Senior Software Engineer - Modernization

About Atom Computing Atom Computing builds quantum computers using arrays of optically trapped neutral atoms. The team brings together scientists, engineers, and business professionals focused on advancing quantum technology and expanding what’s possible with computation. Role Overview The Senior Software Engineer - Control Systems will design and develop hi…

SciTec, Inc. is an innovative small business that has secured multiple government contracts, contributing to national security and defense through state-of-the-art sensor data processing technologies and scientific instrumentation. Our team is dedicated to developing cutting-edge tools for the Department of Defense and U.S. Government, delivering unparalleled data exploitation capabilities.Important Notice: All employees at SciTec must be U.S. citizens, as we exclusively work on government contracts that require U.S. citizenship. We cannot sponsor any work visas, and U.S. citizenship is essential for obtaining and maintaining a security clearance. Consequently, applications from candidates who do not meet this requirement will not be considered.We are currently seeking a skilled Senior Systems Engineer to join our dynamic team and support the development of Next-Generation Missile Warning software. This role offers a unique chance to be part of a small business that plays a vital role in national defense. You will collaborate within a fast-paced environment, focusing on end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for critical areas such as Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. The ideal candidate will excel in solving complex engineering challenges in support of our national security objectives.

Join our innovative team at Atomos as an Embedded Controls Engineer. In this role, you will be responsible for designing, developing, and optimizing embedded control systems for cutting-edge technology applications. You will work closely with cross-functional teams to deliver high-quality solutions that meet our clients' needs.

Join SciTec, a subsidiary of Firefly Aerospace, as a Senior Program Manager to lead the integration and testing of mission-critical software systems in a dynamic defense environment. With over 45 years of experience, we specialize in advanced technologies that support U.S. National Security and Defense. Our innovative algorithms and tools empower the Department of Defense in various critical missions, including missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability.Important Notice: All employees must be U.S. citizens due to the nature of our government contracts. We cannot sponsor work visas, and citizenship is required to obtain and maintain a security clearance. Applications from non-citizens will not be considered.The Senior Program Manager will ensure rigorous execution of system integration, verification, and validation activities, aligning with program objectives while maintaining timelines and budget. This role demands strong leadership skills and the ability to coordinate across technical teams, manage risks, and foster execution in a fast-paced, multi-stakeholder environment.

Join Our Team as a Senior Spacecraft Software Engineer (GNSS)At Spire, we are at the forefront of innovation in satellite technology, and we are seeking a talented Spacecraft Software Engineer to enhance our GNSS missions. You will be instrumental in developing and maintaining both flight and ground software, ensuring the seamless operation of our satellite payloads. Your expertise will span multiple system layers, from embedded software to cloud data pipelines, guaranteeing the precise and timely delivery of vital scientific data to our clients.This role is designed for individuals who thrive in an environment that values autonomy, creativity, and a broad technical skill set.

Join CampMinder as a Senior Software Engineer focusing on our core product offerings. We are looking for a talented individual who is passionate about software development and is eager to tackle challenging problems. In this role, you will work closely with a dynamic team of engineers to build innovative solutions that impact our users positively.

SciTec, a proud subsidiary of Firefly Aerospace, stands at the forefront of defense technology as a leading non-traditional defense contractor. With a rich history spanning over 45 years, we are dedicated to advancing U.S. National Security and Defense through innovative solutions. Our expertise lies in developing cutting-edge remote sensing algorithms, tools, and techniques that empower our Department of Defense clients with unparalleled data exploitation capabilities for missions related to missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and enhancing aircraft survivability.Important Notice: Please note that SciTec operates exclusively on U.S. government contracts, necessitating U.S. citizenship for all employees. Applications from candidates who do not meet this criterion will not be considered.We are on the lookout for a talented Staff or Senior Staff Systems Engineer to contribute to the design, integration, and certification of mission-critical defense systems. This position focuses particularly on tactical data links, remote sensor data processing systems, and maintaining rigorous systems engineering standards. You will collaborate closely with software developers, program managers, and external stakeholders to ensure seamless project execution.

Join Speechify as a Senior Software Engineer specializing in Core Experiences, where you'll play a pivotal role in enhancing our user interface and overall user experience. In this exciting position, you will collaborate with cross-functional teams to design, develop, and maintain innovative software solutions that engage our users and help them maximize their productivity.We seek a proactive engineer who is passionate about technology and eager to contribute to an agile environment. If you're ready to drive impactful projects and bring your expertise to a dynamic team, we want to hear from you!

