ManTech seeks a **Full Stack** **Software Engineer** to join our team in **Southlands, Colorado** . This position is part of a mission-focused team that supports the development and enhancement of software systems that disseminate critical data across the Intelligence Community . **Responsibilities include, but are not limited to:** + Review and test software components to ensure quality and performance + Resolve software issues and defects efficiently and effectively + Analyze user requirements to derive system-level and software specifications + Implement new features or enhancements in existing software systems + Integrate software with modified or new operating environments + Develop and execute test procedures for software validation + Coordinate software installations and support operational readiness + Select development processes in collaboration with customers and system engineering **Minimum Qualifications:** + Bachelor’s degree with 20+ years of relevant experience; an additional 4 years of related experience might be considered for a degree + Experience with software analysis, design, development, and debugging + Experience with documentation practices and development process improvements + Experience with software integration and operational system deployment + Experience with test planning, execution, and validation procedures **Preferred Qualifications:** + Programming Languages & Web: Java, C/C++, JavaScript (jQuery/Angular), HTML, CSS + Operating Systems & Platforms: Linux, Windows, Solaris, VMWare + Middleware & Web Services: JBoss, WebLogic, Tomcat, SOAP, RESTful APIs, UI frameworks + Databases: DB2, MongoDB, MySQL, Oracle, Postgres, JPA/Hibernate + Version Control & CI/CD: Git, GitLab, ClearCase, ClearQuest, Gradle + Containerization & Orchestration: Docker, Kubernetes, Rancher RKE2 + Event Streaming & Messaging: Kafka + Tools: Putty, Atlassian Suite (JIRA, Confluence) **Security Clearance Requirements:** + Current/active TS/SCI w Polygraph **Physical Requirements** + Ability to remain in a stationary position for up to 50% of the time + Frequent use of computer systems and standard office equipment + Regular communication with team members, managers, and customers, including presenting technical material as needed ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.