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What is Waterproof Design (IP68)?

IP68 is an international standard intended on defining a product's resistance to water, dust, dirt and sand. IP68 compliant designs require meticulous planning and component selection to ensure devices or structures remain unaffected by environmental factors

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Adhiraj N.

4.9

1089

8.1

99%

Sitapur, India

$15 USD per hour

*NO UPFRONT PAYMENT || RELEASE FUNDS WHEN YOU ARE 100% SATISFIED* *Available online on CHAT 24x7 || 100% Job Satisfaction* I work with individuals & companies of all sizes as an integrated part of their marketing or content management teams, carrying projects from concept to completion, and always with the goal of achieving marketing objectives. Services: # Logo Design # Flyers Design # Banners Design # Brochure Design #Figma UI UX #KDP #E-Book #Publishing # Stationery Design # Book Cover Design #AI Powered Designs # UI UX Design # Web Design # Labels & Stickers Design # Social Media Cover Design # Packaging Designs # App screen Designs # Powerpoint Presentations # Cartoon Illustrations # WORDPRESS Website # HTML # Magento Design Programs: Adobe suite - Indesign, Photoshop, Illustrator, Figma, Adobe XD Other programs: Microsoft Suite - Powerpoint, Word, Excel If you are looking to supplement your team with out-of-the-box thinking that not only generates ideas but has the skills and resources necessary to execute within budget and on time, Please Get in Touch.

Waterproof Design (IP68) C Programming Java JavaScript Website Design

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Ghulam M.

4.9

279

6.5

96%

Moazzam Abad, Pakistan

$10 USD per hour

﷽,﷽ ● تَوَكَّلْتُ عَلَى الله وَاَللهُ خَيْرُ الرّٰزِقِیْنَ ●الرّزّاق .لَا اِلٰہَ اِلَّا اَنْتَ سُبْحَانَکَ اِنِّیْ کُنْتُ مِنَ الظَّالِمِیْنَ. .........صلی اللہ علیہ وسلم........ ( Qadiyani Not Allowed And Not work With you ) ❤ We have a fantastic team of Photoshop experts located in Pakistan ❤ We Have Well Experienced In Photoshop, Illustrator, Graphics Design, Banner Design And All Kind Of Design Related Work We Provide Services In These categories, = Clipping path = Background removing/changing/deep etching = Image editing = Image optimization for web = Image enhancement = Portrait retouching = Image manipulation = Photo restoration = Photo Retouch = Hair masking = Color correction = Creating vector image = Flyer/Brochure design = Business card = Banner design = Label Design = Invitation Design With over 5 years experience in the graphics design, PhotoShop and photo editing.

Waterproof Design (IP68) Adobe Flash Website Design Graphic Design Copywriting

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Bryson Henniger

4.9

266

7.9

95%

Joypurhat, Bangladesh

$40 USD per hour

We’re here to do serious business — professionally and transparently! Design Includes — Graphic Design, UI/UX, Web Design, Characters (Caricatures), Comic Book Illustrations, Children's Books, Realistic Drawings and Diagrams, Book Covers, Digital Painting, Brochure and Flyer Designs, Sketching, CD/DVD Covers, Watercolor, PowerPoint Templates, Corporate Identity, Ink-pen, Logos, Magazine Design, Vector Art And more... Writing Includes — We specialize in full-cycle writing, covering a range of content such as: (Book Ghostwriting, eBook Writing (including ePUB, Kindle, PDF, etc.), Research Writing, Academic Papers, Technical Writing Content Writing, Report Writing, SEO Article Writing, Blog Posts, Technical Papers, Business Assignments, Business Plan, Whitepaper Writing, Creative Writing, Story Writing, Product Descriptions And more... Professional Licenses for Sacramentary Country Permit (Stamp & Seal) — US State Includes: AL, CA, CO, CT, DC, DE, FL, GA, IL, KS, KY, LA, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, TX, WV, WY And more... Structural Engineering Services:— Comprehensive structural analysis and design for concrete, steel, wood, and masonry systems Advanced simulations and finite element modeling Production of detailed plans and 3D models using Revit and AutoCAD Review and approval of concrete and steel shop drawings and submittals Residential structural plan assessments and evaluations Civil Engineering Services:— Site development planning with AutoCAD and Civil 3D Mapping of property lines, utilities, topography, and existing site features Grading, drainage, and stormwater management design Utility planning and coordination Floodplain analysis and hazard map review GIS mapping and geospatial analysis Architectural & MEP Support:— Integration and coordination of architectural and engineering designs Space planning and layout optimization HVAC, plumbing, and electrical system design for residential and commercial projects Code review and compliance verification for MEP systems

