NewSr. Principal Software Engineer Clarity Innovations LLCSr. Principal Software Engineerjessup, MD$160,000–$390,000 / yearClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. This role will be responsible for developing automation frameworks, integrating automated testing into CI/CD pipelines, identifying opportunities to eliminate repetitive manual processes, and helping ensure software products meet functional, performance, security, and quality requirements.
Endpoint Engineer LeidosEndpoint EngineerBowie, MD$87,100–$157,450Ensure proper OS images are deployed to all endpoint devises, test and manage software updates, ensure appropriate and enforce security policies (EDR/AV), and automate workflows to ensure stable, compliant, and efficient computing environments for endpoint migrations. The Defense Enclave Services contract will unify the DoD Fourth Estate Defense Agencies and Field Activities’ (DAFAs) common use information technology systems, personnel, functions, and program elements under the direction of DISA’s Fourth Estate Network Optimization program office.
Software Engineer II Alarmcom Holdings IncSoftware Engineer IITysons, VA$88,300–$122,550 / yearOur comprehensive suite of solutions-including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness-is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.
Senior AI Software Engineer-TS/SCI clearances (CI poly preferred) CredenceSenior AI Software Engineer-TS/SCI clearances (CI poly preferred)Herndon, VAYou will collaborate with cross-functional engineering, data, cloud, and stakeholder teams to deliver scalable, secure, and mission-focused AI capabilities for federal clients, while helping guide technical direction, strengthen engineering practices, and mentor other engineers. Experience designing or implementing agentic AI solutions using frameworks or platforms such as Agent2Agent Protocol, Bedrock Agents, Mastra, CrewAI, Strands, AgentCore, LangChain, or LangGraph.
Associate Software Engineer Johns Hopkins University Applied Physics Laboratory LLCAssociate Software EngineerLaurel, MDAre well-versed in using professional software development tools such as integrated development environments (IDE), version control, issue trackers, debuggers and continuous integration tools and willing to lead teams through integration processes. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
Entry-Level AI Software Engineer CredenceEntry-Level AI Software EngineerMcLean, VirginiaYou will gain hands-on experience with modern development tools, cloud technologies, data platforms, and machine learning concepts while contributing to mission-focused federal technology programs. Demonstrated interest in artificial intelligence, software engineering, data engineering, or emerging technologies through coursework, projects, research, or personal initiatives.
Software Engineer Addx CorpSoftware EngineerWashington, DCThe ideal candidate will have experience developing, testing, and maintaining software solutions that enhance command, control, communications, intelligence, and networking capabilities for the United States Air Force. We are seeking a skilled Software Engineer to join our team supporting MAJCOM and C3I&N initiatives within Airforce Systems.
Automation Software Engineer CACIAutomation Software EngineerLinthicum, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Develop, test, deploy, and maintain Python-based ReST endpoints, microservices, and data model management using Django and Flask frameworks.
Senior Software Engineer - Machine Learning & Cloud Technologies CACISenior Software Engineer - Machine Learning & Cloud TechnologiesLinthicum, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. 14 years’ experience as a Software Engineer in programs and contracts of similar scope, type, and complexity, or a Bachelor’s degree in Computer Science or a related discipline plus 4 years of additional SWE experience.
Senior Software Engineer – Full Stack CACISenior Software Engineer – Full StackAnnapolis Junction, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
Senior AI/ML Software Engineer - Cyber Network Operations CACISenior AI/ML Software Engineer - Cyber Network OperationsFort Meade, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
Tracking Software Engineer, Space ANDURIL INDUSTRIESTracking Software Engineer, SpaceWashington, DC$166,000–$220,000 / yearYou will design and implement multi-target tracking systems using advanced state estimation and data association techniques, develop physics-based models to validate performance, and work closely with software teams to deploy your algorithms into operational systems. We're developing fully integrated hardware and software systems, including Lattice for Space Missions and modular payloads, to address growing threats in space and ensure our Guardians maintain a decisive advantage in this contested war-fighting domain.
