Data/ ETL Developer

Title: Data/ ETL Developer Location : McLean, VA Target Start Date : ASAP Type: contract Pay Rate : DOE We are seeking a Data & ETL Developer to design, build, and maintain scalable data pipelines and models that support analytics, reporting, and advanced data science initiatives. This role works closely with engineering, analytics, and business teams to ensure reliable data access, transformation, and delivery. Key Responsibilities Data Engineering & Development • Develop and maintain scalable data pipelines using Spark (Scala preferred) • Design and implement efficient data models to support analytics and reporting • Ensure data quality, integrity, and performance across data systems • Optimize large-scale data processing workflows ETL Pipeline Development • Build and maintain ETL/ELT pipelines for data ingestion, transformation, and delivery • Implement data access and transformation processes across multiple data sources • Design efficient data structures to support downstream consumption • Monitor and troubleshoot pipeline performance and reliability Development & Collaboration • Follow established software development lifecycle (SDLC) and best practices • Collaborate with data scientists, analysts, and stakeholders to support data needs • Document data flows, models, and pipeline processes Required Qualifications • Experience with Apache Spark (Scala preferred) • Strong understanding of data modeling concepts • Knowledge of ETL pipeline design and implementation • Experience with data access, transformation, and data structures • Familiarity with software development processes and version control Preferred Qualifications • Experience with graph data science or graph databases • Familiarity with orchestration tools such as Dagster • Exposure to distributed data processing environments Ideal Candidate The ideal candidate is detail-oriented, understands scalable data architectures, and enjoys building reliable pipelines that enable data-driven decision-making. Welcome to ConsultNet, a premier national provider of technology talent and solutions. Our expertise spans across project services, contract-to-hire, direct search, and managed services onshore, nearshore, and hybrid. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. Our comprehensive service offerings cover a wide range of technology and engineering positions across key markets nationwide. Learn more at www.consultnet.com . We champion equality and inclusivity, proudly supporting an Equal Opportunity Employer policy. We welcome applicants regardless of Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other status protected by law.