Principal ETL Developer

Leidos has an exciting opportunity for a Principal ETL Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary: We have an IMMEDIATE NEED for a Principal ETL developer to play a pivotal role in shaping, leading, and implementing cutting-edge data flow solutions centered around Apache NiFi. The candidate will provide technical expertise and support in the design, development, implementation and testing of customer tools and applications in support of Extracting, Transforming and Loading (ETL) of data into an enterprise Data Lake. The candidate will be responsible for defining architectural best practices, optimizing performance in large-scale environments, and mentoring junior developers, ensuring the delivery of robust, scalable, and secure data flow solutions that drive critical customer needs. [... source excerpt omitted ...] hybrid position. You must be able and willing to periodically commute into Bethesda, MD for meetings with the team.** **A TS/SCI w/ Poly is required, for consideration. Primary Responsibilities: Architecting complex NiFi data pipeline design: Design and develop enterprise-level ETL architectures and implement NiFi data pipelines for large-scale data ingestion, transformation, and processing from diverse sources. Performance optimization and tuning: Optimize NiFi data flows, including processor tuning, memory management, and load balancing, ensuring optimal performance for batch and real-time processing. Advanced troubleshooting and problem resolution: Identify, diagnose, and res [... source excerpt omitted ...] tions. Collaboration and communication: Collaborate effectively with data architects, data engineers, application/service developers, and other stakeholders to translate business requirements into robust technical solutions and effectively communicate complex technical concepts to both technical and non-technical audiences. Mentorship and team leadership: Mentor junior developers, provide technical guidance, conduct code reviews, and foster a collaborative learning environment. **U.S. Citizenship is required per the contract.** **A TS/SCI w/ Poly is required for consideration, as is willingness to be submitted for additional clearances.** Basic Qualifications: In-depth experien