Sr. Design Engineer-EMBEDDED SOFTWARE

OverviewSnap-on Business Solutions Position: Sr. Design Engineer – PC, Mobile & Embedded Diagnostics for Heavy Duty VehiclesLocation: Rochester Hills, MIWork: Monday-Friday; 8a-5p; On Facility SiteWe are seeking a technical engineer to lead development of diagnostic solutions across embedded, PC, and mobile platforms in the heavy-duty vehicle diagnostics domain. This role is best suited for someone with strong hands-on experience in embedded software, vehicle communications, and system integration who can also provide technical leadership across cross-functional teams. You will help define architecture, solve complex integration challenges, and deliver secure, high-quality products that support evolving customer and industry requirements.ResponsibilitiesLead development of driver, firmware, and application software for vehicle communication devices supporting heavy-duty diagnostic protocols such as CAN/J1939, ISO 15765-2, J1708/J1587, UDS, and ISO 22900.Define requirements, system architecture, and integration strategies across software and hardware platforms.Develop and enhance API drivers aligned to industry standards such as RP1210, RP1227, and J2534.Ensure compliance with cybersecurity, safety, and regulatory requirements.Collaborate with OEMs, fleets, suppliers, and internal engineering teams to deliver robust, secure, and high-performing diagnostic solutions.Provide technical leadership during development, testing, and customer deployments by driving issue resolution and integration readiness.Contribute to certification and compliance documentation.QualificationsBachelor’s or Master’s in Electrical Engineering, Computer Engineering, Computer Science, or related field.3-5 years of experience in embedded systems, diagnostics, or automotive/heavy-duty software development.Strong technical expertise in the following areas:Object-oriented software development, preferably in C++Multithreaded software design and developmentDevelopment of API drivers and communication layers on PC platforms using C, C++, or .NETStrong understanding of vehicle communication protocols such as CAN, CAN FD, ISO 15765-2, UDS, J1939, and DoIPWorking knowledge of TCP/IP networking, secure communications such as TLS, VPN, and IPsec, and diagnostic tools such as WiresharkExperience with low-level PC drivers such as USB or NDIS and integration of third-party SDKsStrong experience with modern software development environments, preferably Visual Studio 2022Familiarity with Agile, CI/CD, and version control (Git).Preferred SkillsExperience developing firmware for vehicle communication interface devices using microcontrollers, CAN transceivers, UARTs, and USB peripherals, preferably on NXP-based platformsExperience debugging firmware on embedded or connected IoT devicesFamiliarity with PC and mobile application development on Android or iOS that integrates with third-party APIs and device communication layersExposure to AI-assisted software development or familiarity with large language model-based toolingLinux experience in embedded or device-oriented environmentsHands-on experience with cybersecurity practices in embedded systemsWireless communication experience with Wi-Fi, Bluetooth Classic SPP, or Bluetooth Low EnergyExperience with containerized applications on embedded systems (Docker, Podman).Job SummaryJob ID: 2025-19142