> Markdown version of [/jobs/ext/3141405-software-engineer-4-ts-sci-with-poly](https://www.wearedevelopers.com/jobs/ext/3141405-software-engineer-4-ts-sci-with-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer 4 (TS/SCI with Poly) - **Company:** Solerity - **Location:** Fort Meade, MD, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), Systems Engineering, Confluence, JIRA, Data Architecture, Elasticsearch, Monitoring of Systems, Object-Oriented Software Development, Public Key Infrastructure, Logstash, Software Engineering, Extensible Markup Language (XML), Transport Layer Security, Spring-boot, Technical Debt, Indexer, Solid Principles, Kubernetes, Information Technology, Kibana, Docker, Elk Stack - **Published:** September 29, 2026 - **Apply:** https://www.juju.com/job/16_200dda891 ## About the Role · TS/SCI Clearance with polygraph · Expert in Java (17+ preferred) and the Spring Boot ecosystem. · Deep understanding of SOLID principles and OO design patterns. · Proficient in REST interface standards and best practices. · Ability to communicate and facilitate cross-team collaboration. · Excellent oral and written communication skills; able to clearly communicate architecture and design concepts. · Ability to write technical documentation including wiki sites, blogs, XML/HTML. · Willing to mentor junior/mid-level software development peers. · Strong experience with MongoDB Data Architecture (schema design, indexing, and aggregation). · Proficiency in Docker for local development and CI/CD pipelines. · Familiarity with Kubernetes orchestration and the ELK Stack (Elasticsearch, Logstash, Kibana) for system monitoring and troubleshooting. · Experience in PKI/TLS/SSL certificates. · Knowledge of ICAM capabilities and integration. · Familiarity using Confluence and Jira. · Strong organization and time management skills, including the ability to multitask and work independently with minimal supervision to meet deadlines. ## Description Take the next steps to your professional success as Solerity is a recognized leader in providing Information Technology, Engineering Services, Program Management and Consulting Services to the U.S Federal Government and our Intel Community. We enable our clients to achieve their organizational initiatives through the application of high quality, innovative and cost-effective professional services, and solutions. Solerity needs your support to help us provide these solutions and continue our path as a recognized leader in providing resources for federal agencies and the Intel Community! The Senior Software Engineer will serve as technical anchor for a new feature/capability being added to our product. Ideal candidate will be able to architect/design a new feature and translate complex business requirements into robust, documented technical designs. Responsibilities will include coordinating closely with members of an Integrated Feature Team (IFT) to ensure high-quality delivery through the lifecycle., * Architectural Analysis & Design: Deconstruct complex requirements to determine system impact. You will lead the creation of design documentation using Object-Oriented (OO) principles, ensuring new features integrate seamlessly without technical debt. * Technical Shepherding: Act as the feature lead for a new capability. You are responsible for the "definition of done," guiding a feature from initial concept through development, testing, and deployment. * Cross-Team Coordination: Serve as the technical liaison to the Systems Engineering team to align on approach and constraints. * Team Leadership & Tasking: Decompose high-level feature designs into actionable tasks for the development team. Manage feature status to leadership and mentor junior/mid-level peers. * Quality Assurance: Conduct rigorous merge request (MR) reviews to maintain code standards, security protocols, and performance benchmarks. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [GitOps for the people](https://www.wearedevelopers.com/videos/461-gitops-for-the-people) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Monoskope: Developer Self-Service Across Clusters](https://www.wearedevelopers.com/videos/329-monoskope-developer-self-service-across-clusters) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. 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