Sr Staff Software Engineer

Senior Staff Software EngineerSciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered.We are seeking a Senior Staff Software Engineer to design, develop, and sustain high-quality software systems supporting advanced analysis and data processing workflows. This role focuses on distributed systems, microservices, and real-time data pipelines, working closely with scientific and technical users in a mission-focused environment.The ideal candidate is a strong individual contributor with deep C++, C#, Java, JavaScript, or Python expertise, sound software engineering judgment, and the ability to collaborate across disciplines while influencing technical direction through example and mentorship.Key ResponsibilitiesDesign, implement, and maintain high-quality software aligned with program and project objectivesWork both independently and collaboratively with development teams to deliver complex features end to endCollaborate directly with advanced technical and scientific users to translate analysis needs into robust software solutionsEnsure reliability, scalability, and performance of messaging systems and data pipelinesContribute to containerized, distributed microservice architectures, including development, deployment, and testingDesign, implement, and maintain real-time or near-real-time data processing and streaming workflowsIdentify technical risks and propose risk-reduction strategies to support program successParticipate in and guide Agile development activities, including code reviews, design discussions, and sprint planningPromote strong engineering practices, including testing, documentation, and maintainabilityMentor junior and mid-level engineers through technical collaboration and code reviewsChampion comprehensive testing strategies, including unit, integration, and system testingContribute to documentation, knowledge sharing, and clear technical communicationPerform other duties as assigned