Waterproof Design (IP68) PHP C Programming Java JavaScript

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Welkin Services

4.9

239

8.2

98%

Richands, Australia

$100 USD per hour

Greetings, We are a team of experienced Engineers, Architects,Draftees,3D Visualizers and Quantity Surveyors who have been collaborating for nearly a decade to provide construction-related services across the globe. I am Cham, a project manager/chartered engineer (NER, RPEQ, IntPE) who leads our efforts. Alongside my team, we are dedicated to delivering projects with precision and accountability, ensuring our clients' satisfaction. We are excited to establish enduring connections with our clients and partners. OUR SERVICES: 1️⃣ Architectural Designing and 3D Visualization ✅Concept Drawings/Drafting ✅Permit Drawings - Planning Permit (DA), Building Permit (BA) ✅Construction Drawings ✅Photorealistic 3D/CGI (Sketchup and Lumion, 3Ds Max, Vray and Corona) ✅Walkthrough Videos for Marketing 2️⃣ Structural Engineering and Project Management ✅Engineering design and Certification (Low rise) ✅Project Scheduling (MS Project, Primavera P6) 3️⃣ Quantity Surveying/Cost Consultancy ✅Measurement,Quantity Takeoffs (Softwares-PlanSwift, BlueBeam ) ✅BOQ/BOM Preparation (ASMM/POMI/NRM2/SMM7/CESMM4 Standards) ✅Estimation Services We are available here 24/7 :) ? Let's begin the glorious journey of working with you.

Waterproof Design (IP68) Graphic Design Photography Project Management Engineering

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Aditya Rao

5.0

139

8.5

99%

West Delhi, India

$65 USD per hour

Waterproof Design (IP68) Translation Engineering Electronics Research

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Meenakshi Kalra

4.9

103

7.9

97%

New Delhi, India

$45 USD per hour

I run Afterconcept Engineering, a product development company based in Delhi, India. We're a team of 6 engineers and designers who take physical products from first concept through to production-ready documentation. Since 2019 we've delivered 95+ projects for clients in 10+ countries, including work for NASA and brands like Ethique. Our work spans consumer electronics, medical devices, automotive components, industrial equipment, and IoT products. Most of what we do falls into one of these categories: mechanical design and engineering in SolidWorks, Fusion 360, CATIA, and Inventor; sheet metal and injection moulding with DFM/DFA built in from the start; electromechanical and IoT system integration; prototyping, functional testing, and manufacturer liaison; production drawings, exploded views, patent illustrations, and product renders; and 3D animation for assembly sequences and marketing. We work during US, EU, and Australian business hours and respond within 2-4 hours. Every project includes 30 days of post-delivery support. Recent work includes precision mechanical assemblies, manufacturing-ready consumer products, custom figurine tooling, pneumatic systems, sheet metal fabrication packages, and wearable electronics integration. Send a message or click Get a Quote and we'll scope your project within the day.

Waterproof Design (IP68) Website Design Engineering Research Industrial Design

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Kamran M.

4.9

6.5

100%

Hamburg, Germany

$20 USD per hour

You leave your work to a professional, so rest assured of the quality of the job. I am experienced in the following task: -product design -3D printing -Design custom CABINET in software "Cabinet vision", "Solidworks", "Inventor", "SWOOD", "Woodworks" etc.. -Complete cabinetry layout to include part list, CNC files, reports, production Designing industrial parts using SolidWorks and CATIA are among my expertise. I am master at design and preparation of plans for different structures such as steel/concrete structures, space frames, foundations, tanks, etc. under the live, dead, wind, and seismic loads via ETABS, SAFE, ABAQUS. I can design different structures with various applications. I see the challenges in each design project as opportunities for creating innovative designs according to your requirements. Your plans will pass through software like AutoCAD, 3D Max, Rhino, Revit, Lumion, SketchUp, and Unreal, and powerful hardware will result in spectacular outputs.

