Coherent Optical Systems Engineer (35886)

Job summary

Integrate, characterize, and optimize next-generation coherent optical transceivers, including their optical, electrical, analog, and DSP components. Develop calibration and control methods, automate testing and data acquisition, troubleshoot system interactions, and collaborate across engineering teams to improve overall performance.

Job details

Coherent Optical Systems Engineer Role Overview We are seeking a Coherent Optical Systems Engineer to contribute to the design, development, characterization, and optimization of advanced coherent optical transceivers based on next-generation photonic integrated circuit (PIC) and digital signal processor (DSP) technologies. The successful candidate will work with early-stage PIC, DSP, and analog ASIC hardware to perform digital-optical integration, develop calibration and control methodologies, and conduct detailed system-level performance characterization. This role requires close collaboration across optical, digital, high-speed analog, ASIC, software, and systems engineering teams. A key aspect of the position is the ability to understand and balance optical, electrical, and digital system capabilities to optimize overall transceiver performance. Key Responsibilities Perform digital-optical integration of next-generation coherent optical transceivers. Develop calibration and control algorithms to maximize system-level performance. Characterize coherent optical transceivers, including SNR, OSNR tolerance, sensitivity, and other key performance metrics. Conduct detailed experimental validation of transceiver sub-components, including analog, control, optical, and DSP components. Evaluate and troubleshoot interactions between optical, electrical, and digital components. Perform characterization and analysis of high-speed ADC/DAC performance, including ENOB and related parameters. Support hardware bring-up, integration, debugging, and performance optimization. Develop automated test, measurement, and data-acquisition processes. Analyze experimental data and identify opportunities for system-level performance improvements. Collaborate with software, electronics, optics, ASIC, and systems engineering teams throughout product development. Contribute to technical decisions involving trade-offs between optical, electrical, and digital system performance. Skills And Experience Ph.D. in Electrical Engineering, Applied Physics, or a related technical discipline, with experience in optical communications, photonics, high-speed electronics, or systems engineering. New Ph.D. graduates and experienced professionals are encouraged to apply. Strong understanding of optical communication systems, DWDM transmission, fiber transmission impairments, photonic integrated components, electronic integrated circuits, and signal processing. Hands-on experience working with optical communication hardware and components at the system level. Strong understanding of coherent communication systems, including QPSK, 16QAM, and 64QAM. Knowledge of coding and Forward Error Correction (FEC) algorithms. Experience characterizing high-speed RF and/or mm-wave interconnects, amplifiers, and components. Experience with RF/mm-wave system characterization, including S-parameter measurements, jitter measurements, ADC/DAC performance, and ENOB. Hands-on experience with high-speed optical and electrical test equipment. Experience with automated measurement equipment control and data acquisition. Programming experience with MATLAB, Python, VB.NET, C, or similar languages. Strong analytical, troubleshooting, and problem-solving skills. Ability to work effectively in a highly collaborative, cross-functional engineering environment. , Sam Osman

What you’ll do

Integrate, characterize, and optimize next-generation coherent optical transceivers, including their optical, electrical, analog, and DSP components. Develop calibration and control methods, automate testing and data acquisition, troubleshoot system interactions, and collaborate across engineering teams to improve overall performance.

Requirements

A Ph.D. in Electrical Engineering, Applied Physics, or a related discipline is required, along with knowledge of optical communications, coherent modulation, photonics, high-speed electronics, and signal processing. Candidates should have hands-on system-level hardware characterization experience, familiarity with RF/mm-wave and ADC/DAC measurements, programming skills, and strong analytical and collaborative abilities.

Listed skills

• Control · Preferred
• Software · Preferred
• collaborative · Preferred
• Analytical · Preferred
• Technical · Preferred
• analysis · Preferred
• Collaboration · Preferred
• Teams · Preferred
• Correction · Preferred
• Communication · Preferred
• Integration · Preferred
• discipline · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Coherent Optical Systems
• Optical Communications
• Digital-Optical Integration
• Photonic Integrated Circuits
• Digital Signal Processing
• Calibration and Control Algorithms
• Transceiver Characterization
• DWDM Transmission
• Fiber Transmission Impairments
• QPSK, 16QAM, and 64QAM
• Forward Error Correction
• RF and Mm-Wave Characterization
• S-Parameter Measurements
• ADC/DAC Performance and ENOB
• Automated Test and Data Acquisition
• MATLAB and Python

Job areas

• Engineering
• Technology
• Science & Research

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