Principal Software Engineer

Clarity Innovations is seeking a Principal Software Engineer to join in supporting USCC. This is a hands-on individual contributor role focused on data pipeline development, systems integration, and SDK engineering across multiple programming languages. The ideal candidate brings strong polyglot development skills, experience with data serialization and transport technologies, and a track record of delivering in classified or highly regulated environments., * Design, develop, and maintain data pipeline components supporting ingestion, transformation, and delivery of structured data.

• Contribute to SDK development across multiple programming languages to support data emission and consumption by downstream tools.
• Implement and validate data format conversions and schema compliance across pipeline stages.
• Troubleshoot integration issues across distributed system boundaries including format, schema, and transport-layer problems.
• Collaborate with platform and infrastructure teams to ensure pipeline designs meet enterprise and security standards.
• Contribute to technical documentation and architecture artifacts.
• Mentor junior engineers and participate in code reviews.
• Deliver within an Agile/Scrum framework including sprint planning, backlog refinement, and technical reviews.

Do you have experience in Version control systems?, Clearance & Compliance

• Active SECRET security clearance required prior to start.
• Ability to work in classified environments and comply with all applicable security protocols.

Technical Skills

• Proficiency in two or more of the following: Python, Java, Go, C.
• Experience designing and implementing data pipelines including transformation, validation, and routing stages.
• Familiarity with data serialization formats such as Avro, Protobuf, JSON, or XML.
• Experience integrating with enterprise services via REST APIs or message-based transport systems.
• Familiarity with CI/CD practices and version control in a DevSecOps environment.
• Experience with containerized deployments using Kubernetes and Docker., * 7+ years of professional software engineering experience.
• Prior experience in DoD, defense contracting, or other classified environments strongly preferred.
• Demonstrated ability to deliver production pipeline or integration components.

Preferred Qualifications

• Experience with Apache NiFi or similar data flow tooling.
• Familiarity with message broker or streaming transport technologies.
• Experience contributing to multi-language SDK or library development.
• Prior experience supporting USAF programs.
• Experience in cross-functional Agile teams as a senior individual contributor.

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in Information Warfare, Cyber Operations, Operational Security, and Data Structuring, enabling end-to-end solutions that drive operational impact. We are committed to delivering cutting-edge tools and capabilities that address the most complex national security challenges, empowering our partners to stay ahead of emerging threats and ensuring the success of their critical missions. At Clarity, we are people-focused and set on being a destination employer for top talent, offering an environment where innovation thrives, careers grow, and individuals are valued. Join us as we continue to lead innovation and tackle the most pressing challenges in national security.