Waterproof Design (IP68) Data Entry Engineering Excel Photoshop

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Rashid M.

5.0

5.1

93%

Chakwal, Pakistan

$10 USD per hour

Hello, I’m Engr. Rashid Minhas, a Mechanical Engineer with over 7 years of experience in CAD Design, 3D Modeling, Product Design, CNC Programming, and Engineering Simulation (FEA & CFD). I specialize in converting ideas into manufacturing-ready designs with high precision and efficiency. I have strong expertise in creating 2D drawings, 3D CAD models, CNC toolpaths, and G-code generation for CNC Router, Laser Cutting, Waterjet Cutting, and Plasma/Profiling machines. My work ensures accuracy, smooth machining, and real-world functionality, making it ideal for production and prototyping. Services: 2D CAD Drawings (DWG, DXF) 3D Modeling & Product Design (STEP, IGES, STL) 3D Rendering & Visualization 3D Printing Files (STL Optimization) CNC Programming & G-Code Generation CNC Toolpath Design (ArtCAM, Fusion 360) Injection Molding Design Finite Element Analysis (FEA Simulation) Computational Fluid Dynamics (CFD Analysis) Structural Analysis & Thermal Analysis Product Animation Core Skills: CAD Design | 3D Modeling | Mechanical Design | Product Design | Industrial Design CNC Programming | G-Code | Toolpath Generation | CAM SolidWorks | AutoCAD | Fusion 360 | ArtCAM | ANSYS | Blender | CATIA | Inventor FEA Analysis | CFD Simulation | Structural Analysis | Thermal Simulation 3D Printing | STL Files | Rapid Prototyping | DFM (Design for Manufacturing) Laser Cutting | Waterjet Cutting | CNC Router | DXF Files | DWG Drawings Tools: SolidWorks AutoCAD Fusion 360 ArtCAM ANSYS (FEA, CFD) Blender (Rendering & Animation) CATIA Autodesk Inventor I deliver high-quality CAD models, CNC-ready files, and simulation-driven designs that are optimized for manufacturing. My focus is on precision, efficiency, and client satisfaction, ensuring your project is completed with accuracy and on-time delivery.

Waterproof Design (IP68) Industrial Design Matlab and Mathematica CAD/CAM Manufacturing

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Joel K.

5.0

2.7

88%

Mombasa, Kenya

$15 USD per hour

I am a Civil Engineer with years of experience. My skills include: • Architectural drawings using ArchiCAD and AutoCAD. • Geotechnical Engineering. • Structural analysis designs for R.C., Steel structures, and Timber structures using ETABS. • Design of highways using Civil 3D and production of section drawings. • Engineering articles and Report writing. • Drafting of Structural drawings. • Material Take-off. • Design of water, sanitary, and rainwater drainage. • Softwares: Global Mapper, ArcGIS Projects worked on include: • Dongo-Kundu PK3, where I prepared relevant drawings using Civil 3D and AutoCAD. • Design and drafting architectural and structural drawings of residential homes.(In portfolio) • Design of multi-story building. It involved structural analysis of the structure using Protastructure. Expertise: • Civil 3D • AutoCAD • Revit • Protastructure and Prokon • Excel

Waterproof Design (IP68) Engineering CAD/CAM Civil Engineering Structural Engineering

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See more Materials Engineers

Clients rate our Materials Engineers

4.91 out of 5

from 2,237 reviews

How to hire a great freelance Materials Engineer

A materials engineer is a specialist who develops, tests, and selects the metals, polymers, ceramics, composites, and biomaterials used to manufacture products, components, and structures. Hiring a freelance materials engineer gives your project access to deep expertise in material selection, failure analysis, and process optimization without the overhead of a full-time technical hire. Whether you are designing a consumer electronics enclosure, qualifying an aerospace alloy, or troubleshooting a polymer that keeps cracking in the field, a materials engineering expert turns abstract performance requirements into specific, manufacturable choices.

