Hire the Best Sysinfo Lab ASTRA Specialists

Your production line stops. Your prototype fails FEA. Every hour of downtime costs you thousands. I'm a Mechatronics Engineer who designs the machine in SolidWorks AND programs the Siemens PLC that runs it. 𝟴+ 𝘆𝗲𝗮𝗿𝘀. 𝗢𝗻𝗲 𝘀𝗸𝗶𝗹𝗹𝘀𝗲𝘁. Mechanical designer, PLC programmer, electrical engineer — usually three people. I am all three. ➤ 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗮𝗹 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 (𝗣𝗟𝗖 / 𝗦𝗖𝗔𝗗𝗔 / 𝗛𝗠𝗜) ✔ PLC programming — Siemens TIA Portal (S7-1200/1500), Step 7, Siemens Fail-Safe PLC; Schneider EcoStruxure, SoMachine ✔ SCADA & HMI — WinCC Flexible/Unified, Vijeo Designer; recipes, alarms, PID tuning ✔ Functional safety — IEC 61511, IEC 61131-3, SIL/SIF, ESD, hardwired interlocks, Pilz/Omron ✔ Drives & motion — VFD, servo (SINAMICS, Altivar, Nidec Digitax HD M750), STO ✔ Protocols — PROFINET, PROFIBUS, Modbus TCP/RTU, EtherNet/IP, OPC UA, MQTT ✔ Electrical design — ProfiCAD, AutoCAD Electrical, EPLAN, SolidWorks Electrical; LAPP EPIC, Phoenix Contact, Weidmüller; BOM, cable schedule, FAT ✔ Commissioning, RCA, PLC migration, logic retrofit, schematic walk-down, fault tree ✔ Manufacturing improvement — SMED, OEE, WCM/PM-pillar ✔ IIoT, Industry 4.0, Digital Twin — sensors, data acquisition, predictive maintenance ➤ 𝗠𝗲𝗰𝗵𝗮𝗻𝗶𝗰𝗮𝗹 𝗗𝗲𝘀𝗶𝗴𝗻 & 𝗦𝗶𝗺𝘂𝗹𝗮𝘁𝗶𝗼𝗻 (𝗖𝗔𝗗 / 𝗙𝗘𝗔 / 𝗖𝗙𝗗) ✔ 3D CAD — SolidWorks (primary), Siemens NX, Autodesk Fusion 360, AutoCAD; assemblies, sheet metal, weldments ✔ FEA — ANSYS Mechanical/Workbench, SpaceClaim, APDL, SolidWorks Simulation; static, modal, harmonic ✔ CFD & thermal — ANSYS Fluent conjugate heat transfer (CHT), natural convection, heatsink design, passive thermal management ✔ Drop & shock — Explicit Dynamics, vibration isolation, hyperelastic rubber (Mooney-Rivlin) ✔ Fatigue & failure — S-N curve, Goodman, rotating bending, stress concentration ✔ Non-linear FEA — frictional contact, large deformation, elastic-plastic, snap-fit force-deflection ✔ DFM / DfAM — injection molding, CNC, sheet metal, GD&T (ASME Y14.5); FDM/SLA/SLS, Carbon Fiber PLA, lattice infill ✔ Topology optimization, reverse engineering, product design (sketch → manufacturing-ready CAD) ➤ 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 FMCG & Aseptic Packaging (Tetra Pak, IPACK, Mariani) | Oil & Gas / LPG | Tier-1 Pharma (NDA) | Consumer Electronics & IoT | Drone / UAV | Renewable Energy / Solar | Industrial Equipment | Agricultural Equipment Supporting: IP66/IP67 outdoor enclosure design, LiPo + BMS, solar charge