Java Software Engineer

JAVA Software Engineer (s)Ramtec and partners seek several Comp TIA Security+ Certified back-end JAVA Software Engineers to support a Federal Program – On Site - in Chantilly, VA.An active Top-Secret / SCI Clearance is required, will sponsor for CI Polygraph within first year.Backend Java Engineer (Security+ Required) – TS/SCI CI Poly – Chantilly, VAOverviewWe are seeking CompTIA Security+ certified Backend Java Engineers to join a highly skilled, mission-driven team supporting a Next-Generation Space Resiliency and Flight Safety program. This program operates a fully deployed, complex software platform while continuously evolving with new capabilities.In this role, you will contribute to both Operations & Maintenance (O&M) and new feature development, supporting a system critical to national space operations.What You’ll DoDevelop, enhance, and maintain backend services for a mission-critical platformBuild scalable RESTful APIs using modern Java frameworksParticipate in Agile development (Scrum, SAFe, PI Planning)Manage tasks through JIRA including:Feature developmentBug fixesCode reviewsSystem enhancementsSupport production operations through scheduled on-call rotation (approximately 1 week/month)Collaborate with cross-functional teams to deliver reliable, scalable solutionsTechnical EnvironmentYou will work in a modern, cloud-native ecosystem including:Languages & Frameworks: Java, Spring BootLibraries/Tools: Mockito, Lombok, OpenAPI (Swagger)Build & Versioning: Gradle, GitData & Messaging: Kafka, MongoDB, ActiveMQ, NiFiContainers & Orchestration: Docker, Containerd, Kubernetes, HelmCloud: AWSRequired QualificationsCompTIA Security+ Certification (required)Active TS/SCI clearance with CI Polygraph5+ years (Mid-level) or 10+ years (Senior-level) of experience in:Software engineeringSoftware developmentSystems engineering (IT systems)Strong experience developing Java-based backend servicesHands-on experience with:Spring Boot ecosystemREST API developmentGit and GradleExperience working in Agile environments (Scrum, SAFe, or Kanban)Experience with containerized applications (Docker / Containerd)Experience with Kubernetes and HelmAbility to participate in an on-call rotationPreferred QualificationsAWS cloud experienceExperience with distributed systems and message-driven architecturesBackground in space or intelligence domains, such as:Space / satellite systemsOrbital mechanics or astrodynamicsFlight safety or conjunction analysisGEOINT / SIGINTEducation RequirementsBachelor’s degree in Computer Science, Software Engineering, Information Systems, or related fieldLevelsMid-Level: 5+ years of relevant experienceSenior-Level: 10+ years of relevant experienceLocationChantilly, VAWhy Join This Team?Work on mission-critical national security space systemsModern tech stack with cloud-native architectureBalance of stability (O&M) and innovation (new development)Highly collaborative, agile engineering cultureRamtec, SSA and it’s clients are Equal Opportunity / Affirmative Action employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.