Principal Software Engineer - EmbeddedExecuSource, Inc • Crown Point, Indiana, United States

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Principal Software Engineer - Embedded

ExecuSource, Inc

Crown Point, Indiana, United States

Crown Point, Indiana, United States

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Job Title: Principal Software Engineer – Embedded Systems Make sure to apply with all the requested information, as laid out in the job overview below. Location: Indianapolis, IN (Onsite Monday–Thursday) Employment Type: 90-Day Contract-to-Hire Compensation: Base up to $155,000 Work Authorization: No sponsorship available Position Overview We are seeking a Principal Software Engineer – Embedded Systems to support advanced embedded control development across connected and next-generation product platforms. This role sits at the intersection of firmware, hardware, and product engineering, with a strong focus on delivering production-grade, secure embedded firmware across the full product lifecycle. The ATI team partners closely with systems, hardware, manufacturing, and product teams to develop and launch embedded solutions that support performance, reliability, and connectivity requirements for commercial and consumer products. This role is structured as a 90-day contract-to-hire engagement with a strong intent to convert to full-time employment. Key Responsibilities Embedded Software Development Design, develop, and maintain production embedded firmware for microprocessor-based control systems using C/C++ and assembly Develop software for real-time, multi-threaded embedded environments Support firmware development across the full product lifecycle including concept, development, launch, and sustaining engineering Full SDLC Ownership Translate system-level requirements into detailed software requirements and architecture Perform software design, implementation, and peer code reviews Support verification, validation, and qualification testing Support manufacturing readiness and product launch activities Provide sustaining engineering support, defect resolution, and field issue analysis Hardware & System Integration Develop and integrate embedded software with hardware peripherals and interfaces including: SPI / QSPI UART RS485 Ethernet Interpret schematics, wiring diagrams, and hardware documentation Collaborate with hardware engineering on board bring-up and system debugging Security & Connectivity Implement secure embedded firmware architectures including: Secure boot chains Firmware image authentication Anti-rollback protection Secure key handling Support firmware update strategies including field updates and OTA deployments Cross-Functional Collaboration Partner with Systems Engineering, Hardware, Product, Manufacturing, Validation, and Service teams Participate in design reviews, FMEA, DFM/DFT reviews, and technical risk assessments Produce high-quality design documentation, test documentation, and technical specifications Required Qualifications Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or related field 7+ years of experience developing production embedded software for microprocessor-based systems Strong experience developing embedded systems using C/C++ and assembly Proven experience working in real-time, multi-threaded embedded environments Strong debugging and failure analysis skills using hardware and software tools (oscilloscopes, logic analyzers, emulators, instrumentation tools) Experience with embedded firmware update mechanisms across development and production lifecycle Experience working in cross-functional xevrcyc product development environments Experience with version control tools (Git or equivalent) Strong technical communication and documentation skills Preferred / Nice-to-Have Qualifications Experience with connectivity and IoT technologies: Wireless: BLE, Wi-Fi, Thread, Matter, Amazon Sidewalk Wired / Protocols: BACnet, Modbus, TCP/IP Experience with embedded security technologies: Secure Boot X.509 Certificates TLS Encrypted file systems Experience supporting connected / IoT consumer or industrial products Experience with model-based development tools (MATLAB, LabVIEW) Familiarity with statistical methods or Design of Experiments (DOE) PMP, embedded security certifications, or advanced firmware architecture experience Industry Backgrounds That Translate Well Automotive embedded systems Appliance manufacturing Medical devices Consumer electronics Industrial controls or connected devices Work Environment & Schedule Location: Indianapolis, IN (approximately 30 minutes outside downtown) Schedule: Onsite Monday–Thursday

Crown Point, Indiana, United States

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