controllers, Hall-effect/capacitive sensing, mechanical and thermal integration of Quectel SC206 cellular modules. ➤ 𝗣𝗿𝗼𝘃𝗲𝗻 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 ✔ LPG Plant — Siemens Fail-Safe PLC + hardwired ESD; 100% safety compliance, zero manual intervention ✔ Tetra Pak — closed-loop ink control with 12+ PID loops on Siemens S7 + WinCC; zero customer claims ✔ IPACK Slitter — +1.7% OEE, 15% changeover reduction via Siemens PLC logic retrofit (SMED) ✔ Flywheel UPS — saved $7,000+ via in-house RCA and component-level repair ✔ Drone Airframe — Carbon Fiber PLA in SolidWorks, FEA-validated 1.08 mm peak deflection ✔ Solar Smart Camera — IP66 outdoor unit, thermal validated by ANSYS Fluent CFD/CHT ✔ Pharma Panels — 21-page ProfiCAD redraw + revision pass under NDA ➤ 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲 ✔ 𝗗𝘂𝗮𝗹-𝗗𝗼𝗺𝗮𝗶𝗻 — SolidWorks design + PLC programming, one engineer ✔ 𝗙𝗶𝗲𝗹𝗱-𝗧𝗲𝘀𝘁𝗲𝗱 — 8+ years of live commissioning on Siemens and Schneider ✔ 𝗤𝘂𝗮𝗻𝘁𝗶𝗳𝗶𝗲𝗱 — every project reports the metric the client tracks ✔ 𝗛𝗼𝗻𝗲𝘀𝘁 𝗦𝗰𝗼𝗽𝗲 — clear about what I own vs. don't Have a machine to build, a product to design, or a PLC system to fix? Click "𝗜𝗻𝘃𝗶𝘁𝗲" and I'll reply within 𝟮𝟰 𝗵𝗼𝘂𝗿𝘀. ➤ 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 PLC programming, industrial automation, SCADA, HMI, PID tuning, Siemens TIA Portal, S7-1200/1500, Step 7, Fail-Safe PLC, Schneider EcoStruxure, WinCC, Vijeo Designer, Ladder Logic, Structured Text, IEC 61511, functional safety, SIL, ESD, Pilz, PROFINET, PROFIBUS, Modbus, OPC UA, EtherNet/IP, VFD, SINAMICS, Altivar, Nidec Digitax, STO, ProfiCAD, AutoCAD Electrical, EPLAN, SolidWorks Electrical, LAPP EPIC, BOM, cable schedule, FAT, PLC commissioning, PLC migration, logic retrofit, recipe management, RCA, failure analysis, SMED, OEE, WCM, IIoT, Industry 4.0, digital twin, predictive maintenance, mechatronics engineer, machine builder, turnkey automation, SolidWorks, Siemens NX, Autodesk Fusion 360, ANSYS Mechanical, ANSYS Workbench, ANSYS Fluent, SpaceClaim, FEA, CFD, conjugate heat transfer, heatsink design, fatigue analysis, S-N curve, modal analysis, harmonic analysis, drop test, vibration isolation, Mooney-Rivlin, non-linear FEA, topology optimization, lattice infill, snap-fit, mechanical design, mechanical engineering, product design, sheet metal, injection mold, GD&T, ASME Y14.5, 3D printing, DfAM, FDM, Carbon Fiber PLA, reverse engineering, DFM, aseptic packaging, pharma, oil and gas, LPG, consumer electronics, IoT hardware, drone, UAV, solar.

