Jobs in the United States

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Added 25 mins ago
Junior Computer Engineer
Trinzic
Beavercreek, OH
KBR is seeking a Junior Computer Engineer to support advanced communications and cyber research efforts. In this role, you will contribute to the design, development, integration, and…
Added 25 mins ago
Computer Engineer
Trinzic
Beavercreek, OH
KBR is seeking a Computer Engineer to support advanced communications and cyber research efforts. In this role, you will design, develop, integrate, and evaluate complex systems used to…
Added 26 mins ago
Jr Software Engineer
Riverside Research Institute
Dayton, OH
Added 45 mins ago
Silicon Design Engineer
Persimmons
Remote, United States
…technologists from the worlds of semiconductors, AI systems, and software innovation, We’re on a mission to enable smarter devices, more sustainable data centers, and entirely new…
Added 1 hour ago
System Engineer / Onsite / Cedar Rapids
Kelly Services
Cedar Rapids, IA
Hands-on experience with Hardware/Software integration, lab bench testing, and troubleshooting embedded controllers or electronic systems.
Added 1 hour ago
Applications Engineering Intern
Altium
Morrisville, NC
…engineering student to join our team this Summer as an applications engineer intern. Our team works on complete solutions for target market and customer applications, maximizing Renesas…
Added 1 hour ago
Embedded Design Engineer #ESF8461
ExpertHiring
Irvine, CA
Develop firmware and software for embedded products using SoCs, PLDs, and FPGAs
Added 2 hours ago
Staff Security Engineer, Product Security
Jobgether
Remote, United States
The Staff Security Engineer, Product Security will shape security architecture and engineering practices across a broad portfolio of products, services, and global infrastructure. This…
Added 3 hours ago
Director, AI Security
J&J Family of Companies
Raritan, NJ
The role is accountable for the security of enterprise AI platforms, commercial SaaS AI services, embedded AI capabilities in third-party products, open source models and components,…
Added 3 hours ago
AC
FPGA/ASIC Design Engineer
AMERICAN CYBERSYSTEMS INC.
Camden, NJ
- $100 to $120 USD / hour
The FPGA/ASIC Design Engineer will be responsible for the architecture, implementation, verification/validation through Software integration test, for delivery of complex FPGAs AND/OR ASICs…
Added 3 hours ago
AC
Software Engineer
AMERICAN CYBERSYSTEMS INC.
Camden, NJ
- $100 to $111 USD / hour
As aSoftware Engineer, you will: Client is seeking a Software Engineer who is responsibilities include the translation of requirements into working and maintainable solutions for our C5 and…
Added 3 hours ago
Cyber-Physical Systems Reverse Engineer
Leidos
Columbia, MD
This role focuses on understanding how complex embedded and cyber-physical systems actually behave, not just how they were intended to behave. On our team, you will work hands-on with real…
Added 4 hours ago
Sr. Manufacturing Engineer
OptiTrack
Corvallis, OR
OptiTrack seeks a hands-on Senior Manufacturing Engineer to develop, automate, optimize, and scale manufacturing for motion capture, tracking, vision, and sensing products. Working across…
Added 4 hours ago
V
R&D Embedded Software Engineer
Veralto
Loveland, CO
- $95,000 to $105,000 USD / year
Love controlling machinery & electronics through embedded software/firmware
Added 4 hours ago
Software Engineer - Level 2 or 3 (Systems Admin/Lab Manager) - AHT
Northrop Grumman
Boulder, CO
Applicants must have an active in-scope U.S · A current active CompTIA Security+ CE or equivalent DoD 8570 IAT/IAM II certification is required
Added 4 hours ago
Sr. Flight Software Engineer
Insight Global
Denver, CO
Insight Global is looking for a Sr. Flight Software Engineer in the Greater Denver area. You will design, develop, and test software components for satellite mission programs and contribute…
Added 4 hours ago
Software Development Engineer, CE Tech
Amazon
Denver, CO
1+ years of software development engineer or related occupational experience
Added 4 hours ago
TT
Electrical & Computer Engineer
True Talent Solutions Partners
Los Angeles, CA
- $120,000 to $220,000 USD / year
On-site, five days per week in Los Angeles, California, United States.
Added 4 hours ago
Data Visualization Specialist Role
OpenDataJobs
Remote, United States
OPEN Data Jobs (ODJ) is built to craft data careers. We connect high-potential data, AI, and software professionals with meaningful work on the cutting edge of the federal sector, and our…
Added 4 hours ago
J
Forward Deployed Engineer
Jobgether
Remote, United States
- $90,000 to $120,000 USD / year
As a Forward Deployed Engineer, you will play a key role in transforming repetitive technical and operational processes into scalable tools, intelligent automation, and AI-powered…
Added 4 hours ago
Backend & Firmware Engineer – AI Wearable Devices
MaxIT Consulting - Max Corporate Group
San Francisco · San Francisco, CA
We are seeking an Firmware & Backend Engineer – AI Wearables & Edge Systems to work at the intersection of wearable hardware, firmware, cloud systems, and real-time AI infrastructure.
Added 5 hours ago
Firmware Engineer, Industrial Solutions
OnLogic
South Burlington, VT
Join OnLogic as a Firmware Engineer and contribute to the development and sustaining of our industrial computing products. This dynamic role involves firmware and software coding across…
Added 5 hours ago
Firmware Engineer, Industrial Solutions
OnLogic
Cary, NC
Join OnLogic as a Firmware Engineer and contribute to the development and sustaining of our industrial computing products. This dynamic role involves firmware and software coding across…
Added 5 hours ago
Firmware Engineer
OnLogic
South Burlington, VT
Join OnLogic as a Firmware Engineer and contribute to the development and sustaining of our industrial computing products. This dynamic role involves firmware and software coding across…
Added 5 hours ago
Firmware Engineer
OnLogic
Cary, NC
Join OnLogic as a Firmware Engineer and contribute to the development and sustaining of our industrial computing products. This dynamic role involves firmware and software coding across…

