Field Engineer: Cryogenics & RF Hardware

Responsibilities

• Test, validate, and debug custom RF control systems using network analyzers, oscilloscopes, digital multimeters, DC power supplies, and internal tools.
• Operate, monitor, and troubleshoot dilution refrigerators through cooldowns, steady-state operation, and fault diagnosis.
• Operate, troubleshoot, and service cryogenic and vacuum systems, including scroll pumps, turbo pumps, cryogenic compressors, high-vacuum components, and cold traps.
• Perform helium leak detection, pump rebuilds, and thermal system management.
• Assemble, validate, and install electro-mechanical, cryogenic, vacuum, and RF assemblies.
• Develop test plans and execute validation testing for RF hardware.
• Participate in an on-call rotation supporting system uptime across multiple time zones.
• Prepare, inspect, and package quantum chip assemblies for testing.
• Follow and improve standard operating procedures and best practices.
• Read and interpret CAD drawings, schematics, and engineering specifications.
• Support customer teams with system operation, issue resolution, and optimization.
• Manage international travel logistics, including customs, visas, and site access requirements.
• Travel at least 35%, including international travel to customer sites.

Requirements

• Technical background in physics, engineering, or a related field, or equivalent industrial experience.
• Direct hands-on experience operating and troubleshooting dilution refrigerators.
• Substantial experience with sub-Kelvin cryogenic systems.
• Proficiency with electronic test equipment, including oscilloscopes, network analyzers, multimeters, and DC power supplies.
• Experience operating and maintaining high-availability laboratory or industrial equipment.
• Experience assembling, servicing, and maintaining scientific instruments or complex electro-mechanical systems.
• Familiarity with vacuum systems, vacuum plumbing, P&IDs, standard fittings, and helium leak detection.
• Working knowledge of statistical methods for testing and validation, such as DOE, Six Sigma, or simulation.
• Strong documentation, written communication, and verbal communication skills.
• Experience working with vendors, partners, or customers across regions and cultural contexts.
• Ability to travel internationally on short notice and obtain required travel documentation.

Nice to Have

• Master's or PhD in physics, engineering, or a related field.
• Field deployment or on-site customer support experience, particularly internationally.
• Familiarity with import/export logistics for scientific or electronic equipment.
• Python or related programming and scripting experience.
• Additional language proficiency relevant to deployment regions.