Cleared Software Developer III

Noblis•Reston, VA

About The Position

Noblis is seeking a highly skilled and motivated Senior (Python) Software Developer with an active Top Secret/SCI with Polygraph clearance to join our team in support of national security missions. The ideal candidate will design, develop, and maintain complex, secure, and scalable software systems in a fast-paced Agile environment. You will work on full-stack development, cloud-based applications, and mission-driven tools. Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation’s toughest challenges, delivering advanced solutions to our customers’ most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions. We work with a broad range of government agencies in the defense, intelligence, and federal civilian sectors. Learn more and find opportunities at careers.noblis.org At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission‑driven professionals who care deeply about doing work that enriches lives and makes our nation safer. Noblis has earned numerous workplace awards for our culture, our commitment to employee well‑being, and our dedication to meaningful, impactful work. We also maintain a drug‑free workplace. Remote/hybrid status is subject to change based on Noblis and/or government requirements.

Requirements

Clearance: Active Top-Secret SCI (TS/SCI) with Polygraph
Education: Bachelor’s degree in computer science or equivalent
Experience: Seven (7) years of experience with software development processes such as compilation, unit testing, code analysis, release process, and code coverage.
Programming Language: Proficient in Python programming
Operating System: Experience working in Linux/Unix via command-line tools
Cloud Technologies: Experience with AWS services such as S3, Lambda, SQS, and/or SNS
Frontend (Web Framework): Experience with React and/or Angular
Backend: Experience with RESTful API, FastAPI, Node.js
Containerization/Orchestration Platform: Experience with Docker and Kubernetes
Pipeline: Familiar with CI/CD process and platforms tools such as Jenkins, GitHub, and/or Conda
Strong analytical and problem-solving skills
Citizenship: U.S. Citizenship is required.

Nice To Haves

Experience with Terraform (Infrastructure-as-Code)
Experience with NoSQL databases (MongoDB, Elasticsearch/OpenSearch)
Open-source software framework experience using Typescript, CDK, Streamlit, or Vue
Relevant certifications: AWS Certified Developer, Certified Solutions Architect, CISSP, or Security+

Responsibilities

Design, code, test, and debug high-performance, secure software applications in a Linux environment.
Implement modern frontend interfaces (React, Angular) and backend services (Python, Node.js).
Develop and deploy applications within secure cloud environments (AWS GovCloud, C2S) using containerization technologies such as Docker and Kubernetes.
Familiar with automated build pipelines (GitLab CI/CD, Conda) to ensure secure, rapid, and reliable software delivery.
Participate in Agile/Scrum ceremonies, including sprint planning, daily stand-ups, and retrospectives.
Create and maintain comprehensive documentation for software design, interfaces, and test procedures.
Provide technical guidance to junior developers and conduct peer code reviews.