"Top Rated" and "Among Top 25 FEA" Upwork awards. Certified Solidworks Professional CSWP, with 17 years of experience evaluating products for different types of industries. ✔️ Specialized in: • Finite Element Analysis (FEA) ✔️ What you will get from me Simple: the assurance that I will use all my knowledge and expertise to add value to your product, perform the work with high quality and deliver it on time. ✔️ My way of working • I only accept projects in which I'm confident I can provide high-quality work and within the deadline. • I am a strong believer in long-term professional relationships. • Supported on four pillars: professionalism, responsibility, experience and transparency. ✔️ My background • As a Product Engineer Freelancer, I have been awarded by Upwork's platform with the "Top Rated" recognition for building a strong reputation by consistently delivering quality work and getting positive feedback from clients; only 10% of the Upwork workforce is awarded with this recognition. Awarded by Upwork's platform with the "Among Top 25 FEA" recognition for demonstrating high knowledge and customer satisfaction in FEA projects. • I worked for 11 years at GrupoSSC in the design and engineering departments. I was recruited to evaluate the performance of different types of products using CAE tools, anticipate part failures, reduce prototype costs, reduce or eliminate scrap during the manufacturing process, and finally, redesign the parts. Some of the clients I worked with were Bombardier, John Deere, New Holland, Chrysler, Volkswagen, Ford, Cemex, Pemex, Schneider Electric, Mabe - among others ✔️ Certifications • 3D Modeling - Certified Solidworks Mechanical Design Professional-CSWP • 3D Modeling - Certified Solidworks Mechanical Design Associate-CSWA • FEA - Certified Solidworks Simulation CSWA-S • FEA - ANSYS Mechanical Training Program Certificate • CFD - ANSYS Fluent Training Program Certificate • Plastic Injection Molding - Solidworks Molds and Plastics Training Programs Certificates • 3D Printing - Certified Solidworks Associate Additive Manufacturing CSWA-AM ✔️ About me • I consider myself a passionate mechanical engineer, honest, responsible, proactive, open to teamwork, and who finds quick turnarounds to changes of scope. • The best description about me and my work is reflected on my Upwork’s rating, job success score, work history, and client’s feedback. • I like collaborating with my clients to turn their ideas into reality, at the end of the burdensome road, the reward is waiting, and it is a great feeling! for everybody. Kind regards, Luis Andrés

🇪🇺 EU Marketplace Feed Specialist | Channable & BaseLinker Certified 🚀 I help brands go live and sell across European marketplaces - turning rejected products into approved, synced, revenue-ready listings. ⭐ Top Rated on Upwork | 2,600+ hours | 93% Job Success | 5-star reviews across If you're launching on Mirakl-powered marketplaces, bol, Decathlon, eMAG, Fashion Days, Allegro, eMag or Kaufland and your products are stuck in rejections, attribute errors, or feed failures, that's exactly what I fix. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔹 𝐖𝐡𝐚𝐭 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐘𝐨𝐮 𝐖𝐢𝐭𝐡: ◆ EU Marketplace Onboarding - Get products live on Mirakl marketplaces (Debenhams, Tesco, B&Q, Leroy Merlin, Castorama, Conforama), bol, Decathlon, eMAG, Fashion Days, Allegro, eMag & Kaufland ◆ Channable & BaseLinker Feed Integration - Connect Shopify, WooCommerce, Magento, PrestaShop or Odoo ERP to any EU marketplace ◆ Category & Attribute Mapping - Align product data to each marketplace's exact taxonomy so listings pass validation the first time ◆ Feed Error & Rejection Fixes - Resolve rejected products, missing attributes, image errors, and "in review" delays ◆ Google Shopping Feeds - Build & optimize Google Merchant Center feeds through Channable for approved, ad-ready listings ◆ Inventory & Order Sync - Keep stock, pricing, and orders accurate across every connected channel ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📊 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 & 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞: ✔ 18,000+ products onboarded to marketplaces via Channable & BaseLinker ✔ Products taken from rejected to live across multiple EU marketplaces ✔ Full data flows built: Odoo ERP → PrestaShop → Channable → Marketplace ✔ Consistent 5-star reviews on Upwork & Fiverr for feed integration work ✔ Top Rated • 2,500+ hours • 93% Job Success ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🤝 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐓𝐫𝐮𝐬𝐭 𝐌𝐞: Most feed and marketplace work goes wrong for one reason: no clear system and poor communication. Here's how I keep your project on track: ◆ Root-cause fixes, not band-aids - I find why products are rejecting so the errors don't come back next week ◆ Clear scope from day one - We agree exactly what's being delivered before I start, so no surprises ◆ Regular progress updates - Daily or weekly, your choice, so you always know where things stand ◆ Built to scale - I structure feeds for accuracy and growth, not quick fixes that break