Software Engineer (SE3)

3 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Epsilon C5I (www.epsilonsystems.com/c5i), a division of Epsilon Systems Solutions, is a 100 percent employee-owned company founded in 1998 with more than 20 locations serving the Department of Defense, Department of Energy, Department of Homeland Security, non-profit and commercial customers. The Dayton division has recently been named as one of only five prime awardees for the 10-year, $4.7 billion NOVASTAR contract supporting the National Air and Space Intelligence Center (NASIC), WPAFB, Ohio. The Dayton division has added over 70 full-time employees in just three years and are making plans to exceed 100 full-time employees by this time next year. We are looking for talented individuals with a passion to serve their nation as we take on the challenges facing the country from threats around the world. Are you ready? We\u2019re seeking a skilled Full Stack Developer or DevSecOps Engineer to join our dynamic team in building secure, scalable, and high-performance applications. The ideal candidate will bring a strong foundation in software development alongside a keen understanding of secure coding practices, automation, and deployment pipelines. Whether you\u2019re passionate about writing clean, maintainable code across the frontend and backend, or you\u2019re focused on integrating security into CI/CD workflows, infrastructure as code, and cloud-native environments, we value your ability to work collaboratively across development, operations, and security teams. You\u2019ll play a key role in driving innovation, ensuring software quality, and embedding security throughout the development lifecycle. Candidates must be able to work independently and as part of a technical team and have effective oral and written communication skills. Successful candidates will have strong problem solving and critical thinking skills. Desire an active TS/SCI clearance. Hybrid and remote work available. Duties And Responsibilities CI/CD tools (e.g., Jenkins, GitLab CI). Cloud security (AWS, Azure, GCP). Container security (Docker, Kubernetes). Threat modeling, secure coding practices. Scripting (Python, Bash). Frontend: React, Angular, Vue, etc. Backend: Node.js, Django, Spring Boot, etc. Databases: SQL (PostgreSQL, MySQL), NoSQL (MongoDB). RESTful APIs, GraphQL. Git, Docker Apply advanced knowledge of software engineering, computer science and information technology toward the technical design, development, and implementation of complex programming tasks with initiative and independent judgement. Write technical reports and documentation for team members and client deliverables. Identify, capture, understand, translate, and document customer requirements. Define system and product requirements. Manage and document system configurations, and oversee transitions into production. Troubleshoot and remediate issues, ensure successful project implementation, and provide post-implementation end user support. Deploy new secure systems and networks. Conduct post processing and data reduction. Must have practical working knowledge of the Scrum framework and experience on a Scrum Team. Write analysis reports and develop briefings. Work independently and in a team environment. Required Qualifications Bachelor of Science degree in engineering, computer science, or information technology. 10 or more years of relevant industry experience. Active DoD Top Secret security clearance, with SCI access eligibility. U.S. Citizens (government contractual requirement). Good interpersonal skills and the ability to communicate with all levels of business users and management. Ability to work independently and in a self-directed fashion, as well as collaboratively on team projects in an environment of cooperation as dictated by the Scrum Guide and in accordance with Agile Methods. Effective written, oral, and presentation skills. Desired Qualification Prefer Master of Science in Engineering, computer science, or information technology. Certification in CompTIA Security+ (Plus). Familiarity with React, NodeJS, Django, Qt, CSS/HTML, Visual Studio, TypeScript/JavaScript, Golang, Go, Angular, Argo Workflow, Apache, and Ansible. Familiarity with Kubernetes, Docker, and Mesosphere. Experience with Elasticsearch, MongoDB, Oracle, PostgreSQL, and SQL Server. Experience with RHEL and CENTOS. Real-world experience in a design, development, and implementation team powering a national toolset with a large distributed user base. Familiarity with MATLAB, Python, C, C++, C#, and Java. Familiarity with Git, GitHub, GitLab, Jenkins. Familiarity with Jira, Kafka, RabbitMQ, SQS. Basic knowledge of interconnectivity of operating systems and programming languages. Willingness to research, learn, and be mentored in new techniques and technologies to accomplish mission goals. Strong writing skills to prepare technical documentation and client-facing reports. Produce well-written, designed, tested, and efficient code that meets technical requirements. Ability to interface directly with users to troubleshoot code defects and deploy timely fixes. Contribute to a highly collaborative team environment across all phases of the development lifecycle. Deploy applications on classified and secured networks. Deliver projects on time with attention to quality. ADA Notations Regular communication (listening skills/speaking up in meetings). Noise conditions range from very quiet to very noisy. Prolonged use of computer (typing/keyboarding). Frequently required to sit for long periods of time, stand, and walk. Ability to travel by car, air or other means of transportation, if required. Epsilon Systems Solutions, Inc. is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

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