Quantum Applications Engineer

Atom Computing builds quantum computers using optically trapped neutral atoms. The team includes scientists, engineers, and business professionals working together to advance quantum computing technology. The company’s mission is to help clients reach new levels of computational capability. Role overview The Quantum Applications Engineer will work with partners and customers to design and develop quantum algorithms and applications for Atom Computing’s hardware. This position plays a key role in translating theoretical quantum concepts into practical solutions that run on Atom Computing systems.

Role Overview Atom Computing is hiring a Quantum Engineer in Boulder, CO. This role centers on designing and building scalable quantum systems, drawing on a strong foundation in quantum mechanics and engineering. The team focuses on pushing quantum technology forward for practical applications. What You Will Do Design and develop quantum systems that can scale for real-world use Apply knowledge of quantum mechanics and engineering principles to address technical challenges Contribute to projects that aim to expand the reach of quantum computing across industries

Join Oxford Ionics as a Quantum Scientist and contribute to groundbreaking innovations in quantum computing technologies. We are seeking a highly motivated individual with a strong background in quantum mechanics, computational physics, or related fields. In this role, you will work collaboratively with our team to develop and optimize quantum algorithms, conduct simulations, and drive research initiatives that push the boundaries of technology.

Infleqtion is dedicated to pioneering the commercialization of atom-based quantum technologies, achieving unprecedented advancements in sensing and computing applications. As a dynamic deep-tech startup, we prioritize results, agility, and customer satisfaction in our innovative efforts. We are on the lookout for motivated, energetic individuals with outstanding problem-solving abilities and technical expertise to propel our Quantum Computing mission forward. We invite experimental physicists with a strong background in Atomic, Molecular, and Optical (AMO) physics, especially those experienced in the coherent control of quantum systems such as ultracold atoms, trapped ions, and diamond NV centers, to apply.Key ResponsibilitiesDesign, construct, calibrate, and maintain Quantum Computers utilizing neutral atoms.Lead and participate in Research and Development projects focusing on laser systems, Quantum Processing Units, quantum gate protocols, and more for Quantum Computers.Develop, test, and validate mathematical models to describe atomic physics behavior, translating high-level system requirements into specific engineering subsystems.Independently initiate and execute R&D activities, gathering requirements from stakeholders, defining solutions, and managing project execution within defined constraints.Create, test, execute, and troubleshoot software to facilitate experiments and system optimization in production.Design, assemble, and evaluate laser and optical systems.Oversee subsystems to ensure high availability and performance standards.Mentor junior team members and supervise interns.

About Atom Computing Atom Computing builds quantum computers using arrays of optically trapped neutral atoms. Our technology helps customers tackle complex computational problems that were once out of reach. The team includes scientists, engineers, and business professionals working together to advance quantum computing. Role Overview The Lead Principal Software Engineer will design and improve backend services for Atom Computing’s quantum platform. This role focuses on building scalable, reliable systems that support researcher workflows, manage quantum job orchestration, and offer external APIs for interacting with Atom’s quantum systems. Key Responsibilities Architect distributed backend services that power the quantum computing platform Define service boundaries and make architectural decisions for distributed systems Develop and optimize cloud infrastructure for high performance, reliability, and observability Design APIs and backend workflows to support quantum job orchestration and researcher needs Translate quantum execution models and data flows into well-structured backend systems Collaborate with physics, software, and hardware teams to evolve the platform into a commercially viable product Location and Collaboration This position is based in Boulder, CO. Regular in-person collaboration is required; expect to be in the Boulder office at least three days per week.

Join SciTec, a leading non-traditional defense contractor and a subsidiary of Firefly Aerospace, as we deliver cutting-edge technologies that bolster U.S. National Security and Defense. For over forty-five years, we have been at the forefront of innovation by providing advanced remote sensing algorithms, tools, and techniques designed to enhance missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability missions.Important Notice: Due to the nature of our work, SciTec exclusively engages in U.S. government contracts that necessitate U.S. citizenship for all employees. Applicants who do not meet this citizenship requirement will not be considered.We are excited to announce an immediate opening for a skilled Application Security Engineer to contribute to our Next-Generation Missile Warning software programs. This role offers a unique chance to be part of a dedicated team that provides essential capabilities for national defense. You will engage in end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for missions related to Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence.The ideal candidate will possess strong technical security expertise alongside effective collaboration skills within a DevSecOps environment, enabling them to work closely with software engineers to integrate security into the software development lifecycle.