at higher volume ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🛠 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 & 𝐓𝐨𝐨𝐥𝐬: ⚡ Feed & Integration Tools ▸ Channable - feed management, rule building, category & attribute mapping, marketplace + Google Shopping feeds ▸ BaseLinker - marketplace listing, order & inventory automation, feed workflows ▸ Mirakl - seller onboarding, product & offer feeds, catalog integration ▸ Google Merchant Center - Google Shopping feed setup, optimization & error resolution 🛒 EU Marketplaces ▸ Mirakl operators - Debenhams • Tesco • B&Q • Leroy Merlin • Castorama • Conforama ▸ Bol (Netherlands / Belgium) ▸ Decathlon Marketplace ▸ eMAG (Romania / Hungary / Bulgaria) ▸ Fashion Days (RO) ▸ Kaufland ▸ Allegro 🔗 Data Sources & Stores ▸ Shopify • WooCommerce • Magento • PrestaShop • Odoo ERP • Google Sheet • CSV ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚙️ 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤 — 𝐀𝐮𝐝𝐢𝐭 → 𝐌𝐚𝐩 → 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐞 → 𝐌𝐚𝐢𝐧𝐭𝐚𝐢𝐧: 1️⃣ Audit - I review your catalog, feed, and error patterns to find what's actually breaking and why 2️⃣ Map - I structure your product data, attributes, and category mappings so it flows cleanly into each marketplace 3️⃣ Integrate - I connect your store/ERP to the marketplace via Channable or BaseLinker and get products live 4️⃣ Maintain - I monitor feed processing, resolve errors, and keep listings, inventory, and orders in sync as you scale ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ❓ 𝐂𝐨𝐦𝐦𝐨𝐧 𝐐𝐮𝐞𝐬𝐭𝐢𝐨𝐧𝐬: ▸ 𝐖𝐡𝐢𝐜𝐡 𝐄𝐔 𝐦𝐚𝐫𝐤𝐞𝐭𝐩𝐥𝐚𝐜𝐞𝐬 𝐝𝐨 𝐲𝐨𝐮 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡? Mirakl-powered marketplaces (Debenhams, Tesco, B&Q, Leroy Merlin, Castorama, Conforama), bol, Decathlon, eMAG, Fashion Days, Kaufland and more. ▸ Do you handle one-time onboarding or ongoing work? Both - one-time catalog onboarding and error fixes, plus ongoing feed management and marketplace maintenance. ▸ My products keep getting rejected. Can you fix that? Yes. Rejections usually come from attribute mapping, category taxonomy, or data formatting. I find the root cause and fix your feed until your catalog is fully live. ▸ Can you connect my store or ERP to a marketplace? Yes - I integrate Shopify, WooCommerce, Magento, PrestaShop, and Odoo ERP to EU marketplaces through Channable or BaseLinker. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📩 Message me with which marketplace you're launching on and what's currently breaking - I'll tell you exactly how I'd approach the fix.

10+ years of rich QA experience. I can find bugs much early in cycle and improve ROI. Expert in designing automation framework from scratch. Implement CI/CD pipelines for 100% automation without any manual intervention. Agile methodology, Onshore - Offshore work model and Requirement Gathering for a project. Experienced Scrum Master, Project Manager and Individual Contributor. Automation Testing Tools: Plywright, Cypress, Selenium, Appium, Protractor (mocha, chai, jasmine), cucumber, chromeless, Jmeter, Katalon Studio, Ghost Inspector, TOSCA, chakram, api automation, RestAssured (Java, Ruby) , Newman, browserqa, browserstack, lambdatest Test Management and Cloud Integration Tools: JIRA, ClickUp, Github, Azure Pipelines, Zephyr, Testlink, TestRail, Practitest, Slack, Trello, Browserstack, Lambdatest, Asana, Jenkins Manual Testing: ● Expert in Website Testing: I have tested websites in ecommerce, finance and health care, telecom and middleware domain. ● Expert in Mobile Apps Testing: iOS, Android and Windows Apps on actual physical devices. ● Expert in all flavors of Manual Testing: Regression, Functionality, Smoke, User Acceptance, Beta testing. ● Expert in Preparation, Review & Execution of Test Plans & Test Cases. ● Expert in Testing on Metaverse Apps Devices owned: iphone, ipad, android mobile, windows and mac Automation: ● Expert in Selenium (WebDriver) automation ● Expert in Protractor automation for angular and angular 2 applications ● Expert in performance testing using JMeter ● Experience of testing of APIs ● Experience in security testing ● Expert in converting manual test cases to automation test cases using selenium/protractor ● Expert in designing automation framework for a project from scratch Project Requirements Gathering: I have taken this role recently and have successfully completed requirement gathering for 2 development projects. This role involved: ● Meeting with Business heads to understand requirements and business use cases ● Create SRS (S/w Requirement Specifications) Document) get the sign off ● Explain the requirements to development lead

Mechanical Engineer with experience in Process Engineering, Manufacturing Operations, Continuous Improvement, and Technical Engineering Support. Skilled in process optimization, troubleshooting, root cause analysis, Lean Six Sigma methodologies, and automated manufacturing systems. Proficient in ANSYS CFD, AutoCAD, Plant 3D, Revit, PLC systems, and Microsoft Office tools. Experienced in cross-functional collaboration to improve productivity, quality, and operational performance within industrial and manufacturing environments.

