June 3, 2026For 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.
Implement software release version control, provide release management support throughout a software product's life cycle (initial software development through promotion to Test, QA and Production Environments), ensuring the consistency and reliability of software builds.
Reviews and approve product design decisions Designs, modifies, develops, writes and implements software applications as an individual contributor Design and implement embedded software drivers and applications on a micro-controller Verify and document product designs according to quality and regulatory guidelines Works in an Agile environment to coordinate software development projects including scope, scheduling and resourcing Participates in the testing process through test review and analysis, test witnessing and certification of software. Tests, analyzes, and debugs embedded software and digital electronics Frequently interacts with subordinate supervisors, customers and/or functional peer group managers, normally involving matters between functional areas Establishes and assures adherence to budgets, schedules and work plans.
We 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.
li>Collaborates with relevant security partners to define security promises and security invariants for the design of a product/solution while factoring in attacker/investigator personas for security monitoring and telemetry needs, ensure threat models and premortems validate upstream and downstream assumptions and security invariants, establish security breach drills and security incident response processes (e.g., impact analysis, containment), and ensure that artificial intelligence (AI) safety features are implemented for the AI production systems tied to a set of products. Provides technical oversight and expertise in efforts to classify, analyze, and interpret data and analyses on a range of metrics (e.g., health of the system, where bugs might be occurring), and technical leadership for creating outputs (e.g., notifications, dashboards) that improve monitoring and investigating security-related concerns and scenarios, system monitoring and/or issue identification and mitigation.
Springfield, Virginia14 days ago
p>The successful candidate will be comfortable working in a fast-paced environment where requirements evolve rapidly, new technologies and datasets must be assessed quickly, and minimum viable products (MVPs) are frequently developed to address emerging mission needs. The Software Engineer will support an Agile software factory focused on delivering data-centric applications, analytics, visualization tools, and automation solutions for mission customers operating across multiple security domains.
Support the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities. Based in a DevOps framework, this role participates in and/or directs major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing.
Greenbelt, MD30+ days ago
Auria is seeking a talented Software Development Engineer to develop web, mobile, and desktop applications for aerospace mission planning and scheduling for a hybrid position out of the DC, Maryland, or Colorado. WHAT YOU CAN EXPECT TO DO: Candidates will work in small development teams on all aspects of the development life cycle including requirements, design, coding, unit testing, and deployment.
p>Qualifications You Must Have: - Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience. Devices range in complexity from desktop training all the way to high fidelity weapon system and full-flight training systems including full visual motion and simulator interoperability.
Our three operating units: Space Electronic Systems (SES), Integrated C4ISR Systems (ICS) and Optical Precision Systems (OPS), develop within the agile framework which enables us to produce proven, purpose-built systems that solve our customers' mission critical challenges across space, air, land, and sea. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a Principal Software Engineer who is enthusiastic, hardworking, and proactive in writing and developing code using programming languages and related technologies such as Java, C++, Angular, GraphQL, REST, KafKa, and Typescript (among many others). Solipsys is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs.
p>Qualifications You Must Have: - Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems.
As a Principal Software Engineer, you will work across application code and infrastructure to collect, transform, and deliver structured threat data: tracking malware infrastructure, phishing campaigns, spam networks, command-and-control systems, and more. What You'll Do:
- Data Pipeline Ownership: Design, build, and maintain scalable data pipelines that collect, transform, and deliver structured threat intelligence data powering the Security Intelligence Graph.
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Germantown, MD30+ days ago
When extending an offer of employment, Leonardo DRS considers factors such as (but not limited to) the scope and responsibilities of the position; any Federal Government contract labor categories and contract wage rates, the candidate's relevant work experience, education/training, certifications, and key skills; internal equity; and market and business considerations. In this role, youll serve as a technical visionary and hands-on architect, collaborating across teams to design and implement mission-critical systems that scale with our rapid growth, all while embracing our collaborative, ego-free culture that values results over hierarchy.
Chantilly, VA30+ days ago
Possess extensive application development experience, and software engineering and architecture expertise using multiple program languages (e.g., C, C++, C#, ASP.Net, Java, JavaScript, SQL, jQuery, XML, Perl, YAML, and JSON). JSI USA is seeking a highly motivated and experienced full stack Principal Software Engineer for our Chantilly, Virginia office.
Our values of 'Do the Right Thing, Excel Together and Put Customers First' are at the heart of what matters most to us, and our Core Capabilities, 'Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security' are what every employee needs to know and do to be most impactful at Amtrak. Collaborate with project managers, Senior Principal Software Engineers, Business System Analysts, IT service owners, and leads to keep everyone updated on development efforts and issue statuses, providing technical leadership for both operational and project initiatives.
Washington, DC30+ days ago
Our values of ‘Do the Right Thing, Excel Together and Put Customers First’ are at the heart of what matters most to us, and our Core Capabilities, ‘Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security’ are what every employee needs to know and do to be most impactful at Amtrak. Collaborate with project managers, Senior Principal Software Engineers, Business System Analysts, IT service owners, and leads to keep everyone updated on development efforts and issue statuses, providing technical leadership for both operational and project initiatives.
Arlington, Virginia30+ days ago
April 27, 2026For 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. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
North Bethesda, MD20 days ago
li style="font-family:'arial' , 'helvetica' , sans-serif;font-size:10pt">Collaborative Strategy: Forge strong partnerships with product managers, data scientists, and company leadership to promote a culture of open communication and integrated team dynamics. Guide Innovation: Champion the adoption of cutting-edge technologies, methodologies, and practices to enhance problem-solving efficiency and effectiveness across the AI/ML organization.