About Speechify Speechify builds text-to-speech tools that help people read and learn without barriers. More than 50 million users rely on Speechify to turn PDFs, books, Google Docs, news articles, and websites into audio. The platform helps users read faster, remember more, and access content in new ways. Products include apps for iOS, Android, and Mac, a Chrome extension, and a web app. Recent recognition includes Chrome Extension of the Year by Google and the 2025 Design Award for Inclusivity from Apple. Our Team Speechify has a distributed team of nearly 200 professionals working remotely from around the world. The engineering and research group includes alumni of Amazon, Microsoft, and Google, as well as academic experts from Stanford and startup veterans from Stripe, Vercel, and Bolt. Many team members have also founded their own companies.

About Atom Computing Atom Computing builds quantum computers using optically trapped neutral atoms. The team includes scientists, engineers, and business specialists working together to advance quantum technology for real-world applications. Role Overview The Senior Optical Engineer will lead the design of opto-mechanical subsystems for Atom Computing’s quantum platforms. This position focuses on developing and implementing processes for precision alignment and assembly, with a strong emphasis on accuracy and performance. Key Responsibilities Design innovative opto-mechanical subsystems for quantum computing hardware Oversee development and implementation of precision alignment and assembly processes Ensure all systems meet strict standards for accuracy and performance Location This role is based in Boulder, CO.

About Atom Computing Atom Computing builds quantum computers using optically trapped neutral atoms. The team focuses on advancing computational capabilities with this technology from their Boulder, CO location. Role Overview The Optical Engineer will design and build opto-mechanical subsystems. This role involves developing fixtures and processes for precise alignment and assembly of new technologies. The position is central to the company's ongoing hardware development.

Infleqtion is dedicated to advancing atom-based quantum technologies, aiming for significant enhancements in sensing and computing applications. We are on the lookout for driven, enthusiastic individuals with outstanding problem-solving and technical capabilities to propel our Quantum Computing initiatives forward.At Infleqtion, we foster a startup culture characterized by a focus on results, urgency, and customer-centric innovation:We dismantle silos across disciplines, stepping in wherever we can maximize impact.We flourish in uncertain environments, viewing challenges as chances for growth.We prioritize swift prototyping while maintaining a keen awareness of the critical nature of systems engineering processes and meticulous attention to detail.We embrace bold, calculated risks to foster advancement.Infleqtion is in search of a DevOps / Platform Engineer to assist our teams in developing the control system software for Infleqtion’s quantum computers. This role will closely collaborate with software engineers, embedded systems engineers, and physicists to expedite technology development by constructing and maintaining the infrastructure, automation, and tools that support our systems.This position is highly technical and hands-on, focused on state-of-the-art quantum computing systems, where requirements may change rapidly and the optimal solution is not always immediately apparent. You will operate in an environment that integrates on-premises infrastructure, laboratory and scientific equipment, embedded systems, and production software, often concurrently.We seek engineers who are adept at navigating uncertainty, enjoy tackling tangible problems, and can evolve systems from initial concepts into robust, production-ready platforms over time. We welcome candidates from various experience levels; strong foundational knowledge, curiosity, and the ability to learn swiftly are more important than having an exhaustive skill set.

IonQ is seeking a Physicist focused on Resilience Engineering and Operations at the Boulder, Colorado site. This position centers on strengthening the reliability and performance of quantum computing systems. Role overview This role involves applying physics expertise to support and enhance the operation of advanced quantum computers. The work will address technical challenges that affect system stability and uptime. Collaboration Work closely with a skilled team to design and implement solutions that improve system resilience. Team efforts aim to tackle operational issues and maintain high standards for system performance. Key focus areas Enhancing reliability of quantum computing systems Developing approaches to improve resilience and address operational challenges Contributing physics insight to ongoing engineering projects

Join Atom Computing as a Principal ASIC Design Engineer, where you will play a pivotal role in the design and development of advanced ASICs for quantum computing applications. You will collaborate with a team of talented engineers and contribute to groundbreaking projects that push the boundaries of technology.

Join Atom Computing as a Senior Infrastructure Engineer and play a pivotal role in designing and implementing cutting-edge infrastructure solutions. You will lead initiatives that drive efficiency, scalability, and innovation within our organization.

Join Atom Computing as a Senior Optical Engineer specializing in lens design, where you will play a pivotal role in developing cutting-edge optical systems. You will collaborate with a dynamic team of engineers and scientists to design, model, and optimize optical components that are integral to our quantum computing technology.

Join Atom Computing as a Senior Opto-Mechanical Engineer, where you will leverage your expertise in opto-mechanical systems to drive innovation in quantum computing technologies. In this role, you will design, develop, and optimize complex optical and mechanical systems, ensuring they meet the stringent requirements for quantum applications. Your contributions will be pivotal in advancing our mission to revolutionize the field of quantum computing.

