Top Design Engineer Jobs in Seattle, WA

Design and integrate aircraft configurations for autonomous UAVs, including airframe sizing, weight estimation, CAD modeling, aerodynamic and structural analysis, system trade studies, prototyping, wind tunnel testing, requirements development, and production transition. The role collaborates across mechanical, electrical, propulsion, avionics, manufacturing, and production teams to deliver manufacturable, mission-effective aircraft designs.

Design wire harnesses and cable assemblies for an autonomous UAV and supporting ground equipment. Collaborate with electrical, avionics, systems, supply chain, and manufacturing teams on connector selection, electrical requirements, shielding, analysis, prototyping, testing, and integration. Lead technicians in harness fabrication, testing, and debugging while ensuring reliability in mission-critical environments.

Own end-to-end physical design execution for large SoC blocks, from synthesis through place-and-route and RTL-to-GDS implementation. Lead clock construction and CTS, timing and physical signoff, EMIR, formal equivalence, low-power verification, methodology optimization, and tool-flow improvements. Collaborate with CAD, RTL, DFT, architecture, power, performance, technology, and external teams to deliver advanced-node production silicon while optimizing power, performance, and area.

Leads end-to-end physical design for advanced SoC silicon, from synthesis and floorplanning through place-and-route and RTL-to-GDS implementation. Owns clock construction, CTS, timing, physical verification, EMIR, formal equivalence, and low-power signoff. Drives methodology, flow, and tool improvements while collaborating with CAD, RTL, DFT, architecture, power, performance, and technology teams. Provides technical leadership for large-scale designs and supports production silicon tape-outs.

Leads end-to-end physical design for large SoC blocks, from synthesis through place-and-route and RTL-to-GDS implementation. Owns clock construction, CTS, timing and physical signoff, EMIR, formal equivalence, low-power verification, and methodology optimization. Coordinates with CAD, RTL, DFT, architecture, power, performance, technology, and external teams while driving advanced-node silicon tape-outs and PPA improvements.

Design and develop connector and cable products, translating customer requirements into manufacturable, reliable designs. Create prototypes, oversee testing and qualification, review engineering documentation, and process engineering changes. Collaborate with manufacturing, suppliers, customers, and global teams on cost reduction, quality improvements, and issue resolution. The role also requires applying DFMEA and staying current with interconnect and power connector technologies.

Design Engineer in Stripe’s Brand Studio and Creative Lab, building highly crafted digital experiences, interactive projects, creative tools, installations, and experimental technology. Responsibilities include rapid prototyping, frontend development, creative coding, hardware and physical-computing experimentation, solving ambiguous technical problems, and collaborating with designers, artists, producers, fabricators, and external specialists to deliver polished public-facing experiences.

Develops innovative RF, SerDes, and mm-wave integrated circuits and systems from architecture through silicon validation. Responsibilities include circuit design and simulation, RF and system characterization, electromagnetic modeling, PCB development, competitive benchmarking, technology transfer, and collaboration with process, packaging, business-unit, customer, and university research partners.

Create and revise production-ready parametric 3D CAD models, mechanical parts, and assemblies using FreeCAD or comparable software. Produce engineering drawings with GD&T and tolerance stack-ups, design for sheet metal, CNC, plastics, and injection molding, and validate CAD models for manufacturability. Prepare technical documentation and assembly instructions for AI model training, incorporate reviewer feedback, and ensure accurate manufacturing handoff.

Under direct supervision, designs and redesigns product components and assemblies using engineering software. Reviews customer requirements, creates technical drawings, performs design and material analyses, and supports prototype assembly and testing. Evaluates warranty, manufacturing, and validation failures to improve product performance, manufacturability, reliability, and sustainability. Documents testing results, contributes to technical reports and presentations, and recommends improvements to processes and systems.

Leads mechanical product development, conceptual and detailed design, engineering analysis, prototyping, design reviews, and new product introduction. Collaborates with industrial designers, customers, manufacturing, sales, and engineering teams to resolve technical issues and ensure products meet performance, quality, regulatory, and manufacturability requirements. Performs FEA on plastic and metal designs and supports APQP, DFMEA, PFMEA, testing, documentation, and product release.

Reviews coding problems derived from production repositories for fairness, clarity, technical soundness, and test quality. The role involves assessing code changes across unfamiliar stacks, identifying coherence issues or missing context, and writing concise justifications. Work is fully async and part-time, requiring independent judgment, strong software engineering fundamentals, and clear English writing.

Owns the global design, standardization, integration, and technical governance of Electrical Power Monitoring Systems across mission-critical data centers. Responsibilities include authoring EPMS specifications and design documents, reviewing electrical drawings and equipment submittals, defining PLC and communications architectures, coordinating vendors, supporting testing and commissioning, conducting QA/QC audits, and diagnosing operational telemetry and power-monitoring issues. The role requires deep experience with EPMS, industrial protocols, electrical infrastructure, and data center commissioning, with up to 25% travel.

