Associate Electrical Engineer - Analog and Mixed Signal for Quantum in Space

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere” through our ecosystem of devices and platforms. 

Position Summary 

We are seeking an Associate Electrical Engineer to develop analog and mixed signal designs as part of our Emerging Technology team. This individual will be a key contributor in the electrical design, integration, test, and qualification of custom circuits and control system subsystems for operation of deployed quantum systems and sensors in space, terrestrial, and lab-based environments. Initially, this role will be in support of a technology demonstration mission in collaboration with NASA JPL/Goddard that will demonstrate a first-of-its-kind quantum gravity gradient (QGG) sensor on a dedicated satellite. The successful candidate will collaborate with an extended team of electrical engineers, physicists, mechanical engineers, embedded systems engineers, and systems engineers to develop high performance, low noise, radiation tolerant and robust circuits critical to the operation of this exciting new quantum sensing capability demonstrator. 

Key Responsibilities 

• Execute engineering projects and deliver them on time and budget 

• Learn from other engineers to facilitate personal training and professional growth 

• Develop analog circuits, including design, schematic capture, PCB layout, prototyping build, test, validation, and troubleshooting 

• Design, model, and simulate analog circuits and validate circuit performance through bench testing 

• Preferred focus on low noise and low drift circuit design 

• Design control loops in the analog and digital domains 

• Collaborate with engineers, physicists, and technicians to troubleshoot, debug, and rework existing circuit boards in use 

• Perform quality and performance analysis on new and legacy electrical systems 

• Work with other engineering disciplines on electrical, mechanical, and thermal interface requirements and design 

• Summarize data and report on test results 

• Other duties or projects as assigned to ensure mission success 

About the Team 

You’ll join a passionate and experienced team developing one of the world's first space-deployable quantum gravity sensors. This effort is foundational to future navigation, earth science, and resource exploration missions. 

Travel 

Up to 10% local travel may be required. 

Minimum Qualifications 

• Bachelor’s degree in Electrical Engineering 

• Functional knowledge of schematic capture and layout software, e.g. OrCAD, Altium, PADS, etc. 

• Demonstrated capability to employ and/or learn circuit noise analysis and analog circuit analysis, as well as signal-integrity, power integrity and EMI/EMC requirements 

• Experience with component derating and PCB-level thermal mitigation 

• Ability to work safely with high voltage and/or high current circuits and test equipment 

• Proficient in MS Office 

• Good verbal and written communication skills, able to effectively share information with technical and non-technical staff 

• Good collaboration skills, able to work in a team environment where engagement and participation are an expected part of successful job performance 

• This position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR). Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license 

Preferred Qualifications 

• Working knowledge of control systems and signal processing 

• Experience in circuit simulation using SPICE software 

• Experience with high and ultra-high vacuum system environments 

• Experience with Contract Electronic Manufacturing 

• Experience with power electronics including DC-DC converters, filters, and high power (<1kW) amplifiers 

Working Conditions and Physical Requirements 

This position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR). Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license 

 
Work will normally be performed in an office and laboratory environment and around technical equipment including computers and lasers.  Able to sit, stand, bend, lift and carry up to 40 pounds without assistance.  Able to efficiently use automated office equipment such as laptops, copiers, and printers; able to effectively engage in communications (via phone, computer, or in-person).  Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements. 

The targeted salary range for this role is 75,000 to 95,000 USD on an annualized basis plus eligibility to participate in our annual incentive plan.

In addition to your base compensation, we offer a generous Total Rewards program which includes:

• 100% company paid Employee coverage for Medical, Dental, Vision, and Short/Long Term Disability insurance programs
• Employer funded Health Savings Account
• Unlimited Paid Time Off
• 401(k) Matching Programs
• Company paid Life and AD&D Insurance
• Flexible Healthcare Savings Account
• Paid FMLA Leave
• Paid Maternity/Paternity Leave
• Employer Assistance Program
• Student Loan Repayment
• Equity Opportunity