> Markdown version of [/jobs/ext/3403102-embedded-systems-engineer](https://www.wearedevelopers.com/jobs/ext/3403102-embedded-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Embedded Systems Engineer - **Company:** COLDQUANTA, INC. DBA Infleqtion - **Location:** United States - **Experience:** Expert - **Salary:** $131,000.0 - $175,000.0 - **Contract:** Permanent contract - **Skills:** Board Bringup, C++ (Programming Language), Code Coverage, Computer Engineering, Continuous Integration, Software Debugging, Embedded Software, Ethernet, Firmware, Field-Programmable Gate Array (FPGA), Hardware Description Language, Hardware Design, Radio-Frequency Identification, Schematic Capture, Subsystems, Systems Integration, Universal Asynchronous Receiver/Transmitter, Verilog, VHSIC Hardware Description Language (VHDL), Data Processing, Serial Peripheral Interface, Fpga Hardware, Test Scripts, Hardware Testing, Information Technology, Laptops - **Published:** September 11, 2026 - **Apply:** https://www.thejobnetwork.com/job/fe0b63c9-b58c-4fa1-9655-60fc27f10394/senior-embedded-systems-engineer ## About the Role * BS or MS in Electrical Engineering, Computer Engineering, Computer Science, or related field * 4+ years of experience in embedded systems, FPGA development, or mixed signal design * Familiarity with one two following areas, proficiency in both areas preferred: * Embedded system development in Rust. If you have relevant expertise but with C/C++, you may still be successful in this role if you have interest in Rust and have some idea of how Rust can be used to rapidly develop safe and performant systems * FPGA development in any HDL with experience in RF synthesis. Whether you like to work in Verilog/VHDL or bleeding-edge languages like SpinalHDL, nMigen, or MyHDL * Experience interfacing with hardware (SPI, I2C, UART, Ethernet, etc.) * Strong debugging skills across hardware and software boundaries * Experience with common benchtop test equipment, such as oscilloscopes, spectrum analyzers, multimeters, and power supplies * This position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR). Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license PREFERRED / NICE-TO-HAVE SKILLS * Experience with RF systems, signal generation, or data acquisition hardware * Familiarity with control systems or feedback loops * Experience with FPGA-based systems * Experience developing test or automation frameworks * Exposure to scientific instrumentation or R&D environments * Exposure to hardware design and schematic capture TRAVEL Up to 10% travel may be required. WORKING CONDITIONS and PHYSICAL REQUIREMENTS Work will normally be performed in an office and laboratory environment and around technical equipment including computers and lasers. Able to sit, stand, bend, lift and carry up to 40 pounds without assistance. Able to efficiently use automated office equipment such as laptops, copiers, and printers; able to effectively engage in communications (via phone, computer, or in-person). Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements. ## Description Infleqtion is seeking a Senior Embedded Systems Engineer to support the development and integration of advanced Quantum RF (QRF) sensing systems. This role focuses on designing and implementing the gateware, software, and hardware to enable opto-electrical control systems for our quantum sensing solutions. In this role, you will work closely with a cross-functional team of software engineers, opto-mechanical engineers, and physicists to develop unique control algorithms and complex data processing tools. You will be part of a purpose-built team to bring quantum systems from lab environments to field demonstrations., The duties and responsibilities outlined below include essential functions of the role. * Design, develop, and maintain embedded software and gateware for control of QRF systems and subsystems * Key contributor towards developing control system architectures for future quantum sensors * Subsystem integration into quantum systems, including verification, validation, and debugging * Deploy high test coverage and fully leverage our CI pipelines and hardware test beds to have confidence that your designs will work as expected * Develop programmable logic and low-level CPU interfaces to control integrated systems and peripherals including quantum sensors, magnetic field controllers, and lasers * Create test scripts to validate subsystems and components of integrated systems * Support board bring-up and debugging efforts, providing feedback to design teams. * Work closely with electrical, mechanical, software, and physics teams to ensure successful system integration and deliver high-performance real time embedded systems * Support applications and demo teams by improving system usability and reliability * Operate and interface with a range of electrical and optical lab test equipment * Working with Rust firmware engineers to define architecture and drivers ## Related Videos - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [My ongoing quest to code in VR](https://www.wearedevelopers.com/videos/2080-my-ongoing-quest-to-code-in-vr) - [Smart, Connected, Unexpected: The Wild Side of IoT and AI](https://www.wearedevelopers.com/videos/1113-smart-connected-unexpected-the-wild-side-of-iot-and-ai) - [Synthetic Insiders: The New AI Risk to Your Org](https://www.wearedevelopers.com/videos/100057-synthetic-insiders-the-new-ai-risk-to-your-org) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges)