Senior Software Defined Radio (Sdr) Engineer Leidos Holdings Inc.Senior Software Defined Radio (Sdr) EngineerArlington, VA$107,900–$195,050 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our division primarily focuses on research & development and advanced prototyping, transforming state-of-the-art signal processing algorithms into real-time software systems deployed on advanced RF platforms.
Principal Software Engineer (AI - Assisted Developer Tooling) GliaCell TechnologiesPrincipal Software Engineer (AI - Assisted Developer Tooling)Laurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The role emphasizes AI-assisted IDE capabilities, automated code quality workflows, and experimentation with agentic and autonomous systems to support software development tasks.
JR Software Engineer KBR IncJR Software EngineerColumbia, MD$94,300–$115,200 / yearBA/BS in Computer Science, Software Engineering or related field and 0-3 years of related experience, or AA in related field and 3 years of related experience; in lieu of formal education, 10 years of related experience; specific contract requirements regarding education and experience will prevail. As stewards of critical missions for the Department of Defense, Intelligence Community, NASA, and other key federal entities, we excel in engineering, logistics, operations, science, program management, mission IT, and cybersecurity.
Software Engineer SwiftSoftware EngineerHerndon, VirginiaDetermination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates. Knowledge of Java Database Connectivity (JDBC), Open Database Connectivity (ODBC), or direct database interfaces.
Senior Software Defined Radio (SDR) Engineer Leidos Holdings IncSenior Software Defined Radio (SDR) EngineerArlington, VA$107,900–$195,050 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our division primarily focuses on research & development and advanced prototyping, transforming state-of-the-art signal processing algorithms into real-time software systems deployed on advanced RF platforms.
Aerospace Modeling & Simulation Software Engineer (TS/SCI) MaxaarAerospace Modeling & Simulation Software Engineer (TS/SCI)Herndon, VirginiaThis is a hands-on technical role for a software developer with an aerospace mindset—someone who enjoys designing practical tools, improving simulation capabilities, working with large technical datasets, and translating complex mission needs into reliable, maintainable software. Bachelor’s degree from an accredited college or university in Computer Science, Software Engineering, Aerospace Engineering, Electrical Engineering, Mechanical Engineering, Mathematics, Physics, or a related technical field.
Booz Allen - Software Development Engineer Blue Ribbon Global TechnologiesBooz Allen - Software Development EngineerMcLean, VAYou'll focus on building Booz Allen's Software-Defined Everything (SDE) platform to enable Physical AI, Edge, Trusted Environments and other applications across mission domains to autonomously discover, provision, simulate and deploy these systems. As a seasoned software engineer at Booz Allen, you'll leverage the latest architectural approaches, open-source frameworks, and advanced tools to deliver comprehensive end-to-end solutions.
Senior Software Platform Engineer, Intelligence Systems ANDURIL INDUSTRIESSenior Software Platform Engineer, Intelligence SystemsReston, VA$191,000–$253,000 / yearTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years.
Senior Software Engineer Red Horse Corporation Ltd.Senior Software EngineerChantilly, VA$180,000–$230,000 / yearWe're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. Actual compensation will be determined based on a variety of factors, including relevant experience, education, certifications, skills, security clearance level, geographic location, market conditions, and internal equity.
Software Engineer - Backend SwiftSoftware Engineer - BackendChantilly, VirginiaThis role is ideal for someone who thrives in complex, large-scale distributed systems, brings deep expertise in Java and Spring Boot, and is passionate about building scalable, secure, and maintainable backend architectures that power high-profile analytical platforms. Data Modeling & Database Engineering: Design and implement relational data models and Entity Relationship Diagrams (ERDs); develop, optimize, and maintain schemas and queries against Oracle RDS and other relational database systems.
Senior Software Engineer UnissantSenior Software EngineerAshburn, VARemoteFull timeCommunication Skills:Excellent verbal and written communication skills, with the ability to explain architecture, technical risks, accessibility considerations, and solution tradeoffs to technical and nontechnical audiences. Build user interfaces, APIs, middleware, data services, and back-end components for RAG/chatbot, document-processing, predictive-analytics, and enterprise-automation solutions.
GEOINT Systems Test Engineer LeidosGEOINT Systems Test EngineerWashington, District of ColumbiaThis highly visible position requires a strong technical background, solid understanding of our customer expectations, ability to work independently to achieve day-to-day objectives, and possesses the ability to work and communicate effectively with team members as well as the military/government operators. August 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Integration & Test Systems Engineer II DP ProfessionalsIntegration & Test Systems Engineer IIFairfax, VADiagnostics reasoning – capability to analyze complex integration failures, diagnose software deficiencies through log analysis and debugging tools, trace root cause, and identify patterns across seemingly unrelated issues. Position Summary: The Integration & Test Systems Engineer II is responsible for supporting the verification of ground software systems and integrating key mission-critical technologies.
Lead Systems Integration and Test Engineer Leidos Holdings IncLead Systems Integration and Test EngineerGaithersburg, MD$87,100–$157,450 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Required Qualifications: Bachelor's degree from an accredited college in a related discipline with 4+ years of professional experience; or a master's degree from an accredited college in a related discipline; for example, engineering, computer science.
GEOINT Systems Test Engineer Leidos Holdings IncGEOINT Systems Test EngineerWashington, DC$92,300–$166,850 / yearThis highly visible position requires a strong technical background, solid understanding of our customer expectations, ability to work independently to achieve day-to-day objectives, and possesses the ability to work and communicate effectively with team members as well as the military/government operators. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Principal Systems Test Engineer ElectraPrincipal Systems Test EngineerManassas, VAOur Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. This is a hands-on leadership role - you'll mentor junior engineers, own the architecture of our simulation labs, and build the data management and automated test processes that engineering depends on to move the EL9 toward certification.
Systems Software Engineer Reinventing GeospatialSystems Software EngineerSpringfield, VA$135,000–$175,000 / yearConfigure, deploy, and troubleshoot OGC-compliant web services (WMS, WFS, WMTS, WCS, and OGC API - Features) to support cross-platform data interoperability and client-side consumption. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
QA Tester INSPYR SolutionsQA TesterCharlotte, NC$40–$45 / hourThe IT Solutions Engineer II – QA will be expected to propose software testing tools and solutions, contribute to test automation frameworks, create automated and manual tests for software solutions applicable to their agile teams, and document Quality Assurance practices and processes. Information collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions' Privacy Policy and INSPYR Solutions' AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ .
ServiceNow Test Engineer (Secret/Top Secret) ICF International IncServiceNow Test Engineer (Secret/Top Secret)Reston, VARemote$67,355–$114,503 / yearPay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. You will work closely with business analysts, developers, product owners, and stakeholders to validate requirements, verify functionality, and confirm that ServiceNow solutions perform as expected across workflows, integrations, and downstream dependencies.
Software Engineer III - Full-stack Developer with Anthropic Experience Deloitte Touche Tohmatsu LtdSoftware Engineer III - Full-stack Developer with Anthropic ExperienceVA$122,000–$240,500 / yearIntegrate large language model platforms and generative artificial intelligence application programming interfaces, including Anthropic Claude, to deliver context-aware features, retrieval-augmented generation pipelines, tool-calling workflows, and automation solutions. Experience with at least one major cloud platform, including Amazon Web Services, Microsoft Azure, or Google Cloud Platform, and one year of hands-on experience integrating Anthropic Claude application programming interfaces into software applications in a commercial setting.