Thermophotonic (TP) Device Engineer

Job Title: Thermophotonic (TP) Device Engineer

Location: Bangalore India

Job Type: Full-Time On-site

Experience: 3 10 years

Role Overview

We are looking for a highly skilled Thermophotonic (TP) Device Engineer to work on design fabrication and optimization of high-efficiency PV and thermophotonic energy conversion devices. This role involves full-stack semiconductor device development including epitaxial growth wafer processing characterization packaging and thermal-photonic performance modeling. Experience with III V semiconductor materials and device physics is strongly preferred.

Key Responsibilities

Device Engineering & Fabrication

• Design and develop high-efficiency photovoltaic and thermophotonic devices including multijunction III-V structures GaSb/InGaAs cells spectral-selective energy converters and photonic energy amplifiers.
• Perform epitaxial growth using MOCVD / MBE including reactor operation precursor selection growth recipe optimization and in-situ monitoring systems (RHEED pyrometry interferometry).
• Lead semiconductor wafer-level processing:
• Photolithography
• Wet & dry etching (RIE ICP)
• Metallization and ohmic contact engineering
• Surface passivation and anti-reflection coatings
• Thin-film and dielectric deposition (ALD PECVD sputtering evaporation)
• Develop optical and photonic structures including selective emitters photonic crystals interference filters and dielectric mirrors for spectral control.
• Oversee device packaging thermal interface engineering and interconnect architecture for high-temperature operation.

Characterization Testing & Simulation

• Conduct optical electrical and material characterization:
• IV CV EQE/IQE electroluminescence photoluminescence
• Hall mobility carrier lifetime AFM SEM TEM XRD
• Thermal cycling and failure/degradation analysis
• Utilize advanced simulation tools:
• TCAD Sentaurus Silvaco Lumerical COMSOL LightTools
• MATLAB/Python for analytical modeling
• Analyze thermal-radiative coupling photon recycling near-field/ far-field optical modeling.

System Integration

• Collaborate with system engineering teams to integrate devices with thermal emitters optical coupling assemblies power electronics and energy storage interfaces.
• Support cooling heat extraction & thermal management for high-temperature applications.
• Evaluate scaling readiness fabrication partnerships and production.

Required Skills & Qualifications

• Bachelors/Masters/PhD in Semiconductor Physics Materials Science Electrical Engineering Nanotechnology Photonics or related field.
• 3 10 years of experience in semiconductor device fabrication & measurement.
• Strong hands-on experience with MOCVD MBE thin-film deposition lithography and clean-room processes.
• Expertise working with II-VI or III-V compounds (GaSb InGaAs GaAs InP AlGaAs Ge GaN SiC preferable).
• Strong understanding of photonic structures optical coatings and energy conversion physics.
• Proficiency in scientific data analysis and semiconductor simulation.

Preferred Experience

• Experience with thermophotonic / radiative recombination-based energy amplification devices.
• Experience in spectral matching optical cavity engineering and photon recycling.
• Knowledge of heat transfer thermal imaging infrared spectroscopy radiative emissivity modeling.
• Prior work scaling semiconductor devices to production scale.

What We Offer

• Opportunity to build next-generation thermophotonic energy systems with global climate impact.
• Work with leading scientists research institutions and high-performance engineering teams.
• Competitive salary ESOPs growth-based incentives.