RF Engineer

HyperLight • Cambridge, MA

4h • Onsite

About The Position

HyperLight is at the forefront of commercializing thin-film lithium niobate (TFLN) integrated photonics, a material and process technology enabling high-performance, scalable optical components for AI/datacom infrastructure, hyperscale computing, quantum computing, sensing, and more. Founded in 2018 and backed by leading venture capital, HyperLight has built a team and a platform focused on the mass deployment of TFLN photonics technology. The TFLN Chiplet™ platform is a modular, integrated architecture designed for scalability, manufacturability, and seamless integration into complex systems, offering extraordinary performance and industrial readiness. HyperLight partners with customers and suppliers from conceptualization, design, and prototyping through mass production. The company believes its platform is key to the golden age of integrated photonics and is committed to empowering humanity. HyperLight has assembled a world-class team and values integrity, innovation, collaboration, and pragmatic solutions. The diverse team thrives on challenges and is united by a shared commitment to excellence, tackling complex problems with curiosity, humility, and care.

Requirements

• 3+ years of relevant work experience or equivalent experience through an advanced degree (M.S. or Ph.D.) in electrical engineering, physics, or a related field.
• Deep understanding of transmission line theory, S-parameters, differential signaling, time-domain reflectometry (TDR), eye diagrams, and passive RF circuit design.
• Proficiency in electromagnetic simulation tools (e.g., CST Microwave Studio, Ansys HFSS) and RF design tools (e.g., Cadence, Keysight ADS).
• Expertise in passive RF components, such as coupled transmission lines, impedance matching networks and interconnects.
• Hands-on experience with RF measurements using network analyzers, signal generators, and power meters.
• Strong communication skills to convey complex technical concepts clearly.
• Familiarity with software automation for measurement equipment.
• Familiarity with statistical data analysis using tools like Python or JMP.
• Authorization to work in the US is required.

Nice To Haves

• Experience with integrated on-die RF design is a plus.
• Probe station experience and familiarity with on-wafer calibration techniques are a plus.
• Familiarity with optical modulators, optical communication links, and/or photonic integrated circuits is highly desirable.
• Familiarity with power integrity concepts is a plus.

Responsibilities

• Collaborate with cross-functional teams, including process engineers and system architects to design and optimize RF components for photonic integrated circuits, including interconnects, terminations, and traveling wave electro-optic modulators.
• Perform detailed electromagnetic simulation and modeling using tools such as CST Microwave Studio, COMSOL, or Ansys HFSS.
• Develop and implement VNA test and calibration techniques for characterizing RF components at mmWave frequencies on-wafer and in-package.
• Conduct thorough validation of RF components, including measurement and analysis using state-of-the-art equipment.
• Provide technical guidance throughout the product development lifecycle, from concept to manufacturing and production.

Benefits

• Competitive market-based compensation
• Comprehensive health coverage, including medical, vision, and dental plans for individuals and families
• 401(k) retirement plans with employee matching
• Life and disability insurance
• Commuter benefits and subsidies
• Professional growth and mentorship opportunities

What This Job Offers

• Job Type: Full-time
• Career Level: Senior