Infleqtion

Lead Systems Engineer-Terestrial Quantum Gravity Gradiometer (QGG)

Louisville, CO, United States

$155,000 to $210,000 USD / year

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Job details

Pay: $155,000 to $210,000 USD / year
Experience: Minimum of 6+ years of experience in engineering roles supporting aerospace or spaceflight systems.
Posting language: English
Posted: Nov 9, 2026

Original job description

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. We are seeking a technically exceptional and mission-driven Lead Systems Engineer to lead the end-to-end technical execution of a cutting-edge terrestrial gravity sensing development and productization program. As the technical authority, you will ensure that all engineering activities align with mission objectives, meet customer requirements, and integrate effectively across disciplines. The LSE will partner with project and portfolio leadership and help build a capable R&D and productization team with the mission of deploying quantum gravity and gravity gradiometer sensors in diverse terrestrial environments, including subsurface, surface, and airborne vehicles. 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. Duties, responsibilities, and activities may change, or new ones may be assigned.

Serve as the ultimate technical authority for the program, owning the end-to-end system design and architecture.
Make final decisions on key trade-offs, technical issues, and risk mitigations.
Growing a team and mentoring junior engineers and ICs with diverse skillsets across systems, mechanical, thermal, opto-mechanical, electrical, embedded control systems, and software.
Coordinate and collaborate with quantum sensing subject matter experts to convert neutral atom sensing modalities into realizable, deployable, and higher performing mobile quantum gravity sensors
Foster a collaborative and high-performance engineering culture.
Approve the system-level V&V strategy, including test plans, procedures, and success criteria.
Work closely with the Program Manager to ensure technical execution supports cost and schedule objectives.
Support ECP development, design-to-cost efforts, EAC reviews, and strategic technology roadmapping.
Ensure the system is technically ready for major test campaigns and mission use.
Identify, own, and drive resolution of high-impact technical risks and issues.
Lead root cause analysis and corrective actions for anomalies and failures.
Champion technical excellence and rigorous engineering processes. Utilize experience during program execution to support continuous improvement of company engineering principles, practices, and procedures.
Communicate technical progress, risks, and trade studies with transparency and confidence.
Bachelor’s degree in Aerospace Engineering, Systems Engineering, Physics, Electrical/Mechanical Engineering, or a related field.
Minimum of 6+ years of experience in engineering roles supporting aerospace or spaceflight systems.
Proven experience as a technical lead or chief engineer on a complex, multi-disciplinary development program.
Deep understanding of the full product development lifecycle, from concept through launch and operations.

Preferred Qualifications

Master’s or Ph.D. in a relevant technical field.
Prior experience as a technical expert on developmental deployed sensing systems, particularly in RF, EO/IR, or related missions.
Expertise with Model-Based Systems Engineering (MBSE) tools (e.g., Cameo, SysML).
Experience with system-level testing in TVAC, EMI/EMC, or Vibe environments.
Active TS/SCI clearance, or ability to obtain or maintain a U.S. Government security clearance (Secret or higher).
Salary Range: per year 155000-210000
Comprehensive medical, dental, and vision coverage, including full-spectrum fertility support for growing families.
Employer-funded Health Savings Account
Unlimited PTO
401(k) match
Company-paid Life and AD&D Insurance
Flexible Savings Account
Paid FMLA, Maternity/Paternity Leave
Employee Assistance Program
Student Loan Repayment
Equity Program

Notice to Recruitment Agencies:

Infleqtion does not accept unsolicited resumes from agencies. Infleqtion is not responsible for any fees related to unsolicited resumes.

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More about this job

Skills

Leadership
Coaching
Control systems
Root cause analysis
Engineering processes
Process improvement
Engineering principles
Aerospace engineering
Mechanical engineering
EMI

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Work requirements

Jobs in the United States