Senior Software Engineer - Developer Tools

IonQ is at the forefront of the quantum computing revolution, creating the most advanced full-stack quantum computer utilizing trapped-ion technology. Our mission is to transcend the boundaries of classical physics and current supercomputing capabilities, ushering in a transformative era in computing. With the potential to revolutionize fields such as healthcare, materials science, finance, artificial intelligence, machine learning, and cryptography, IonQ is poised to make a significant positive impact on society.As part of our growing Production Engineering Test Team, we are seeking a Senior Electrical Systems Integration and Test Engineer. In this pivotal role, you will be responsible for defining and implementing comprehensive testing strategies to support various phases of hardware testing at IonQ. Collaborating with cross-functional teams, you will identify challenges and implement scalable solutions. Your expertise in developing requirements-based test architectures for intricate hardware systems, including design for test and manufacturing, will be crucial. Travel may be required for customer deployments.

IonQ is at the forefront of quantum computing, pioneering the development of the world's most advanced full-stack quantum computer utilizing trapped-ion technology. We are breaking new ground beyond classical physics and supercomputing capabilities to usher in a transformative era in computing. The potential applications of quantum computing promise to revolutionize sectors such as healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join us in shaping the future of technology.Role Overview: As the Senior Manager of System Integration and Commissioning, you will spearhead a team of skilled physicists and engineers responsible for delivering quantum computing systems to our clientele. The ideal candidate will possess a solid track record of guiding complex systems through the entire design lifecycle, from initial concept to manufacturing and operational deployment. You will focus on implementing iterative design improvements aimed at enhancing performance, particularly in Design for Manufacturing (DfM) and Design for Test (DfT). Your leadership will directly influence system designs across the hardware and software lifecycle, enhancing the quality, efficiency, and predictability of customer deliveries, thereby contributing to the organization’s strategic revenue objectives.

At IonQ, we're at the forefront of quantum computing innovation, developing the world's most advanced full-stack quantum computer powered by trapped-ion technology. Our mission is to transcend the limits of classical computing and reveal a new era of computational possibilities. Quantum computing is set to transform numerous sectors including healthcare, materials science, finance, artificial intelligence, and more. Join us as we lead this transformative journey.As a Senior Staff Software Engineer focusing on HPC integration, you will play a key role in creating and maintaining our software interfaces with SLURM and other open HPC stacks. Your contributions will be vital in harnessing the power of quantum computers alongside classical data centers, enhancing our capabilities to tackle the world's most complex challenges.

About IonQ:IonQ, Inc. (NYSE: IONQ) stands at the forefront of quantum computing, pioneering solutions to address some of humanity's most intricate challenges. Our latest quantum systems, IonQ Tempo and IonQ Forte Enterprise, empower organizations like Amazon Web Services, AstraZeneca, and NVIDIA to achieve remarkable performance improvements — up to 20x. In 2025, we set a record for quantum computing performance by achieving 99.99% two-qubit gate fidelity.With an ambitious roadmap, IonQ is set to revolutionize the tech landscape by delivering quantum computers with 2 million qubits by 2030, driving breakthroughs in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. Our advancements in quantum networking also position us as a key player in the development of the quantum internet.Location: This position is based onsite at our Bothell, WA office.Travel: Up to 10%Job ID: 1438The Role:We are seeking a Senior Infrastructure Software Engineer to take charge of the reliability, scalability, and deployment of our electronic hardware test automation platform. This essential platform is critical for executing comprehensive testing — from full-system to component-level automated electronic hardware tests across our global engineering sites and contract manufacturer locations.As the primary infrastructure authority on our internal tooling software development team, you will collaborate closely with IonQ's core Infrastructure team. Your goal will be to develop and deploy a minimal, secure, and maintainable infrastructure required for executing our test automation software on various devices, from rack-mounted servers to lightweight, single-purpose devices within our manufacturing verification processes. As a senior team member, you will work independently, lead moderately scoped projects, and serve as a subject-matter expert for the test organization.Responsibilities:Design, build, and maintain CI/CD pipelines for deploying our test automation software to a distributed fleet of testbeds.Develop and manage infrastructure for testbed provisioning, remote management, and monitoring.Contribute to testbed design and hardware selection to enhance team objectives.Implement and uphold best practices in software development and infrastructure management.

