Top Design Engineer Jobs in Chicago, IL

Supports the design, development, release, analysis, and validation of industrial internal combustion engine components and systems. Coordinates with mechanical, electrical, controls, manufacturing, vendors, and customer service teams. Uses 3D modeling and engineering analysis, contributes to design standards, supports field issue resolution, and assists with validation testing and cross-facility projects.

Build polished, responsive front-end applications for Chiri Brain and client-specific AI solutions. Design user flows, prototypes, interfaces, reusable components, and design systems while integrating APIs, authentication, business data, agent workflows, and security controls. Work directly with customers and stakeholders to understand needs, rapidly prototype, gather feedback, and ship production-quality software. Help establish scalable front-end architecture and use AI-assisted development tools to accelerate delivery.

Develop thermal-hydraulic models for scientific apparatus using ASME B31.3-2022 for installation at a research reactor. Perform steady-state and transient temperature modeling, work independently, and coordinate with EPC contractors and vendors on costs and budgets. The role is remote, part-time, and temporary, with at least four required site visits to State College, Pennsylvania. U.S. citizenship, background screening, drug-free status, and references are required.

Design physical ICT infrastructure for data centers and mission-critical buildings, including fiber and copper cabling, pathways, telecom rooms, rack elevations, outside plant systems, and construction drawings. Develop Revit/BIM models, coordinate low-voltage systems and other engineering disciplines, support site visits and design reviews, review submittals and RFIs, and contribute to commissioning documentation. Apply BICSI, TIA/EIA, and ANSI standards while collaborating with engineers, contractors, vendors, and clients.

Design physical ICT and structured cabling infrastructure for data centers and mission-critical facilities. Develop fiber and copper cabling layouts, pathways, telecom room plans, rack elevations, OSP systems, data hall designs, and construction documentation using Revit and AutoCAD. Coordinate BIM models, clash detection, low-voltage systems, contractors, vendors, and other engineering disciplines. Support design reviews, site visits, RFIs, submittals, commissioning, and quality documentation while applying BICSI and TIA/EIA standards.

Design, prototype, and build polished web experiences for Stripe’s public websites. Collaborate with designers and engineers, create interactive animations and launch materials, extend design systems, optimize browser performance, and integrate web platforms with authoring and experimentation tools. The role focuses on conversion-oriented user journeys, global audiences, accessibility, and high-quality front-end implementation.

Designs, simulates, lays out, and characterizes high-speed integrated photodetectors, including PIN, APD, and waveguided structures. Responsibilities include optical and RF modeling, custom mask layout, foundry process optimization, and electro-optic testing of devices operating beyond 200 Gbps per lane. The role requires collaboration with process integration, validation, test, customer, and manufacturing teams to transition photonic components from concept through high-volume production.

Principal UI Engineer responsible for architecting real-time collaboration infrastructure, scalable web platforms, and AI-augmented developer tools. The role spans React and TypeScript UI engineering, CRDT-based synchronization, PostgreSQL persistence, performance optimization, CI/CD, observability, security, and platform resilience. The engineer will lead architecture, reliability, incident management, engineering standards, AI-assisted development quality, and mentorship across engineering, design systems, and product teams.

Design and develop high-performance RF and millimeter-wave MMICs, including power amplifiers, low-noise amplifiers, and RF switches, from architecture through tapeout, characterization, and product integration. Perform circuit and electromagnetic simulations, optimize performance, develop test plans, validate hardware, correlate measurements with simulations, and collaborate with systems, antenna, packaging, and transceiver teams on satellite communication products.

Lead end-to-end ASIC package architecture and execution for high-performance FC-BGA and MCM solutions. Own substrate stackups, ball maps, SI/PI, thermal design, material selection, vendor qualification, packaging standards, and production ramp. Partner with silicon, RF, and systems teams to optimize package interfaces and ensure reliable, first-pass success for high-pin-count, power-dense mixed-signal and digital ASICs.

Designs advanced ASIC packages, including FC-BGA and MCM architectures, from early trade studies through production. Responsibilities include substrate and ball-map definition, SI/PI and thermal design, high-speed signal breakout, material and assembly selection, vendor management, qualification, and collaboration with silicon, RF, and systems teams. The role focuses on high-pin-count, power-dense mixed-signal and digital SoC packages for high-reliability aerospace applications.

