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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** Marathon TS Inc - **Location:** Reston, VA, United States - **Contract:** Permanent contract - **Skills:** Testing (Software), HTML, Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Amazon Web Services, Amazon S3, Microsoft Azure, Bash Shell, Unix, Cascading Style Sheets (CSS), Cloud Database, Computer Programming, DevOps, Github, Hibernate (Java), Spring Framework, Junit, Python (Programming Language), Scrum Methodology, Systems Development Life Cycle, E2e Testing, Software Engineering, Software Systems, System Programming, System Testing, Scripting, Google Cloud, Spring-boot, AngularJS, Git Flow, Deployment Automation, Atlassian Tools, Software Version Control, Katalon Studio, Jenkins - **Published:** July 14, 2026 - **Apply:** https://www.clearancejobs.com/jobs/7702443/software-engineer ## About the Role * Proficient with common Agile practices, service-orientated environments, and development practices * In-depth use and experience with Java, Angular, Spring and C2S. * In-depth experience in the software development lifecycle, with experience delivering within DevOps toolsets/practices * Direct experience utilizing software testing performance tools, such as Junit * In-depth experience with scripting languages, such as Python, Bash * In-depth experience working in an Agile development environment and tempo * In-depth experience with development in Commercial Cloud Platforms (ex, AWS, Google Cloud, Azure) * Experience with development leveraging cloud data services (ex: S3, RDS, EFS) * Excellent communication skills (written and verbal) * Well versed with using version control systems * Well versed with using issue/problem tracking systems * Candidate must have a Masters with 15 or more years of relevant experience or Doctorate with 13 or more years of prior relevant experience * Candidate must be US Citizen * Candidate must have an active TS/SCI with Full Scope Polygraph Preferred Qualifications: * Experience working on the customer's systems * Understanding of the customer's system development policies * Experience with structured analysis and design methodologies ## Description * Participate in software programming initiatives to support innovation and enhancement, using HTML, CSS, JavaScript, Java, Python, SpringBoot, Hibernate, and Angular. * Developing and directing software system validation and testing methods using Junit and Katalon * Develop and integrate custom developed software solutions to leverage automated deployment technologies * Develop, prototype and deploy solutions within Commercial Cloud Solutions leveraging Infrastructure platform services * Coordinate closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases * Analyze (though proof of concept, performance, and end-to-end testing) and effectively coordinate Infrastructure needs driven by developed software to meet customer mission needs * Support the Agile software development lifecycle following Program SAFe practices * Use industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting * Document and Perform systems software development, including deployment of build artifacts across different environments leverage GitFlow constructs * Communicate key project data to team members and build team cohesion and effectiveness. * Leverage Atlassian tool suite like JIRA and Confluence to track activities * Apply and identify best practices and standard operating procedures * Create innovative solutions to meet the technical needs of customers. ## Related Videos - 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