Data / Integration Engineer

Contract (6‑9 months, potential conversion) Location: McLean, VA Salary Range: TBD Job Description The Data / Integration Engineer is responsible for building the data standardization layer, ETL pipelines, and ESI Learning Service that support the CLEARSITE™ agent decision-making loop. This role ensures schema-compliant DetectionEvent payloads, signal_vectors table population, and reliable coverage hints for downstream services and the NVIDIA Aerial Digital Twin partnership. Key Responsibilities Build adapters for 10+ detection/decoder modules to emit canonical DetectionEvent payloads Implement unit normalization, calibration reconciliation, and 90-day migration backfill Design and maintain signal_vectors ClickHouse table with historical depth and quality gates Build ESI Learning Service for occupancy, diurnal rollups, drift detection, and coverage hints Develop Digital Twin export tools for Omniverse integration Implement schema drift alerting and cross-module validation harnesses Document all pipelines, contracts, and handoff procedures Required Qualifications 3+ years in data or integration engineering ETL pipelines and data transformation expertise Schema validation and data quality monitoring SQL proficiency and cross-database data flows Preferred Qualifications Time-series data handling, EWMA, rolling aggregation RF signal or sensor data pipeline experience Equal Opportunity Employer Statement Digital Global Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status. We are committed to providing reasonable accommodations to individuals with disabilities. If you need an accommodation during the application or interview process, please contact DGS. #J-18808-Ljbffr Digital Global Systems