Sr. Design Engineer

Job Title: Sr. Design EngineerLocation: IDA Jeedimetla, Hyderabad (Onsite)Working Days: 6 Days a WeekClient: Refroid Technologies (https://www.refroid.com)Company: At Refroid Technologies, we are pioneering next-generation liquid cooling solutions that redefine how data infrastructure operates. From hyperscale data centers to high-performance edge environments, our modular and efficient systems are engineered to reduce energy consumption, maximize performance, and contribute to a greener planet. Role Summary:Refroid Technologies is looking for a Sr. Design Engineer to lead the mechanical design team and drive the design and development of advanced cooling and thermal management products. The role requires strong hands-on expertise in SolidWorks, Creo, GD&T, tolerance stack-up and mechanical product development, along with proven experience in leading design engineers.The candidate will be responsible for taking products from concept development through detailed design, prototyping, validation and production, while ensuring design quality, manufacturability and engineering standards.Key ResponsibilitiesLead and mentor a team of Mechanical Design Engineers and manage day-to-day design activities.Drive mechanical design and development of cooling systems, thermal management products, CDU systems, heat exchangers, enclosures, sheet-metal and fabricated components.Develop and review 3D models, 2D manufacturing drawings, assemblies and BOMs using SolidWorks and Creo.Establish and review GD&T, dimensional tolerances, fits, clearances and tolerance stack-up analysis.Perform design reviews and ensure designs meet functional, manufacturing and assembly requirements.Work closely with Thermal, Electrical, Manufacturing, Quality, Procurement and Project teams.Ensure DFM/DFA, manufacturability and cost optimization are incorporated into designs.Lead prototype development, testing, design verification and engineering changes.Resolve design and manufacturing issues through root-cause analysis and engineering problem solving.Review and approve engineering drawings, design specifications and technical documentation.Develop standard design practices, drawing standards, design guidelines and engineering documentation.Coordinate with vendors for fabrication, machining, sheet-metal, welding and other manufacturing processes.Manage engineering deliverables and timelines for multiple projects.Identify opportunities for design standardization, modularization and product cost reduction.Ensure compliance with applicable engineering, safety and quality standards.Required Technical SkillsSolidWorks – AdvancedCreo – AdvancedStrong knowledge of GD&TStrong understanding of dimensional tolerances and tolerance stack-upEngineering drawing creation and interpretation3D modelling, assemblies and detailed drawingsDFM/DFA and manufacturing processesSheet-metal design and fabricationMachining, welding, bending and assembly processesBOM and engineering documentationProduct development / NPDDesign validation and prototype developmentEngineering change managementKnowledge of PLM/PDM systems is an advantageLeadership & Management SkillsProven experience leading a mechanical design teamAbility to allocate work, monitor deliverables and manage engineering prioritiesStrong design review and technical decision-making capabilityAbility to mentor and develop junior and mid-level engineersStrong cross-functional collaboration skillsProject planning and executionOwnership of engineering deliverables and timelinesStrong problem-solving and analytical approachPreferred Domain ExperienceCandidates from the following industries will be preferred:Data Center Cooling / Thermal ManagementRefrigeration / HVACCooling SystemsHeat ExchangersAutomotive / Auto ComponentsIndustrial EquipmentSheet Metal / FabricationHeavy EngineeringElectrical / Mechanical EnclosuresIndustrial MachineryExperience with CDU (Coolant Distribution Unit), liquid cooling, immersion cooling, heat exchangers or data-center cooling systems will be an added advantage.EducationB.E./B.Tech in Mechanical Engineering or equivalent.A M.Tech/MS in Mechanical Design, Thermal Engineering or related discipline is an advantage.Experience7-10 years of overall mechanical design experienceMinimum 3-5 years of experience leading a design engineering teamStrong hands-on experience with SolidWorks and/or CreoProven experience in GD&T, tolerance analysis and detailed engineering drawingsExperience in taking products from concept → design → prototype → validation → productionKey CompetenciesMechanical Design | Team Leadership | SolidWorks | Creo | GD&T | Tolerance Stack-up | DFM/DFA | Product Development | Engineering Drawings | Sheet Metal | Manufacturing | Design Reviews | NPD | Problem Solving | Cross-functional Collaboration