R&D Intern – Photonic Quantum Hardware Engineering

We're HiringJob Opening: R&D Intern – Photonic Quantum Hardware EngineeringLocation: Hyderabad, Telangana India |  Full-time/Part-timeCompany: Quinfosys Private LimitedAbout QuinfosysQuinfosys Private Limited (Brand Name: Quinfosys) is a modern, agile, and customer-focused company at the forefront of innovation in the rapidly growing field of quantum technologies. Established in August 2023 and headquartered in Hyderabad, India, Quinfosys delivers cutting-edge products, solutions, and services to enterprises across the globe - enabling them to unlock the transformative potential of quantum computing.As a pioneer in quantum innovation, Quinfosys is developing scalable quantum systems that power high-performance computing, secure communications, quantum devices, and advanced sensing solutions. With a diverse team of scientists, engineers, and technologists, we are shaping the future of quantum hardware and software to deliver breakthrough solutions that redefine what's possible in the quantum era.Our comprehensive portfolio includes quantum cloud services, quantum software and development tools, quantum security, quantum artificial intelligence, quantum fintech, and more - empowering organizations to harness the power of quantum technologies for next-generation advancements.Role OverviewWe are seeking a highly motivated R&D Intern – Photonic Quantum Hardware Engineering to join our advanced Photonic Quantum Systems group. In this role, you will work on designing, fabricating, and characterizing photonic quantum processor components and integrated photonic circuits. You will contribute to the advancement of photonic quantum computing platforms through hands-on device development, simulation, optical testing, and system integration.This is a unique opportunity to work at the intersection of quantum optics, integrated photonics, nanofabrication, and quantum information sciencewhile contributing directly to the engineering of scalable photonic quantum hardware.Key ResponsibilitiesDesign and simulate photonic quantum processor components and integrated photonic circuits.Characterize PICs using optical instrumentation (lasers, OSAs, SPADs, power meters).Set up and perform quantum optical experiments (single-photon, entanglement, interferometry).Assist in fabrication workflows: mask design, layout validation, and device testing.Integrate photonic chips with fiber arrays, free-space optics, and electronic control systems.Automate measurement routines using Python/MATLAB.Document designs, experiments, and test results for team-wide collaboration.Required QualificationsMaster's or Ph.D. in Physics, Photonics, Electrical Engineering, Quantum Engineering, or a related field.Strong understanding of integrated photonics and quantum optical devices.Hands-on experience with optical laboratories, fiber coupling, alignment, and optical instrumentation.Knowledge of quantum optics fundamentals: photon statistics, entanglement, interferometry.Proficiency with laboratory tools: optical spectrum analyzers, tunable lasers, power meters, SPADs, oscilloscopes.Strong analytical, problem-solving, and communication skills.Required SkillsPhotonic integrated circuit (PIC) design on platforms like Silicon Photonics, Silicon Nitride, or Lithium Niobate.Experience with quantum photonic components: MZIs, directional couplers, ring resonators, phase shifters.Single-photon source and detector experience (SPDC, SNSPDs, APDs).Fiber-to-chip and chip-to-chip coupling techniques (grating couplers, edge coupling).Free-space optical setups using lenses, mirrors, beam splitters, and polarization optics.Proficiency in Lumerical (FDTD/INTERCONNECT), COMSOL Multiphysics, or Ansys HFSS.Knowledge of electromagnetic modeling, modal analysis, and device optimization.Familiarity with FPGA-based control for optical modulators or photonic switches.Hardware control scripting using Python, MATLAB, or C++.Experience with quantum software frameworks (Qiskit, Cirq, QuTiP).Ability to work closely with system architects, software engineers, device physicists, and fabrication teams.Strong documentation skills for reproducible research and cross-team collaboration.Preferred QualificationsExperience building photonic quantum gates or linear optical quantum computing systems.Hands-on knowledge of integrated optical packaging and bonding techniques.Background in quantum communications, quantum sensing, or quantum photonic chips.Prior experience in fast-paced research labs, semiconductor fabs, or quantum startups.What We OfferOpportunity to work on next-generation photonic quantum processors.A collaborative environment with experts in photonics, quantum physics, and advanced engineering.Competitive compensation and growth opportunities in a high-impact, emerging industry.Exposure to end-to-end quantum hardware development from simulation to prototype fabrication to system integration.How to ApplySend your CV, Cover Letter, and relevant Portfolio or Publications to: careers@quinfosys.comSubject lineR&D Intern - Photonic Quantum Hardware Engineering – Your NameAbout Our CultureAt Quinfosys, we believe innovation thrives in diversity and inclusion. We are proud to be an equal-opportunity employer and welcome applicants from all backgrounds.