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# ASIC Test & Characterization Engineer - 1102

- **Company:** Quantinuum LLC
- **Location:** Broomfield, CO, United States
- **Experience:** Experienced
- **Salary:** $135,000 - $181,000
- **Contract:** Permanent contract
- **Skills:** Analog Electronics, Data Analysis, Automation of Tests, Software Documentation, Digital Electronics, Python (Programming Language), Rapid Prototyping Process, Test Execution Engine, Application Specific Integrated Circuits, Programming Languages
- **Published:** November 10, 2026
- **Apply:** https://www.jofdav.com/jobs/60480757-asic-test-characterization-engineer-1102

## About the Role

Bachelor's Degree Minimum Minimum 3+ years of relevant engineering, laboratory, or R&D experience, including graduate research Due to Contractual requirements, must be a U.S. Person defined as, U.S. citizen permanent resident or green card holder, workers granted asylum or refugee status, Experience testing and characterizing semiconductor devices, ASICs, or analog/digital circuits Experience using Python, or similar programming languages, for test automation, data acquisition, or analysis Authorization to work in the United States without current or future visa sponsorship Hands on experience with low noise analog electronics Understanding of EMI/EMC, grounding, and return current paths in sensitive systems Hands-on experience translating electrical characterization results into models for circuit design Experience with cryogenic test chambers Familiarity with the electrical engineering challenges of quantum computers, ion traps, or similar ultra sensitive systems Clear communicator who produces right sized, effective design and test documentation

## Description

We are seeking an ASIC Test & Characterization Engineer in our Broomfield, CO, ASIC team to contribute to the development of Quantinuum's next-generation Apollo and Lumos quantum computers. This is an opportunity for an engineer or physicist to work directly on cryogenic semiconductor device and circuit characterization required for next-generation ion-trap quantum computers.

In this role, you will execute hands-on testing and characterization across multiple devices and technologies, working side-by-side with ASIC designers, system architects, and experimental physicists in a fast-paced R&D environment where initiative, creativity, and technical depth truly matter.

If you're excited by complex hardware, ultra-low-temperature physics, and seeing your work make it into real quantum machines, this role is for you., Perform hands-on cryogenic semiconductor device and circuit characterization, including test setup, execution, and data collection Partner with integrated product teams to validate ASICs critical to Quantinuum's quantum computer roadmap Design and develop electrical interfaces, fixtures, and test equipment for cryogenic environments Automate test execution and data analysis to enable fast, repeatable results Synthesize test results, understand their impact, and present to physicists, engineers, and leadership Operate cryogenic test chambers and associated lab equipment Collaborate with cross-functional teams to translate system-level requirements into clear, verifiable test plans. Translate system-level quantum computer requirements and customer needs into clear, verifiable test plans Thrive in a rapid-prototyping, R&D-focused environment where iteration speed matters