Senior Software EngineerLeidos is seeking a TS/SCI cleared Senior Software Engineer to join our mission-driven team. This role supports our client's efforts to design and implement a cutting-edge data-centric architecture leveraging cloud-based computing, artificial intelligence (AI), machine learning (ML), and cross-domain transfer systems.Why Join Us?At Leidos, we believe in empowering our employees through training, teamwork, and exposure to challenging technical work. As part of our all-star team, you'll have the opportunity to accelerate your career path while contributing to impactful projects that make a difference.We offer:Flexible work arrangements (remote and on-site in Bethesda, MD).A collaborative environment that values innovation and professional development.Opportunities to work on mission-focused solutions with cutting-edge technologies.About the Role:As a Senior Software Engineer, you will:Work in a DevSecOps environment to ensure the availability of biometric systems and data for end users.Lead the integration, maintenance, and monitoring of software systems to ensure constant availability of technical resources.Design, implement, and enhance complex software systems, including processing-intensive analytics, real-time systems, and business management information systems.Collaborate with Systems Engineers, Software Engineers, Architects, and Operations teams to develop enterprise AFEM (Automated Facial Extraction and Matching) capabilities.Participate in test, staging, and production deployments, ensuring system reliability and performance.Key Responsibilities:Develop and maintain software applications using C#Implement API development, ETL processes, and enterprise search capabilities (e.g., Elasticsearch).Utilize DevOps tools like GitLab or Jenkins for CI/CD practices.Monitor automated system integration tests and resolve system abnormalities.Foster collaboration within the team to deliver high-quality solutions to customers.Technical lead for mission-critical system including system maintenance, mission integration and cross-platform data synchronizationRepresent multiple technical teams in divisional software integration projectDrive innovation, process improvement, and technical re-architecting to support emerging technologies in biometrics, computer vision, and other AI/ML-driven data processingRequired Qualifications:Education: Typically requires Masters with 15 + years of prior relevant experience or Doctorate with 13+ years of prior relevant experience.Clearance: Active Top Secret/SCI clearance with the ability to obtain and maintain Poly.Technical Skills:Proficiency in C# programming and API development.Knowledge of SQL Server, ETL processes, and application-level security.Hands-on experience with microservices and logging systems.Preferred Qualifications:Familiarity with biometric systems and SDKs.Experience with containerization (e.g., Docker) and DevOps toolsExperience with AWS cloud-based architecture and services like Lambda.Experience with GPU for processing using CUDA, PyTorch, etc.Knowledge of GraphQL, Python, Bash, Apache NiFi, and Kafka.Active certifications such as Security+ or CE.Proficiency with Linux server management and tools optimized for cross-platform environments.