Mechanical Engineer | CFD · FEA · CAD | 2× USPTO Patents | Top Rated Plus Overview: Mechanical engineer specialising in CFD, FEA, and thermal systems, with two granted USPTO patents in cooling technology (US 12,452,991 · US 12,453,048). I design and validate heat exchangers, HVAC systems, centrifugal fans, and refrigerant loops in OpenFOAM, ANSYS Fluent, SimScale, and SolidWorks Flow Simulation. Top Rated Plus on Upwork , 85+ contracts, 3,000+ hours, $275K+ earned. Based in Cape Town, South Africa. Former CTO of a product development company. I don't ship black-box "trust me" reports. Every deliverable carries the mesh, Y+ verification, residual history, and flow-uniformity evidence behind the numbers. Results your team can defend in a design review. And because I've built a Python+OpenFOAM automation pipeline, I run parametric sweeps hand-meshing freelancers can't: on Heat exchanger contracts(2026), a 224,000-point overnight sweep on a centrifugal heat exchanger surfaced a geometry that more than doubled system COP. Core Services CFD: heat exchangers, HVAC, centrifugal fans, ducts, refrigerant loops; conjugate heat transfer, natural convection, multiphase flow with species transport, turbulence modelling (k-ω SST, realizable k-ε, LES where warranted). FEA / Structural: stress, fatigue life, vibration, drop/impact testing, nonlinear and topology optimisation, composites (CalculiX, ANSYS Mechanical). Acoustic / NVH: noise prediction and NVH analysis. CAD & Documentation: SOLIDWORKS parametric modelling, assemblies, sheet metal, weldments, surface modelling, photorealistic rendering, and manufacturing-ready technical drawings. Software: OpenFOAM, ANSYS Fluent, ANSYS Mechanical, SimScale, STAR-CCM+, COMSOL Multiphysics, SolidWorks (CAD + Flow Simulation), CalculiX, Gmsh, AutoCAD, Fusion 360, MATLAB, Python. Selected Work: Heat exchanger (2026) — 224k-point automated CFD sweep on a centrifugal heat exchanger; found a geometry that >2× system COP. Brine–CO₂ corrosion modelling, oil-field pipework (2025–26, active) — multiphase CFD with species transport. USC approved Valve (2025) — backflow-preventer pressure-loss validation to AWWA C510 across six configurations. EvansWerks (2023–26) — 32-month principal-engineer engagement for Product development Patented airless tyre (2026) — coupled FEA + thermal feasibility on an adaptive airless tyre (CalculiX + Gmsh). toronto university wind tunnel (2025) — contraction-section CFD achieving <1% velocity-profile RMS in the working section. Credentials: Mechanical Engineering, advanced simulation focus (in progress) · BSc.Eng (Hons) Mechanical Engineering, UKZN · Aerospace Systems Research Group affiliate since 2019 · 2× granted USPTO patents in cooling-system technology. Industries: Aerospace, Automotive, Energy, Manufacturing, Medical Devices, Consumer Products, HVAC, Electronics Cooling. Working With Me: Send a brief or job link → scope, a fixed or hourly quote, and a stated turnaround within one business day. Every project ships with validated mesh, residual + Y+ + flow-uniformity plots, side-by-side configuration comparison, and a one-page executive summary. Regular updates throughout, designs optimized for manufacturability. Overlap with US, EU, and APAC business hours.