> Markdown version of [/jobs/ext/3044986-photonics-test-development-engineer](https://www.wearedevelopers.com/jobs/ext/3044986-photonics-test-development-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Photonics Test Development Engineer - **Company:** GREAT SKY LLC - **Location:** Boulder, CO, United States - **Salary:** $140,000.0 - $180,000.0 - **Contract:** Permanent contract - **Skills:** Data Analysis, Automation of Tests, Databases, Hardware Design, Python (Programming Language), Data Management - **Published:** September 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=070b1ef65c772e10 ## About the Role * BS, MS, or PhD in physics, electrical engineering, optics, or a related field; or equivalent practical experience. * Hands-on experience designing, assembling, and automating optical test and characterization setups. * Experience with optical and electro-optical characterization of photonic devices, including fiber coupling, grating coupler measurements, waveguide loss measurements, and photodetector testing. * Knowledge of laser device physics and practical experience with laser characterization. * Ability to work independently in a fast-paced research and development environment. * Proficiency in Python for test automation, instrument control, and data analysis. Preferred: * Experience with SNSPD or single-photon detector characterization. * Experience with cryostats and cryogenic optical or electrical measurements. * Experience with automated photonic probe stations and wafer-level testing. * Experience with databases and structured test-data management systems. ## Description We are seeking a highly motivated Photonics Test Development Engineer to develop the optical test and characterization workflows for the integrated photonic devices that are central to our technology platform. In this role, you will own the development of optical test infrastructure to allow rapid and automated testing of our photonic interconnects, which consist of PICs, lasers, and superconducting photon detectors. You will identify custom measurement solutions best suited for unique needs, perform rigorous device characterization of sub-components, and provide feedback to design and integration teams to improve device performance. This is a hands-on, high-ownership role with substantial influence on the pace and direction of our hardware development., * Own end-to-end optical test development for cryogenic photonic networks - from setup development to test plan definition. * Design, build, and automate optical, electrical, and optoelectronic test setups and develop custom measurement solutions for chip- and package-level device characterization, including fiber-to-chip coupling and alignment automation. * Perform rigorous characterization of passive SiN photonic components: gratings, splitters, couplers, and mode converters - including insertion loss, coupling efficiency, splitting ratio, bandwidth, and polarization extinction ratio measurements. * Characterize active devices such as integrated lasers, amplifiers, and superconducting single-photon detectors. * Document test methods and communicate findings through concise reports, presentations, and design reviews. * Create methods and systems for data acquisition and processing. * Collaborate closely with multiple technical teams to accelerate development cycles. ## Related Videos - [Quantum Computing - The tiny and the big challenges](https://www.wearedevelopers.com/videos/934-quantum-computing-the-tiny-and-the-big-challenges) - [Strange New Worlds: shaping the future of the digital age](https://www.wearedevelopers.com/videos/677-strange-new-worlds-shaping-the-future-of-the-digital-age) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Photonic Computing: Programming a New Class of AI Accelerators (incl. Live Coding)](https://www.wearedevelopers.com/videos/100196-photonic-computing-programming-a-new-class-of-ai-accelerators-incl-live-coding) - [The future of automotive mobility: Upcoming E/E architectures, V2X and its challenges](https://www.wearedevelopers.com/videos/374-the-future-of-automotive-mobility-upcoming-e-e-architectures-v2x-and-its-challenges) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023)