Real-Time Embedded Systems Engineer
Senior Real-Time Embedded Systems Engineer IonQ is seeking a Senior Real-Time Embedded Systems Engineer to work on the real-time classical control systems that operate and synchronize quantum hardware; This role is critical to enabling nanosecond-level control and feedback for quantum operations.
Responsibilities:
Design, develop, and verify FPGA firmware using VHDL or Verilog Build real-time classical control logic with nanosecond-level precision Implement high-precision timing and synchronization protocols such as PTP and White Rabbit Develop low-latency hardware triggers for photon generation and detection Create fast feedback loops such as repeat-until-success control logic Define hardware abstraction layers including registers, interrupts, and memory-mapped interfaces Collaborate with hardware engineers on timing, signal paths, and board-level constraints Own the full FPGA development lifecycle from design to system integration Lead architectural decisions for timing and control systemsQualifications: Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or a related field At least 5 years of experience in real-time embedded systems or FPGA development Strong experience with RTL design using VHDL or Verilog Hands-on experience with high-performance FPGAs such as Xilinx or Intel Proven background in precise timing and synchronization systems Experience working with nanosecond or sub-microsecond timing constraints Proficiency with simulation, synthesis, and timing closure tools Strong understanding of hardware and software interfaces, including DMA and interruptsPreferred: Experience with low-latency communication interfaces such as 10G or 40G Ethernet Experience implementing real-time feedback or stabilization systems Familiarity with hardware and software co-design Experience working with embedded Linux environments Basic knowledge of quantum computing systems, photon detection, or precision physics experimentsCompensation and Benefits: Base salary range: $111,407 to $145,861 per year Total compensation includes base salary, performance bonus, and equity Compensation varies based on location, experience, and skillsBenefits include: Medical, dental, and vision insurance 401(k) with company matching Unlimited paid time off and paid holidays Parental and adoption leave Legal insurance Home internet stipend Pet insurance