Senior Test Engineer, Atomic Clock Systems

Infleqtion; Louisville (CO); On-site; USD 106,000 - 141,000; Full time

Benefits offered by this job

100% medical, dental, vision

HSA

Unlimited PTO

401(k) match

Life and AD&D Insurance

FSA

Paid FMLA

Employee Assistance Program

Student Loan Repayment

Job summary

Infleqtion in the United States (Colorado, Louisville) seeks a Senior Test Engineer to validate an atomic clock product pilot line. You will lead test strategies across hardware, software, and R&D, automate pilot line testing with Python, and interface with lab equipment in a Linux environment.

The role requires 5+ years in hardware validation and embedded systems testing, strong Python skills, and experience with C/C++/Rust.

Qualifications

• 5+ years of hardware validation and systems integration testing.
• Hands‑on with test equipment and embedded systems testing in Linux environments.
• Strong Python and scripting skills; familiarity with C/C++/Rust.

Responsibilities

• Develop, maintain, and execute test strategies for atomic clock systems.
• Lead End of Line test plan definition with firmware, software, and hardware teams.
• Design and deploy optical and electrical test benches for system integration.
• Perform compliance, robustness, and reliability testing on subsystems.
• Support board bring‑up and debugging, providing design feedback.
• Develop and maintain automated test platforms using Python.

Skills

Python scripting

Hardware validation

Embedded systems testing

Linux command line

Git workflows

Test automation

Debugging

Data analysis

Education

Bachelors in Electrical Engineering or related field

Master’s degree preferred

Tools

Oscilloscopes

DMMs

OSAs

VNAs

Job description

Infleqtion in the United States (Colorado, Louisville) seeks a Senior Test Engineer to validate an atomic clock product pilot line. You will lead test strategies across hardware, software, and R&D, automate pilot line testing with Python, and interface with lab equipment in a Linux environment.

The role requires 5+ years in hardware validation and embedded systems testing, strong Python skills, and experience with C/C++/Rust.