DSP ASIC Architect - Optical Communication

• Define advanced architectures for high-performance DSP application-specific integrated circuits (ASICs), optimizing for data rate, power efficiency, and scalability
• Develop and evaluate algorithms for equalization, error correction, clock recovery, and high-fidelity signal processing
• Lead system-level modeling and simulation using platforms such as MATLAB, Python, and C/C++ to validate algorithmic and architectural approaches
• Collaborate closely with hardware, firmware, photonics, and radio-frequency engineering teams to ensure cohesive end-to-end system integration
• Partner with ASIC and field-programmable gate array (FPGA) designers to translate DSP concepts into efficient implementation
• Establish performance metrics, modeling methodologies, and validation strategies for next-generation coherent modem technologies
• Engage with customers and industry partners to align architectural innovation with market needs and future technology directions

• Ph.D. in Electrical Engineering, Computer Engineering, or a related discipline
• Minimum 5+ years of experience in DSP algorithm development, system architecture, or ASIC design in industry or academia
• Expertise in digital signal processing, communication theory, and error correction methods
• Proficiency in MATLAB, Python, and C/C++ for algorithm development and simulation
• Experience contributing to large-scale chip development projects, including system-on-chip or FPGA prototyping
• Collaboration experience within global, multidisciplinary engineering teams
• Knowledge of design flows involving hardware description languages such as VHDL

Nice to haves:

• Experience designing or modeling photonic integrated circuits in combination with DSP
• Background in high-speed data converter interfaces (e.g., analog-to-digital converters or digital-to-analog converters)
• Understanding of high-speed serializer/deserializer (SerDes) integration principles
• Familiarity with system co-optimization across DSP, optics, and firmware
• Experience working with industry standards bodies or product-level interoperability requirements
• Contributions to research publications, patents, or industry forums
• Experience with large-scale or real-time signal processing hardware deployments

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We're a technology company that leads with our humanity-driving our business priorities alongside meaningful social, community, and societal impact. Ciena is the global leader in high-speed connectivity. We design and deliver the technologies that power today's most advanced networks, helping people, communities, and businesses thrive in an increasingly connected, AI-driven world. As part of this mission, this role shapes the next generation of coherent optical innovation that fuels our industry-leading WaveLogic product family. Joining our architecture and advanced development team means contributing to breakthroughs in coherent modem technology for 800G, 1.6T, and future multi-terabit optical systems. This position offers the opportunity to redefine performance limits, collaborate with top global experts, and turn advanced digital signal processing (DSP) research into real-world impact. How you will make an impact