Sr. Software Engineer

Senior Software Engineer at Leidos supporting a long-term DIA-NDOC DOMEX Technology Platform contract in Maryland (onsite) within a TS/SCI environment.

Responsibilities

• Design, develop, test, and maintain Python microservices in production-grade environments.
• Implement message consumption and production using Apache Kafka.
• Integrate Elasticsearch for real-time and batch data indexing and querying.
• Write unit and integration tests to achieve strong code coverage and reliability.
• Build and maintain CI/CD pipelines for services and deploy them to Kubernetes clusters.
• Contribute to design discussions, code reviews, and architecture planning sessions.
• Monitor and troubleshoot production issues with observability tools and dashboards.
• Contribute to technical documentation and knowledge sharing within the team.
• Apply appropriate software engineering methodologies for development, integration, and production environments.
• Foster collaboration across team members to deliver quality service and product to customers.

Requirements

• Bachelor’s Degree with 6-10 years of relevant experience, or Master’s Degree with 4-8 years of relevant experience.
• Active Top Secret/SCI clearance with ability to obtain and maintain a Polygraph.
• Proficiency in Python and backend frameworks such as FastAPI or Flask.
• Experience with containerization, particularly Docker.
• Hands-on experience with Extraction, Transformation, and Load (ETL) processes.
• Linux development experience, including bash scripting.
• Strong understanding of RESTful APIs and microservice architectures.
• Hands-on Kubernetes experience: deploying, monitoring, and debugging services.
• Knowledge of common design patterns, security practices, and logging/monitoring principles.
• Familiarity with Git and collaborative workflows such as pull requests and code reviews.
• Experience with DevOps practices and CI/CD tools, especially GitLab or Jenkins.
• Strong verbal and written communication skills.
• Experience with AGILE methodologies.
• Team-oriented self-starter who can work independently.

Technologies

• Python
• FastAPI
• Flask
• Apache Kafka
• Elasticsearch
• Docker
• Kubernetes
• Linux
• bash scripting
• RESTful APIs
• Git
• GitLab
• Jenkins
• AWS
• DGX (Deep GPU Xceleration)

Benefits

• Competitive compensation
• Health and Wellness programs
• Income protection
• Paid leave
• Retirement benefits