We are seeking a Systems Engineer, not a traditional Mechanical Engineer III.The ideal candidate will possess a strong foundation in the following functional competencies: [1] Fact-Based Decision Making - Decisions are derived from factual analysis rather than intuition - Skillful problem analysis and resolution using logical frameworks [2] Communication and Presentation Skills - Effectively document data and decisions in a detailed, structured manner - Adapt presentation styles to suit various audiences - Convey complex technical information succinctly.Roles & Responsibilities[1] Translate business and user requirements into comprehensive system requirements. [2] Formulate and execute the verification strategy while reviewing results to ensure compliance with system requirements. [3] Develop and maintain the system design Failure Modes and Effects Analysis (FMEA), which informs module design FMEAs. [4] Establish and manage the project database utilized for documenting outputs throughout the V-model process. [5] Communicate V-model maturity status to management throughout the product development lifecycle.Minimum Qualifications[1] Bachelor’s or Master’s degree in Mechanical, Electrical, or Biomedical Engineering. [2] A minimum of 2 years of experience in a product development environment, with a focus on requirements management, preferably using DOORS or a similar tool, and familiarity with product development compliant to Subpart C of the Quality System Regulation. [3] At least 1 year of experience applying Design for Six Sigma methodologies and tools.

Join Sonsoft Inc. as an Automation Testing Engineer, where you will leverage your expertise in Selenium WebDriver, Selenium Grid, TestNG, and build tools like ANT and MAVEN to enhance our software testing processes. We are looking for a motivated individual who is eager to contribute to our dynamic team and take part in the development of quality assurance strategies.

Join our dynamic team at Sonsoft Inc. as a Java Automation Testing Engineer. We're looking for an experienced professional to spearhead our automation testing initiatives using Java. Your expertise will ensure our software products meet the highest standards of quality and reliability, while working in a collaborative environment that values innovation and continuous improvement.

IonQ is pioneering the development of the most advanced full-stack quantum computer, leveraging trapped-ion technology. We are transcending the boundaries of classical physics and contemporary supercomputing to usher in a new epoch of computing. The transformative potential of quantum computing can enhance every facet of human life. IonQ's groundbreaking computers are set to revolutionize sectors such as healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join IonQ as we lead this technological renaissance.We are actively seeking a Senior FPGA Engineer to become a vital member of our innovative team. In this role, you will collaborate within a multidisciplinary team dedicated to advancing IonQ's mission of constructing the leading quantum computers and networked systems to tackle the world's most intricate challenges.Your primary focus will be on the Real-Time Classical Channel, where you will develop the embedded logic essential for synchronizing and controlling quantum operations with nanosecond precision. You will oversee the firmware and logic running on FPGAs, executing critical tasks such as nanosecond-level synchronization and managing "Repeat-Until-Success" feedback loops. This role is integral to providing the hardware abstraction layer that enables the quantum node's operating system to operate seamlessly.

IonQ is at the forefront of revolutionizing computing technology with its groundbreaking full-stack quantum computer, powered by trapped-ion technology. We are transcending the boundaries of classical physics and contemporary supercomputing to usher in a new epoch of computing. The potential of quantum computing extends to enhancing various sectors of society, including healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join us in redefining industries through our innovative quantum computing solutions.We are seeking a Senior Staff Software Engineer in Application Engineering to join our dynamic Applications Engineer team. This cross-functional team is dedicated to translating the advancements in quantum technology into practical applications that deliver real-world value.Our mission goes beyond merely constructing the world's most advanced quantum computers; we are committed to leveraging state-of-the-art quantum computing tools to address tangible challenges. Our Applications Scientists have been collaborating with customers to develop prototypes, and our newly established Applications Engineering department will be instrumental in transforming these validated use cases into production applications, making these revolutionary tools accessible to a broader audience through SaaS delivery.Your role will be pivotal in transitioning existing proof-of-concept quantum codes into robust, production-ready applications. As a hands-on team lead, you will enhance the developer experience (DevEx) by implementing best practices for research-grade code. Responsibilities will include establishing CI/CD pipelines, software packaging tools, and both pre- and post-deployment tests for new algorithms. In addition, you will be tasked with optimizing and parallelizing traditional algorithms to streamline processing workloads. This role is akin to being a forward-deployed engineer for quantum computing applications, and ideal candidates will possess a diverse range of interests and expertise.This team will collaborate closely with Developer Tools, Infrastructure, and Product teams to devise effective solutions by selecting appropriate technologies and standardizing automated processes. The ideal engineer will possess comfort in refining quantum computing tools, such as chemistry simplification, one quarter and implementing novel quantum topology solvers as services the next—while enjoying collaborative programming with scientists. You will bring your classical computing expertise to complement our quantum knowledge.

About IonQ IonQ, Inc. [NYSE: IONQ] develops quantum computing technology and supplies integrated quantum solutions for computing, networking, sensing, and security. The company’s latest system, IonQ Tempo, delivers significant advances in performance and supports clients in industries such as drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. Notable customers include Amazon Web Services and AstraZeneca. In 2025, IonQ achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance. Headquartered in College Park, Maryland, IonQ also operates in Bothell, Washington, as well as in California, Colorado, Massachusetts, Tennessee, and internationally in Italy, South Korea, Sweden, and Switzerland.

