk Inventor, ensuring high-quality deliverables. Please have a look at our Freelancer portfolio through the links given below. https://www.freelancer.com/u/CreativeDesign50 Best regards, Kirandeep K.
$50 USD in 7 days
6.3
6.3

ENGINEERING FIRST I can help turn your existing engineering architecture into a prototype-ready mechanical CAD package for fabrication and future production. I am Irish, now living in the Philippines, with 15+ years of mechanical design and fabrication experience. I work mainly in Autodesk Inventor and AutoCAD, and I am also a qualified metal fabricator, so I focus on practical, manufacturable design rather than CAD only. My experience includes welded frames, sheet metal parts, machined components, brackets, guards, shafts, bearings, pulleys, cable routing, conveyors, 3D printed prototypes, BOMs, cut lists, assembly drawings, and workshop-ready fabrication packages. Before starting detailed CAD, I would review the architecture for load paths, component fit, tolerance stack-up, assembly sequence, service access, cable routing, and manufacturability risks. I would flag any issues early before the model becomes expensive to change. For this project, I can support the full 3D assembly, weldments, sheet metal, machined parts, bearings, shafts, linear motion layouts, structural frame, exploded views, manufacturing drawings, BOM, STEP files, and revision-controlled CAD package. A project of this scope may require around 120–300+ hours depending on the final detail and number of mechanisms. I can provide portfolio examples of mechanical assemblies, fabrication drawings, exploded views, and manufactured projects.
$50 USD in 40 days
6.3
6.3

Hello, we are Vutuk Design and Media. Backed by a full-service mechanical design engineering, structural FEA/CFD simulation, rapid 3D printing prototyping, and digital media studio led by a principal mechanical design engineer with 15 years of experience, our agency is fully equipped to execute your Mechanical Design Engineer for Athletic Equipment project. We bridge athletic hardware engineering with cinema-grade technical visualization assets. To help us align our engineering and media pipeline with your project schedule, we have a few brief questions: Do you require dynamic FEA load impact reports alongside the production 2D manufacturing blueprint package for safety compliance? Would you like our studio to print physical functional 3D prototypes in our lab to verify ergonomic touchpoints before final CAD sign-off? What is your preferred schedule for reviewing initial 3D design concepts before our team advances to detailed sub-assembly drafting and BOM generation? We invite you to visit our company profile and extensive portfolio page to explore our deep capabilities in athletic hardware engineering, FEA simulation, and industrial visual assets. We look forward to partnering with your team.
$50 USD in 40 days
5.6
5.6

Hi, I have carefully reviewed your requirements for transforming an existing engineering architecture into a prototype-ready, manufacturable mechanical design. This perfectly aligns with my experience in complete machine design and product development. With 5+ years of experience in industrial automation, SPMs, welding fixtures, fabrication assemblies, and heavy machinery, I have developed complete machine assemblies, weldments, sheet metal parts, machined components, shafts, bearings, structural frames, BOMs, and manufacturing drawings. My focus is always on DFM, DFA, tolerance validation, and production-ready documentation, not just CAD modeling. I'm confident my engineering approach and manufacturing experience will contribute to the successful execution of your project. I would be glad to discuss your engineering package and become a reliable long-term engineering partner.
$50 USD in 60 days
4.3
4.3

ENGINEERING FIRST Hi, I'm a Mechatronics & Robotics Engineer with 4+ years of experience in mechanical design, CAD modeling, electromechanical systems, robotics, and prototype development. Your project stands out because you're looking for engineering judgment—not just CAD drafting—and that's exactly how I approach product development. I have designed complete mechanical assemblies involving structural frames, motors, shafts, bearings, linear motion systems, gearboxes, and electronics packaging using SolidWorks and Autodesk Inventor. My experience includes DFM/DFA, fabrication drawings, BOMs, exploded assemblies, tolerance analysis, and prototype validation. I have also worked closely with machine shops and fabrication teams to ensure designs are practical and manufacturable. Before detailed CAD, I validate the engineering architecture, interfaces, tolerances, purchased components, and assembly sequence to minimize redesign. I estimate this project would require approximately 250–400 engineering hours, assuming the product architecture is already finalized. I'm interested in becoming a long-term engineering partner and would be happy to discuss my development strategy and engineering approach in a technical interview. Thank you for your consideration.
$50 USD in 40 days
0.0
0.0

Greetings! ENGINEERING FIRST I can transform your existing engineering architecture into a complete, manufacturable CAD package ready for prototype fabrication. I have designed complete mechanical products including industrial machinery, fitness equipment, and electromechanical systems. I can answer all screening questions regarding engineering experience, manufacturing processes, and design validation. I have experience with SolidWorks and can deliver assembly drawings, BOMs, and fabrication packages. I am interested in a long-term engineering partnership. Let me know your preferred start date and I will share relevant portfolio examples. Thanks, Revival
$50 USD in 40 days
0.0
0.0

The thing that breaks on these jobs is when the detail from the existing engineering architecture is not carried into the final CAD package, so I build that detail in from the start. I will take your architecture documents and translate them into a complete, manufacturable mechanical design using SolidWorks, picking up every nut, bolt, and connection point. You want a complete prototype-ready CAD package, so I will deliver that. I build the core structural components first, so the frame and primary load-bearing elements, because everything else attaches to that structure. Also, I will use standard off-the-shelf components where possible, specifying them in the CAD so you know exactly what to order. What material are the primary structural members specified to be? I will have the basic assembly modelled and ready for you to review by the end of day two. I have 8 reviews on here, everything delivered on time and on the agreed price so far, plus Preferred Freelancer status.
$50 USD in 7 days
0.0
0.0

Dear Client, This project requires more than CAD modeling; mechanical engineering, manufacturability, structural design, assembly planning, and prototype readiness must work together for a successful product. I can take ownership from reviewing the existing engineering architecture to developing a complete prototype-ready CAD package, detailed manufacturing drawings, BOM, and documentation. With 11+ years of experience and 500+ completed projects, I have worked on mechanical systems, electromechanical products, industrial equipment, automation solutions, product development, and manufacturing-focused designs. Key risks include structural limitations, tolerance issues, assembly problems, service challenges, and cost optimization. I will control these through engineering review, DFM/DFA analysis, manufacturing consideration, assembly validation, and prototype-focused design improvements. Approach 1. Review existing architecture and finalize mechanical design requirements. 2. Develop complete CAD model, drawings, BOM, and fabrication documents. 3. Support prototype readiness and design refinement. Please share existing engineering documents, design constraints, manufacturing process, and prototype goals. I can then define the project scope, timeline, and next steps. Best regards, Avi Gupta Quality is never an accident.
$50 USD in 40 days
0.0
0.0

Scotch Plains, United States
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$600-1500 USD
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₹12500-37500 INR
$1500-3000 USD
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min $50 USD / hour