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Staff Systems Engineer - Quantum Research and Development for Space

Infleqtion
Louisville, CO Full Time
POSTED ON 3/5/2026
AVAILABLE BEFORE 5/4/2026

Infleqtion is a leader in atom-based quantum technology - the most scalable and commercially viable platform for quantum. We develop quantum information processing systems, precision timekeeping, and quantum sensing solutions.  

With offices in Boulder, CO; Madison, WI; Chicago, IL; Oxford, UK; and Melbourne, AU, we operate globally to drive innovation in quantum technology.  

As a deep-tech startup, Infleqtion embraces a results-driven, fast-paced, and customer-focused approach to innovation.  We seek an experienced Staff Systems Engineer to support the execution of multidisciplinary government and commercial R&D projects within our Emerging Technologies portfolio. This role will, at least initially, provide critical contributions and support to our Quantum Gravity Gradiometer pathfinder program with NASA. 

JOB RESPONSIBILITIES 

The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some or all the following duties. Additional duties may also arise. 

  • Work with internal teams and customers throughout multiple programs to develop and manage system architectures, subsystem functions, and interface requirements for quantum technology platforms—such as sensors, clocks, and control systems 
  • Establish a lean standardized system engineering practices and processes to support programs ranging from deep technology R&D to early product development 
  • Work with team members across the company to refine and update our Product Lifecycle (PLC) policy and workflows to optimize efficiency and process value 
  • Ensure uniform application of systems engineering tools (e.g. Jama) and methods across projects 
  • For selected key R&D projects: 
  • Define scope of internal PLC and associated list of deliverables 
  • Support and track execution of tasks and deliverables through the phases of the PLC 
  • Prepare and support gate reviews with project team 
  • Provide systems engineering expertise for selected key projects 
  • Create core systems engineering documents (requirements, interface control, architecture, test plans, etc.) 
  • Work with multi-functional teams to maintain system configuration and documentation 
  • Bachelor’s degree is required, with a focus in engineering, science, physics, or technology field preferred 
  • 5  years of relevant and progressive experience in a similar role, with demonstrated systems engineering experience in either complex systems, quantum mechanics, or complex spacecraft design.  Ideally in more than one of these areas. 
  • Experience with productization and Lean Product Life Cycle processes 
  • Demonstrated ability to sufficiently learn the technical details of complex hardware and software systems development to be able to successfully drive processes and procedures for integration, testing, and qualification 
  • Demonstrated ability to work and communicate with all levels of an organization; Professional-level communication skills, including verbal, written, and presentation skills 
  • Demonstrated ability to work comfortably in a highly collaborative, cross-functional, team-oriented, and matrixed environment 

PREFERRED QUALIFICATIONS 

  • Master’s degree in engineering, science, physics, or technology field 
  • Experience in advanced technologies and high technology products, especially products that include a combination of mechanical, electrical, RF, optics, and software 
  • Knowledge of Product Lifecycle Management (PLM) tools. Experience using Jama software a plus 
  • Experience with deployed systems and/or sensors, especially for space-based applications (LEO, MEO, ISS, etc.) 
  • Salary range: $160,000 to 180,000 per year 
  • 100% company-paid medical, dental, vision, short/long-term disability 
  • Employer-funded Health Savings Account  
  • Unlimited PTO  
  • 401(k) match  
  • Company-paid Life and AD&D Insurance  
  • Flexible Savings Account (FSA) or Health Savings Account (HSA) 
  • Paid FMLA, Maternity/Paternity Leave  
  • Student Loan Repayment 
  • Equity Program

Salary : $160 - $180

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