Senior Flight Software Engineer

About this role

<div class="content-intro"><p><strong>About IonQ:&nbsp;</strong><strong><br></strong></p> <p><u><a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fionq.com%2F&amp;esheet=54451094&amp;newsitemid=20260316477473&amp;lan=en-US&amp;anchor=IonQ%2C+Inc&amp;index=7&amp;md5=0818ffbedc6dbad8c4d1611ac94c2a0f" target="_blank">IonQ, Inc</a></u>. [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including <u><a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fionq.com%2Fnews%2Fionq-speeds-quantum-accelerated-drug-development-application-with&amp;esheet=54451094&amp;newsitemid=20260316477473&amp;lan=en-US&amp;anchor=Amazon+Web+Services%2C&amp;index=8&amp;md5=a7f94ee9b71a392dca3cd6c413722e51" target="_blank">Amazon Web Services, </a></u><u><a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fionq.com%2Fnews%2Fionq-speeds-quantum-accelerated-drug-development-application-with&amp;esheet=54451094&amp;newsitemid=20260316477473&amp;lan=en-US&amp;anchor=and&amp;index=9&amp;md5=2bed627b388878763f41ffe0e4edb16c" target="_blank">and </a></u><u><a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fionq.com%2Fnews%2Fionq-speeds-quantum-accelerated-drug-development-application-with&amp;esheet=54451094&amp;newsitemid=20260316477473&amp;lan=en-US&amp;anchor=AstraZeneca&amp;index=10&amp;md5=757c1f2c2ec94cf3982700106122164f" target="_blank">AstraZeneca</a></u> achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99.99% two-qubit gate fidelity, <u><a href="https://cts.businesswire.com/ct/CT?id=smartlink&amp;url=https%3A%2F%2Fionq.com%2Fnews%2Fionq-achieves-landmark-result-setting-new-world-record-in-quantum-computing&amp;esheet=54451094&amp;newsitemid=20260316477473&amp;lan=en-US&amp;anchor=setting+a+world+record+in+quantum+computing+performance&amp;index=11&amp;md5=32e9cb88afbd439026a352666cc72c91" target="_blank">setting a world record in quantum computing performance</a></u>.<br><br>Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before. &nbsp;</p></div><p><strong>About Capella</strong></p> <p>Capella, an <a href="https://ionq.com?utm_source=chatgpt.com">IonQ</a> company, spans national security, advanced sensing, and next-generation compute to deliver secure, mission-ready intelligence. Capella’s culture is built on collaboration, rigorous engineering, and a shared commitment to delivering solutions that strengthen global stability and security. Team members work side-by-side with some of the most innovative minds in space systems, quantum-enabled technologies, and mission-critical operations.</p> <p>Capella values curiosity, resilience, and a willingness to tackle hard problems with precision and creativity. Capella welcomes and encourages applicants whose perspectives are historically underrepresented in technology, national security, and aerospace. No prior space experience is required. Diverse viewpoints strengthen Capella’s ability to innovate and deliver meaningful impact for partners worldwide.</p> <p>&nbsp;</p> <p><strong><span data-contrast="auto"><span data-contrast="none">Location: </span></span></strong><span data-contrast="auto"><span data-contrast="none">This role can be based at our Louisville, CO or San Francisco office with the option to work a few days a week remotely.</span></span></p> <p style="text-align: left;"><span data-contrast="auto"><span data-contrast="none"><strong data-start="712" data-end="733">Experience Level:</strong> Open to strong mid-level through senior-level embedded software engineers (5+ years).<br data-start="819" data-end="822"><strong data-start="822" data-end="833" data-is-only-node="">Travel:</strong> Up to 5%</span></span></p> <p><strong><span data-contrast="auto"><span data-contrast="none">Job ID: </span></span></strong><span data-contrast="auto"><span data-contrast="none"><span data-contrast="auto"><span data-contrast="none">1729</span></span></span></span></p> <p><strong><span data-contrast="auto"><span data-contrast="none"><span data-contrast="auto"><span data-contrast="none">The Role</span></span></span></span></strong></p> <p>Capella Space now part of IonQ’s space business operates one of the world’s most capable commercial synthetic aperture radar (SAR) satellite constellations, delivering all-weather, day-and-night imagery to government and commercial customers around the globe. As IonQ builds the physical infrastructure for the world’s first quantum-secured space network, spanning satellite operations and free-space optical communications, the Flight Software team is what keeps that constellation flying every day.&nbsp;</p> <p>As a Flight Software Engineer, you will write the software that runs our satellite fleet in orbit, working daily alongside FPGA developers, electrical engineers, and other subsystem owners to design, build, and evolve flight code. You’ll bring a demonstrable track record with complex, safety-critical systems, strong systems-architecture judgment, and the experience to help shape the team’s engineering roadmap, turning sophisticated radar technology into software that is reliable and easy to operate.</p> <p><strong>Responsibilities</strong><