Join our dynamic team at dstaff as a Principal Architect, Systems. In this pivotal role, you will lead the design and implementation of advanced systems architecture that drives innovation and efficiency across our projects. You will collaborate with cross-functional teams to deliver scalable solutions that meet business needs and exceed expectations.

Join dstaff as a Principal Architect, Systems, where you will play a critical role in shaping our technology infrastructure and driving innovation. In this key position, you will leverage your expertise in systems architecture to design and implement robust solutions that meet the evolving needs of our clients.

Join our dynamic team at dstaff as a Manager of Enterprise UNIX Systems. In this pivotal role, you will oversee and optimize our UNIX systems architecture, ensuring high availability and performance. You will lead a team of skilled professionals and collaborate cross-functionally to drive efficiency and innovation across our technology landscape. This is an exciting opportunity to shape the future of our systems infrastructure.

Join our dynamic team at Sonsoft Inc. as a Quality Assurance Software Development Engineer in Test (SDET). We are seeking talented individuals who are passionate about quality assurance, automation, and improving software performance. This position is contract-based and does not support H1B sponsorship.

IonQ is pioneering the development of the most advanced full-stack quantum computer, leveraging trapped-ion technology. We are breaking the barriers of classical physics and current supercomputing capabilities to usher in a new epoch of computing. Quantum computing holds the promise to transform various sectors of human endeavor for the better. IonQ's innovations are set to revolutionize industries such as healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join us as we lead this technological renaissance.We are in search of a Senior Network Orchestration Engineer to become an integral member of our collaborative team. In this pivotal role, you will serve as the chief architect of the high-level service plane, creating a seamless connection between quantum hardware and classical infrastructure.You will face the unique challenge of managing a distributed quantum networking and sensing solution, utilizing your expertise in high-scale systems to guide IonQ in its mission to construct the world’s premier quantum networks.

IonQ is at the forefront of quantum computing, striving to develop the most advanced full-stack quantum computer utilizing trapped-ion technology. Our mission is to transcend the boundaries of classical physics and existing supercomputing capabilities to usher in a revolutionary era of computing. Quantum computing holds the promise of significantly enhancing various sectors, including medicine, materials science, finance, artificial intelligence, machine learning, and cryptography. We are leading the charge in this technological evolution.As we approach the scale of quantum computing, our systems will execute certain computations faster and handle larger datasets than the largest supercomputers on the planet. However, these quantum systems will still need to seamlessly integrate with classical computing architectures for comprehensive calculations. Just as your device integrates CPUs and GPUs for effective rendering, the data centers of the future will combine CPUs, GPUs, and QPUs to tackle the world’s most challenging problems.We are seeking a Senior Software Engineering Manager to guide and expand our Runtime team, responsible for creating and maintaining our hybrid classical-quantum computing environment for clients. In this pivotal role, you will facilitate key customer capabilities, including quantum emulation, pluggable compilers, and performance efficiency, ultimately delivering our fault-tolerant quantum computing layer at scale. You will collaborate closely with our API teams and our comprehensive hybrid computation initiatives.The ideal candidate will boast experience in leading and contributing to multiple concurrent initiatives, adeptly balancing various activities while focusing on impactful priorities. You will merge technical prowess with strategic business acumen to make informed technology decisions that yield lasting effects. A commitment to simplicity, creativity, and sharp analytical judgment will be crucial. You should enjoy delving into technical subjects and working across diverse business streams, positioning yourself to help us achieve the next milestone in secure quantum computing.

Join Sonsoft Inc., a leading provider of innovative software solutions, as a Software Development Engineer in Test (SDET). We are seeking a talented individual with experience in using the Empirix Hamer Tool to enhance our software testing processes. This role is crucial for ensuring the quality and performance of our software products.

Join our team at Sonsoft Inc. as an SDET Developer specializing in API and UI Automation. We are seeking a passionate and detail-oriented individual who thrives in a dynamic environment. In this role, you will be responsible for designing and implementing automated test frameworks, ensuring the quality and performance of our applications, and collaborating closely with development teams.

About IonQ IonQ, Inc. stands as a leader in quantum computing, delivering integrated solutions across computing, networking, sensing, and security. The company’s IonQ Tempo platform marks a major advance in quantum technology, helping clients such as Amazon Web Services and AstraZeneca accelerate work in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, IonQ achieved 99.99% two-qubit gate fidelity, setting a new world record in quantum computing performance. Headquartered in College Park, Maryland, IonQ operates in locations including Washington, California, Colorado, Massachusetts, Tennessee, Italy, South Korea, Sweden, and Switzerland, reflecting a broad global presence in quantum technology.