✦ Luna Orbit — Data & Analytics

Principal Data Engineer

at Leidos Holdings

📍 Bethesda, MD Unknown 💰 $131K – $237K USD / year Posted March 13, 2026
Salary $131K – $237K USD / year
Type Not Specified
Experience senior
Exp. Years 10+ years
Education Not specified
Category Data & Analytics

This senior role involves designing and maintaining enterprise-scale entity resolution systems, focusing on probabilistic matching, data quality, and system performance for national security applications.

  • Design data matching algorithms
  • Manage master data
  • Optimize database performance
  • Develop scalable data architectures
  • Collaborate with stakeholders

The position requires expertise in data engineering, probabilistic algorithms, master data management, database design, and system optimization, supporting complex data exploitation in defense environments.

The ideal candidate is a senior data engineer with extensive experience in entity resolution, master data management, and probabilistic algorithms, capable of leading complex data integration projects in defense or intelligence sectors.

Data engineeringEntity resolutionMaster data managementProbabilistic matching algorithmsDatabase design
Data quality monitoringPerformance tuningSystem architectureData exploitationSoftware development
DatabasesIndexingPartitioningQuery tuningData modeling
Data engineeringEntity resolutionMaster data managementProbabilistic matching algorithmsData modelingData qualityDatabase designIndexingPartitioningQuery tuningPerformance optimizationSystem architecture
Data engineeringEntity resolutionMaster data managementProbabilistic matching algorithmsData modelingData qualityDatabase designIndexingPartitioningQuery tuningPerformance optimizationSystem architectureData exploitationSoftware developmentIntegrationValidation
stakeholder collaborationanalytical thinkingproblem-solvingteam leadershipcommunication
Industry Defense / Intelligence / Security
Job Function Leading enterprise data engineering and entity resolution initiatives for security intelligence
Data engineeringEntity resolutionMaster data managementProbabilistic matchingData modelingData qualityDatabase designIndexingPartitioningQuery tuningPerformance optimizationSystem architectureData exploitationSoftware developmentData validationPerformance tuning

Lack of experience with probabilistic matching algorithms, No background in data engineering or system architecture, Unable to work on security-sensitive projects

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