Design and maintain RTL timing constraints, support physical design and static timing analysis, debug synthesis results, optimize PPA, and contribute to IP, SoC, and micro-architecture development. Perform timing closure, lint, CDC, synthesis, low-power, and quality checks; write tests and automation scripts; collaborate through tape-out; and mentor engineers and interns.

Leads complex industrial water and wastewater process design projects from planning through startup. Develops process design strategies, flow diagrams, water and mass balances, alternatives analyses, and treatment solutions. Coordinates multidisciplinary teams, testing, construction, commissioning, and client delivery. Supports project scope, scheduling, budgeting, client relationships, and practice growth across industrial sectors including metals, pharmaceuticals, chemicals, and food and beverage.

Develop custom silicon IP from microarchitecture through RTL implementation, verification, signoff, and post-silicon validation. Responsibilities include PPA optimization, hardware acceleration algorithms, CDC/RDC/lint and timing closure, silicon bring-up, debugging, root-cause analysis, and mentoring engineers. The role collaborates across architecture, SoC, firmware, verification, and physical design teams to deliver high-performance, power-efficient Azure Cobalt chip solutions.

Design and implement FPGA code for satellite digital payloads, including DSP algorithms, software-defined radio signal processing, embedded systems, and processor or peripheral interfaces. Responsibilities include developing custom IP, improving DSP and interface reliability, integrating vendor IP cores, supporting communications architecture, and participating in spacecraft design studies. The engineer will work across simulation, synthesis, place and route, timing closure, and hardware testing.

Leads FPGA design environments and custom IP development from microarchitecture through RTL implementation, verification, and post-silicon validation. Responsibilities include PPA optimization, design signoff, CDC/RDC/lint/timing closure, complex system debugging, cross-functional collaboration, automation, and mentoring engineers. The role focuses on high-performance, power-efficient silicon solutions for Azure Cobalt chips.

Design and release propulsion hardware for the X-BAT UAV across engine, fuel, oil, and bleed air systems. Develop CAD models and drawings, apply GD&T, support manufacturing and testing, resolve build issues, perform engineering analyses, manage configuration and BOMs, and contribute to design reviews and root cause investigations.

Leads technical due diligence for prospective data center sites, evaluating electrical, mechanical, civil, structural, architectural, utility, zoning, and infrastructure feasibility. Reviews provider proposals, capacity data, conceptual layouts, and building documentation; identifies risks, upgrades, cost and schedule impacts; prepares go/no-go recommendations and technical assessments. Coordinates with utilities, landlords, developers, internal subject matter experts, and design teams, then hands secured sites to Design Managers. Frequent travel is required.

Design and review data center white space infrastructure for high-density computing environments. Coordinate electrical, mechanical, cooling, low-voltage, cabling, and network pathway systems; review drawings, submittals, RFIs, and field conditions; oversee consultants; resolve design and constructability issues; and support construction, commissioning, and deployment. Contribute to design standards, scalability, technical documentation, and mentorship across CoreWeave’s data center portfolio.

Design and optimize passive and active silicon photonic components from simulation through layout, foundry tapeout, and characterization. Perform electromagnetic and multiphysics simulations, analyze wafer-level measurement data, develop manufacturable designs, and collaborate with layout engineers, system-level PIC designers, and foundry partners. The role focuses on improving optical performance, fabrication tolerance, bandwidth, crosstalk, insertion loss, and power consumption for LiDAR and optical switching applications.

Lead full-lifecycle electrical hardware development for airborne and test platforms. Design, simulate, document, test, troubleshoot, and improve circuit boards, electronic assemblies, and integrated electro-mechanical systems. Conduct benchtop, environmental, and on-aircraft testing; investigate root causes in safety-critical systems; and provide technical leadership while collaborating with electrical, mechanical, software, manufacturing, and test teams.

Lead the architecture, mechanical design, configuration, validation, and production deployment of GPU servers and rack-scale AI infrastructure. Partner with NVIDIA, AMD, ODMs, OEMs, data center engineering, networking, and operations teams. Own rack layouts, power distribution, cooling, airflow, cable management, serviceability, qualification, and hardware standards while balancing performance, reliability, manufacturability, scalability, and cost.

Lead design of GPU servers and rack-scale infrastructure for AI workloads, partnering with GPU vendors, ODMs/OEMs, and data center teams. Own mechanical layout, power distribution, thermal design, cable management, validation, and production readiness while balancing performance, reliability, serviceability, and cost. Influence hardware standards and strategy across large-scale deployments.