Anduril Industries seeks a Senior Systems Engineer specializing in Electro-Optical/Infrared (EO/IR) systems. This role is available in Boulder, Colorado or Lexington, Massachusetts. Role overview This position centers on advancing EO/IR technologies for defense-related projects. The Senior Systems Engineer will play a key part in shaping solutions that meet demanding technical and mission-driven requirements. What you will do Develop and improve EO/IR technologies to support defense applications. Collaborate with engineers and scientists to address complex technical challenges. Use deep knowledge of EO/IR systems to help drive project objectives and meet mission needs. Locations Boulder, Colorado, United States Lexington, Massachusetts, United States

Join SciTec, a forward-thinking subsidiary of Firefly Aerospace, where we innovate at the intersection of technology and defense. For over 45 years, we have been at the forefront of supporting U.S. National Security and Defense through cutting-edge remote sensing technologies and advanced algorithms. We develop solutions that empower missile defense, intelligence, surveillance, reconnaissance, and more.Important Notice: All positions at SciTec require U.S. citizenship as we exclusively work on government contracts. We are unable to sponsor work visas, and U.S. citizenship is necessary to obtain a security clearance. Applications from non-citizens will not be considered.We are currently looking for a Senior Front End Software Engineer who is passionate about crafting user-centric web applications. This role focuses on delivering complex, real-time data in an accessible and intuitive manner, ensuring high performance and usability in mission-critical systems.The ideal candidate is an experienced frontend engineer committed to code quality, user experience, and system reliability. You will collaborate closely with backend, platform, and systems engineers to achieve our goals effectively.

SciTec, a wholly owned subsidiary of Firefly Aerospace, develops advanced technologies for U.S. National Security and Defense. With more than 45 years supporting the Department of Defense, SciTec specializes in remote sensing algorithms, tools, and techniques that strengthen data exploitation for missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability. Eligibility Requirement Important: U.S. citizenship is required. SciTec works exclusively on projects that demand U.S. government clearance. Applications from non-citizens cannot be considered. Role Overview The Associate Systems Engineer will join the Boulder, Colorado team to support Next-Generation Missile Warning software projects. This position offers the chance to work in a small, focused group delivering critical capabilities for national defense. What You Will Do Collaborate with team members to execute end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data Support missions in Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence Contribute to software initiatives that address essential national security needs Who Thrives Here Problem-solvers who enjoy working on complex technical challenges Individuals who are comfortable in a fast-moving setting People motivated by supporting national security objectives

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.

SciTec, a dynamic leader in non-traditional defense contracting and a proud subsidiary of Firefly Aerospace, brings over four decades of experience in delivering cutting-edge technologies that bolster U.S. National Security and Defense. Our commitment to innovation has led us to develop advanced remote sensing algorithms, tools, and techniques that enable exceptional data exploitation capabilities essential for missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability missions.Important Notice: Please note that all SciTec employees must possess U.S. citizenship as we exclusively engage in U.S. government contracts. Unfortunately, we cannot sponsor or assume sponsorship of work visas of any type, and U.S. citizenship is a prerequisite for obtaining and maintaining a security clearance. Candidates who do not meet this requirement will not be considered.We are currently looking for a highly skilled Senior Python Software Engineer to join our team. In this role, you will be responsible for designing, developing, and sustaining high-quality software systems that enhance advanced analysis and data processing workflows. Your focus will be on distributed systems, microservices, and real-time data pipelines, collaborating closely with scientific and technical users in a mission-driven environment.The ideal candidate will be a strong individual contributor with extensive Python expertise, solid software engineering judgment, and the ability to collaborate across disciplines while providing mentorship and influencing technical direction.

About Suite Studios:At Suite Studios, we are a dynamic team dedicated to crafting innovative tools that fuel some of the most exciting creative projects in the world—from Kendrick Lamar’s chart-topping hits to spectacular Super Bowl halftime shows and immersive experiences at the Sphere.Our platform simplifies the process for creative teams to manage, edit, and share extensive media files effortlessly, ensuring seamless collaboration regardless of location. Say goodbye to lengthy downloads and sync complications, and hello to a streamlined workflow that allows artists to stay focused and in the zone.If you are eager to contribute to fast-paced projects with a talented team, we would love for you to join us!