What a freelance materials engineer delivers

Materials engineers bridge product design and manufacturing reality. They translate functional requirements — strength, conductivity, corrosion resistance, biocompatibility, weight, cost — into validated material specifications and processing routes. Their work directly affects product reliability, regulatory compliance, warranty costs, and time to market.

Common deliverables from a freelance materials engineer include:

Material selection reports with ranked candidates, trade-off matrices, and justifications using tools like CES EduPack or Granta MI

Failure analysis reports covering fractography, root cause investigation, and corrective actions

Mechanical and thermal test plans aligned to ASTM, ISO, or DIN standards

Heat treatment, surface treatment, and coating specifications

Microstructure characterization using SEM, EDS, XRD, and optical metallography

Composite layup schedules, fiber-matrix selection, and cure cycle definitions

Welding procedure specifications (WPS) and procedure qualification records (PQR)

Corrosion assessments, galvanic compatibility studies, and cathodic protection designs

RoHS, REACH, and material declaration compliance documentation

Supplier qualification, incoming inspection criteria, and certificate of analysis review

Tasks and services handled by materials engineering experts

Freelance materials engineers cover the full lifecycle from concept to production support. On the design side, they perform Ashby plot analysis, recommend alloys or polymer grades, and advise on additive manufacturing material choices for SLM, DMLS, FDM, and SLA processes. On the manufacturing side, they qualify suppliers, write inspection plans, and resolve production defects such as porosity in castings, delamination in composites, or warpage in injection-molded parts.

Typical engagements include:

Polymer selection across thermoplastics (PEEK, PEI, nylon, polycarbonate) and elastomers

Metallurgical analysis of steels, aluminum alloys, titanium, copper, and superalloys

Finite element input — defining material cards for ANSYS, Abaqus, or COMSOL simulations

Tribology studies covering wear, friction, and lubrication regimes

Battery materials work, including cathode, anode, and electrolyte chemistry review

Biomaterials evaluation for medical devices under ISO 10993

Accelerated life testing protocols and Arrhenius modeling for service life prediction

Industries that hire freelance materials engineers

Materials engineering is sector-agnostic, but freelance demand concentrates in industries where material choice drives certification, performance, or cost. Common sectors include aerospace and defense, automotive and EV, medical devices, oil and gas, semiconductors, consumer electronics, construction and structural engineering, packaging, and renewable energy. Startups developing new battery chemistries, additive manufacturing service bureaus, and contract manufacturers also routinely engage materials specialists for short-term qualification work.

How to evaluate a materials engineer

The right freelancer depends on the material class and the failure modes that matter to your product. Look for engineers whose background aligns with your dominant material — a polymers expert is not interchangeable with a welding metallurgist. Strong candidates typically hold a degree in materials science, metallurgical engineering, or a closely related field, and many carry credentials such as ASM membership, NACE corrosion certification, AWS welding inspector status (CWI), or chartered engineer recognition.

Portfolio markers to look for include published failure analysis reports, qualification dossiers, redacted test plans, peer-reviewed papers, or patents. Confirm hands-on experience with the standards your project requires — ASTM, ISO, ASME BPVC, MIL-STD, or industry-specific specs like AMS for aerospace.

Sample interview questions you can copy and use:

Walk me through a failure analysis you led — what was the failure mode, and how did you confirm the root cause?

How would you approach material selection for a part that must operate at 200°C in a chlorinated environment?

Which mechanical, thermal, or microstructural tests would you specify to qualify a new supplier of this alloy or polymer grade?

What is your experience writing material specifications that production and QC teams can actually follow?

Can you describe a project where you changed material or process and quantified the impact on cost, weight, or reliability?

Why hire materials engineers on Freelancer.com

Freelancer.com gives you access to a global network of materials engineering experts spanning metallurgy, polymers, composites, ceramics, and emerging materials. You can shortlist candidates by industry experience, standards familiarity, and software proficiency, then compare bids from specialists across multiple regions. Clients on Freelancer.com set their own budgets and receive competitive bids, so scope can flex from a one-off failure analysis to ongoing R&D support. The platform's review system, verified profiles, and Milestone Payments give buyers a clear way to assess past work and protect funds until deliverables are accepted.