Software Engineer 1 (TS/SCI w/Poly) CACISoftware Engineer 1 (TS/SCI w/Poly)Columbia, Maryland$72,700–$149,200 / yearExperience in one (1) or more of the following ten (10): Public Key Enabling (PKE); RESTful services and containers (Oracle WebLogic, JBoss, Tomcat), Java programming language, Perl programing language, Java EE, Secure web (SSL) and file encryption, LDAP (RedHat directory) Java, Linux (CentOS), Modern IDEs (IntelliJ, Eclipse, etc.), Agile Scrum process• 1 - 4 year's experience programming in the Linux, Unix or Windows operating system environment• 2 - 4 year's experience writing/maintaining software in Java or GoLang language• 1 - 2 years' experience with the Spring Framework• 1 year experience providing/using restful interfaces• 2 - 4 years' experience using software development configuration management tools (such as GIT, CVS)• 1 -2 years' experience with test harness software such as Junit or FIT• Potentially CWIP Requirements: IAM Level I Certification. These activities are provided for the local stakeholders as well as the Intelligence Community (IC), the Department of Defense (DoD) and other federal partners• The DTS portfolio encompasses transport streams, messages and files with content size ranging from bytes to Terabytes• Candidates should have experience writing analytics using Apache Hadoop, HDFS, and MapReduce• Experience processing large data sets or high-volume data ingest is a plus• Experience monitoring, maintaining and troubleshooting Apache Accumulo, Apache Hadoop, and Apache Zookeeper deployments is required• Knowledge of the Spring Framework and Dependency Injection.• Linux proficiency is required, all development is done on Linux systems.•
SSDS Software Engineer - JobID-0291 INNOVATIVE DEFENSE TECHNOLOGIESSSDS Software Engineer - JobID-0291Arlington, VA$114,000–$231,000 / yearThis SSDS Software Engineer will focus heavily on designing, developing, integrating, and testing tactical combat system software interfaces, specifically interacting with naval combatants (SSDS), fire control loops, and self-defense systems (RAM/CIWS). Integrate software components with complex Navy tactical combat systems, specifically developing interfaces and middleware wrappers for SSDS, RAM, or CIWS data streams.
NewSoftware Engineer - Kubernetes/DevSecOps CACISoftware Engineer - Kubernetes/DevSecOpsHanover, MarylandCore tasks include program management, mission support, software integration and development, systems engineering, migration, testing, documentation development, network and system monitoring, configuration control, and release management. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
NewSoftware Engineer (Part-Time) Science Applications International CorpSoftware Engineer (Part-Time)Chantilly, VA$160,001–$200,000 / yearOur robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. The Software Engineer will assist in the evaluation, system design, and software engineering support to transition, primarily open source, software prototypes and algorithms to a proprietary r infrastructure for deployment throughout the organization.
Senior Software Engineer - JobID-0018 INNOVATIVE DEFENSE TECHNOLOGIESSenior Software Engineer - JobID-0018Arlington, VA$135,000–$273,000 / yearAbout The Role: Innovative Defense Technologies (IDT), provider of cutting-edge cloud-based integration, automated testing and data analysis for complex, mission-critical systems in the US Department of Defense (DOD), is seeking a Senior Software Engineer to be part of our Advanced Capabilities team and based out of our Arlington, VA location. What You Will Do: Support full development lifecycle including system design, implementation, integration, test, and deployment of complex systems supporting DoD and Navy operational.
Senior Java Software Engineer Leidos Holdings IncSenior Java Software EngineerAnnapolis Junction, MD$131,300–$237,350 / yearWorking alongside experienced software engineers, you'll develop Spring Boot services, build RESTful APIs, optimize relational databases, and contribute to Kubernetes deployments and CI/CD automation. If you're passionate about backend engineering, modern Java development, scalable architectures, and continuous improvement, you'll find challenging technical work, a collaborative engineering culture, and the opportunity to make a meaningful impact.
JR Software Engineer KBRJR Software EngineerChantilly, VA$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.
Full Stack Software Engineer ANDURIL INDUSTRIESFull Stack Software EngineerWashington, DC$132,000–$198,000 / yearLead the development of prototypes to demonstrate advanced concepts in areas like autonomous and multi-agent systems, GenAI, advanced data analytics, quantum computing/sensing/networking/comms/machine learning, modeling, simulation, optimization, visualization, next-gen human-machine interfaces, heterogenous computing, and cybersecurity. unsupervised learning, regression, classification, clustering, deep learning neural networks, NLP, LLMs, SLMs, model fine-tuning, prompt engineering, RAG) and hands-on experience developing (Gen)AI-enhanced applications or services.