Own and evolve LiveKit’s developer-facing website by building high-performance web experiences, reusable brand components, motion systems, and launch pages. Translate brand and design concepts into polished production code, maintain strong performance budgets, and collaborate closely with designers, marketers, and engineers. The role emphasizes front-end engineering, animation, interaction design, speed, and self-directed delivery.

Own the development of LiveKit’s marketing website and brand system. Build high-performance launch and product pages, reusable components, motion patterns, and tooling that translate brand designs into polished web experiences. Collaborate with designers, marketers, and design engineers while maintaining strict performance standards and Core Web Vitals. The role emphasizes front-end engineering, interaction design, animation, fast delivery, and solving complex technical problems.

Leads the architecture, circuit design, integration, verification, tapeout, and silicon validation of high-speed ADCs, DACs, and analog front-ends for advanced mixed-signal SoCs. The role covers converter trade studies, FinFET CMOS circuit implementation, calibration, clocking, references, signal integrity, and DSP collaboration. It also provides technical leadership, establishes design methodologies, and mentors analog and mixed-signal engineers.

Builds production-ready design and interface components in code, bridging design and engineering across React Native, React, and mobile and web platforms. Uses AI coding tools such as Cursor, Claude Code, and v0 at high production velocity. Defines design-to-code workflows, design tokens, component architecture, and improved handoff practices while collaborating closely with designers and engineers in a fast-moving environment.

Designs and develops pharmaceutical drug-delivery devices and platforms using CAD, prototyping, testing, tolerance analysis, and Design for Manufacturing principles. Collaborates with internal teams, external consultants, CROs, and manufacturing partners to troubleshoot products, support design controls, build intellectual property, and transfer devices into production. Manages project budgets and timelines while serving as a technical resource for cross-functional teams.

Design and build a scalable, responsive UI; lead frontend architecture and optimization; apply UI/UX best practices; integrate with backend APIs; ensure high web performance and deploy user-facing features.

Collaborate with product designers to implement modular, reusable React components and pixel-perfect UI across desktop and mobile. Build performant CSS-driven interactions, animations, and micro-interactions. Bridge front-end logic with design and maintain high polish across Vetcove's applications.

Build and maintain accessible, reusable React Native and web components for Rocket Money’s design system. Collaborate with designers and engineers on UI primitives, tokens, patterns, documentation, tooling, motion, and interaction quality. Improve accessibility, testing, adoption, migration support, and developer experience through reliable shared infrastructure, Storybook examples, technical documentation, and code reviews.

The Electrical Design Engineer will design electrical systems for labs, oversee installations, ensure compliance with regulations, and promote energy efficiency and sustainability.

Own and enhance Infisical’s website by building pixel-perfect, reusable frontend components, core pages, microsites, and frontend architecture. Integrate CMS, analytics, attribution, and marketing tools while implementing SEO, A/B testing, accessibility, performance, and conversion optimization. Collaborate with engineering, design, marketing, and company leadership to create a high-quality website that drives organic traffic and user adoption.

Develops high-speed analog ICs exceeding 100 Gbaud for optical networking products. Responsibilities span product definition, circuit design, layout, verification, bring-up, design validation, qualification, testing, characterization, and production ramp-up. The role collaborates with verification, CAD, product, test, operations, and reliability teams and supports system-level customers. Required expertise includes SiGe BiCMOS or CMOS analog design, high-frequency structures, device physics, RF wafer probing, laboratory equipment, and high-speed IC evaluation.

Design, implement, and test digital hardware and FPGA-based circuit cards across full product lifecycle. Work on high-speed interfaces, RF/EO DSP, embedded processors, prototype/debug subsystems, produce design/test documentation, and support production and fielded systems in an integrated engineering team.

Design and verify digital integrated circuits, including processor architectures, memory-management units, multicore systems, and cache systems. Responsibilities include defining specifications, analyzing architecture trade-offs, participating in design reviews, supervising IC layouts, developing behavioral models, characterizing prototypes, and coordinating product testing and releases. The program also provides exposure to design verification and analog design through training and on-the-job projects.

Lead development and maintenance of internal design system libraries, tools, and Figma plugins. Implement AI solutions to speed design workflows, own medium-to-large features end-to-end, run internal user research, provide support and on-call coverage, conduct design and code reviews, and collaborate with designers and engineers to drive technical strategy and adoption.