Ready to solve a material selection problem, qualify a supplier, or get to the root cause of a field failure? Post a project on Freelancer.com today and connect with skilled materials engineers ready to deliver.

What are the steps to hiring a freelance materials engineer?

Hiring a materials engineer works best when the brief is technically precise — material class, operating environment, applicable standards, and the deliverable format all shape the bids you receive. The process below walks through posting, reviewing, and awarding the project so you end up with a specialist whose expertise genuinely matches your problem.

Step 1: Post your project on Freelancer.com

The project post is the single biggest determinant of bid quality. A vague request for "materials help" attracts generic bids; a brief that names the material system, the failure mode, the standards, and the deliverable filters for engineers whose skills genuinely match. Head to the post project page , where you fill in the brief, scope, timeline, and budget before publishing the project for freelancers to bid on.

Specify the material class involved — metals, polymers, composites, ceramics, or a multi-material assembly

Describe the service environment: temperature range, chemical exposure, mechanical loading, and expected service life

Name the standards that apply, such as ASTM, ISO, AMS, ASME BPVC, or ISO 10993

List the deliverables expected — selection report, FA report, test plan, WPS/PQR, or specification document

Attach drawings, photos of failed parts, existing test data, or supplier datasheets where available

State the timeline and indicate whether physical testing or lab access is needed

Step 2: Review bids from freelancers

Bids are short proposals, not just price quotes. A strong bid from a materials engineer reflects how the candidate has interpreted your brief, what investigative or analytical approach they propose, and which standards or test methods they would apply. Read each proposal carefully and shortlist engineers whose technical reasoning matches the problem.

Look for a clear proposed approach — for example, naming SEM/EDS for fractography or DSC and TGA for polymer characterization

Note whether the freelancer asks intelligent clarifying questions about loading, environment, or processing history

Check that the proposed timeline is realistic given any required physical testing or supplier coordination

Look for references to relevant standards, simulation tools (ANSYS, Abaqus, COMSOL), or selection databases (Granta, CES)

Review attached sample work such as redacted reports, published papers, or anonymized case studies

Use Freelancer.com's chat to ask shortlisted candidates targeted technical questions before deciding

Step 3: Evaluate freelancers and award the project

The final decision combines proposal quality with profile evidence. Materials engineering work demands consistency — one strong report does not prove a candidate can handle your specific alloy system or regulatory context. Weigh the body of past work, written client feedback, and verified credentials together.

Review portfolio depth across the relevant material class and industry, not just the single best example

Check star ratings alongside the volume of completed projects to gauge consistency

Read written client reviews for comments on technical accuracy, communication, and adherence to standards

Confirm verified payment method, completion rate, and on-time delivery rate on the profile

Look for evidence of relevant credentials such as CWI, NACE, ASM membership, or chartered engineer status

Award the project and use Freelancer.com's Milestone Payments to release funds as deliverables — interim reports, test data, and the final specification — are accepted

What is the difference between a materials engineer and a mechanical engineer?

A mechanical engineer designs how components move, fit, and carry loads, while a materials engineer specifies what those components are made of and how they are processed. The two disciplines overlap in stress analysis and failure prevention, but materials engineers go deeper into microstructure, chemistry, and processing.

Can I hire a materials engineer for a one-off failure analysis?

Yes. Failure analysis is one of the most common short-term engagements on Freelancer.com. You can scope it as a fixed deliverable covering visual inspection, fractography, microstructural review, and a root cause report with corrective action recommendations.

Do I need a materials engineer or a metallurgist?

Metallurgy is a subset of materials engineering focused on metals. If your project involves alloys, heat treatment, welding, or casting, a metallurgist is appropriate. If you are working with polymers, composites, ceramics, or mixed material systems, a broader materials engineer is the better fit.

How long does a typical materials engineering project take?

A focused material selection study or failure analysis can be completed in one to three weeks, while supplier qualification programs or new-material development can run for several months. Timeline depends on whether physical testing is required and which standards apply.

Can a freelance materials engineer support regulatory submissions?

Many can. Freelancers experienced in medical devices help with ISO 10993 biocompatibility documentation, while those in aerospace or pressure equipment support AMS, ASME, or PED material certification packages.