Infleqtion
Staff Systems Engineer (Time and Frequency)
Louisville, Colorado · Staff · Full-time · Posted Sep 23, 2026
- Experience
- 5+ years of progressive systems engineering experience; ideally with quantum systems, precision sensors, aerospace systems, spacecraft payloads, or other multidisciplinary R&D systems.
- Education
- Bachelor's degree in engineering, science, physics, or a related technical field.
About the job
Own systems engineering for time-and-frequency products and programs, coordinating requirements, architecture, integration, verification, documentation, and lifecycle reviews across technical teams and customers.
What you'll do
- Manage system requirements, interface documentation, architecture, CONOPs, and SWaP tracking.
- Lead verification and validation planning and coordinate subsystem-to-system integration and testing.
- Drive lifecycle and design reviews, maintain risk and failure-analysis documentation, and ensure customer deliverables are review-ready.
What they ask for
- Bachelor's degree in engineering, science, physics, or a related technical field.
- 5+ years of progressive systems engineering experience with complex hardware/software systems.
- Experience owning requirements and developing or maintaining ICDs, V&V plans, test plans, and verification evidence.
- Experience with configuration and document control and formal technical reviews.
Nice to have
- Experience with Jama, DOORS, Polarion, or comparable requirements tools.
- Experience supporting government-funded R&D, NASA, aerospace payloads, technical reviews, FMEA, AI&T, or productization processes.
Pay
160000 - 210000 USD per year (salary)
Tools
Jama, DOORS, Polarion, FMEA, SWaP, AI&T
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