Atom Computing is building the future of quantum computing with arrays of optically trapped neutral atoms. The team includes scientists, engineers, and business leaders working together to push computational boundaries for clients. Role Overview The Microfabrication Engineer will manage cleanroom operations for optoelectronic devices that support Atom Computing’s quantum computers. This position is based mainly in the COSINC cleanroom at CU Boulder. What You Will Do Oversee daily cleanroom fabrication processes for new device prototypes Work closely with the Senior Microfabrication Engineer to move device concepts into working prototypes Perform precise metrology on fabricated devices Document process parameters and results with care and accuracy Contribute to a collaborative, hands-on environment Location This role is primarily located at the COSINC cleanroom at CU Boulder in Boulder, CO.

Infleqtion develops quantum computers, sensors, and networks in Boulder, Colorado. The company’s work centers on bringing quantum technology into practical, real-world applications across different industries. Each product reflects a commitment to advancing the field and making quantum systems more accessible. Role overview The Level III Engineering Technician works on Infleqtion’s production team, assembling sub-components, subsystems, and full products from the commercial product line. This position involves hands-on assembly, requiring steady manual skills and a careful eye for detail. The technician uses mechanical, electrical, and optical engineering equipment daily. Safety and quality standards guide every step of the process. Main responsibilities Independently assemble complex optical, vacuum, mechanical, and electrical builds by following work instructions, drawings, solid models, schematics, and engineering judgment. Manage assigned builds from kit preparation through final inspection, including testing, documentation, resolving nonconformances, and transferring to the next production phase. Handle new or low-volume builds, even when documentation is incomplete, while maintaining configuration control, safety, and quality. Collaborate with engineering teams to develop repeatable build methods, fixtures, instructions, and inspection criteria based on drawings, prototypes, and informal knowledge. Maintain a clean and safe work area through regular maintenance and housekeeping. Act as a quality checkpoint for assigned builds, ensuring workmanship, cleanliness, documentation, and inspection results meet product and customer standards before handoff. Troubleshoot issues in assembly, inspection, testing, tooling, and processes across optical, mechanical, vacuum, and electrical workflows. Identify probable root causes and recommend practical solutions. Support root-cause analysis, corrective actions, and verification of process improvements. Demonstrate advanced skills across multiple production processes and product areas, and quickly learn new processes as required. Provide training, mentorship, and technical guidance to junior team members.

Atom Computing builds quantum computers using optically trapped neutral atoms. The team includes scientists, engineers, and business professionals working together to advance quantum technology. Role overview Atom Computing seeks a Senior Microfabrication Engineer to lead process architecture for high-frequency optoelectronic devices. These devices are key to the company’s next-generation quantum computers. This role is based primarily in the COSINC cleanroom at CU Boulder. What you will do Design photolithography masks for novel optical substrates Develop and refine fabrication processes for unique device requirements Integrate device physics with hardware, addressing challenges such as connecting RF signals to precision optics Mentor junior engineers in fabrication techniques and best practices Help expand and improve Atom Computing’s internal microfabrication capabilities Location This position is based in Boulder, CO, with primary work in the COSINC cleanroom at CU Boulder.

Join Atom Computing, a pioneering company at the forefront of quantum computing technology, where we harness the power of optically trapped neutral atoms to drive transformative advancements in computational capabilities. We are on a mission to enable groundbreaking breakthroughs for our customers with our innovative quantum systems. We are currently in search of an experienced Principal Hardware Engineer to spearhead the architecture, design, and implementation of custom electronic assemblies for the control system of our cutting-edge quantum computer. In this pivotal leadership role, you will shape our hardware strategy across multiple high-stakes projects while actively engaging in hands-on engineering tasks. This exciting opportunity is based in Boulder, Colorado, and reports directly to the Control Systems Hardware & Firmware Engineering Manager.

About Atom Computing Atom Computing builds quantum computers using optically trapped neutral atoms. The team includes scientists, engineers, and business professionals working to advance quantum technology and expand what computation can achieve. Role Overview The Software Engineering Manager will lead the development of core technologies for Atom Computing's quantum platform. This manager will guide a team of engineers responsible for building the software stack that enables researchers and clients to program, manage, and scale quantum systems. Key Responsibilities Lead and mentor a team of software engineers. Drive the development of external APIs, cloud integrations, and researcher workflows. Shape the technical roadmap for the commercialization of Atom Computing’s quantum solutions. Oversee greenfield software projects at the intersection of distributed systems, cloud infrastructure, high-performance computing, and quantum technologies. Who Should Apply Experienced software architects with a track record in designing and building complex systems. Leaders who can inspire and direct engineering teams. Individuals curious about new technology domains, even without prior quantum computing experience. Location Requirement This role is based in Boulder, CO. Due to hardware needs and on-site collaboration, the position requires at least three days per week in the Boulder office.