Join our dynamic team at Otter LLC as a Senior Software Engineer. In this key role, you will leverage your extensive expertise in software development to lead innovative projects, mentor junior engineers, and drive technological advancements. Your contributions will be vital in enhancing our software solutions and ensuring they meet the highest standards of quality and performance.We are looking for a passionate individual who thrives in a collaborative environment and is eager to tackle complex challenges. If you are ready to take the next step in your career and make a significant impact, we want to hear from you!

Location: Boulder, CO · Remote with required travelAs a Senior Software Verification and Validation Engineer at Foresight Diagnostics, part of Natera, you will play a crucial role in ensuring that every software component interacting with MRD results is rigorously verified and validated. We seek an expert who possesses a deep understanding of bioinformatics pipelines coupled with the regulatory knowledge to uphold the integrity of test cases, protocols, and traceability matrices.ABOUT FORESIGHT DIAGNOSTICSForesight Diagnostics is at the forefront of molecular diagnostics, specializing in non-invasive cancer detection through advanced cell-free DNA liquid biopsy technologies. Our innovative methods, initially developed at Stanford University, are designed to identify smaller tumors at earlier stages, enabling tailored treatment plans for cancer patients.Positioned at the convergence of molecular biology, bioinformatics, and next-generation sequencing (NGS), we transform rigorous scientific research into solutions that have a real clinical impact. Following our acquisition by Natera, we combine the agility of a startup with the extensive resources of a leader in cell-free DNA testing, making this an exhilarating time to join our mission-driven team.ROLE PURPOSEOur diverse software portfolio includes bioinformatics pipelines, reagent quality control systems, liquid handling automation, LIMS/LIS integrations, and NGS analysis tools. Each component is subject to stringent regulatory requirements under IEC 62304 and ISO 13485, necessitating a meticulous approach to verification and validation that meets clinical diagnostics standards.This senior individual contributor role requires you to establish the V&V strategy for device software, oversee the scheduling and prioritization of testing endeavors, and act as the quality and engineering liaison among bioinformatics, software, and laboratory teams. A solid background in bioinformatics or computational biology is essential, as this position does not allow for on-the-job learning of the domain.

At SciTec, a proud subsidiary of Firefly Aerospace, we are at the forefront of innovation as a non-traditional defense contractor, dedicated to providing cutting-edge technologies that bolster U.S. National Security and Defense. For over 45 years, we have partnered with the Department of Defense to craft pioneering remote sensing algorithms, advanced tools, and techniques that enable superior data exploitation capabilities, critical for missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability missions.Important Notice: Please note that SciTec exclusively engages in U.S. government contracts that necessitate U.S. citizenship for all employees. We are unable to sponsor or assume sponsorship of employee work visas of any kind. Furthermore, U.S. citizenship is essential for obtaining and maintaining a security clearance. Applications from candidates who do not meet these criteria will not be considered.SciTec is actively seeking skilled software and algorithm developers to join our dynamic team, focusing on the development of low-latency data processing, fusion, and tracking algorithms for remote sensing systems. Our ideal candidate should be adept in multiple programming languages and thrive in a fast-paced, collaborative environment composed of Scientists, Engineers, and Developers. The role involves prototyping and developing sophisticated algorithms for eventual integration in C++ on Linux operating systems within government frameworks.

Join SciTec, a dynamic and innovative subsidiary of Firefly Aerospace, as we push the boundaries of technology in support of U.S. National Security and Defense. For over 45 years, we have been at the forefront, providing advanced solutions that enhance missile defense, intelligence, surveillance, reconnaissance, and aircraft survivability missions.Note: All applicants must be U.S. citizens due to the nature of our government contracts.We are seeking a skilled Staff Systems Engineer to join our team in Boulder, Colorado. This is an exceptional opportunity to contribute to the development of Next-Generation Missile Warning software. You will collaborate with a dedicated team, focusing on the complete software processing of Overhead Persistent InfraRed (OPIR) sensor data, enhancing capabilities for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. If you are passionate about tackling engineering challenges that impact national security, we want to hear from you!

Join our dynamic team at The Trade Desk as a Senior Software Engineer specializing in Observability and Incident Response Management (IRM). In this role, you will be instrumental in developing and enhancing our observability solutions, ensuring seamless incident management processes. Your expertise will contribute to building robust systems that provide insights and drive operational excellence.We are looking for an innovative engineer who thrives in a fast-paced environment and is passionate about creating high-quality software solutions. You will collaborate with cross-functional teams, utilizing cutting-edge technologies to improve our monitoring systems and streamline incident response.