Sr. Data Engineer-Databricks SME

Role Description

Tier One Technologies is seeking a Data Engineer to support our US Government client with data ingestion, data deduplication and data tagging for migration of a large-scale data environment into Databricks. This remote contract-to-hire position will be originated in Raleigh, NC.

Responsibilities include:

• Design, develop, and maintain scalable data ingestion pipelines to onboard structured, semi-structured, and unstructured data from batch and streaming sources (e.g., APIs, databases, flat files, message queues) into the Azure/Databricks environment.
• Implement de-duplication strategies across large-scale datasets using deterministic and probabilistic matching techniques to ensure data integrity and reduce redundancy within the Data Lake.
• Develop and enforce data tagging frameworks to classify, label, and annotate datasets with appropriate metadata (e.g., sensitivity, source, domain, lineage) to support data governance, discoverability, and compliance requirements.
• Assist with operationalizing deployments and support of Cloud services for ETL Operations, including standardizing and automating processes and workflows, creating documentation/knowledge articles, and assisting Operations staff with limited experience in Cloud.
• Deliver written and oral presentations to high-level CIO management on the status of current efforts.
• Possess skills and experience related to business management, systems engineering, operations research, and management engineering.
• Assist with deployment, configuration, and management of Azure Cloud environment.
• Assist with migration efforts of existing ETL jobs into Azure/Databricks cloud environment.
• Share optimization and efficiencies with the larger team and management.
• Automate solutions to repetitive problems/tasks.

Qualifications

• A degree from an accredited College/University in the applicable field of services is required. If the degree is not in the applicable field, then four additional years of related experience is required.
• 13+ years of overall IT experience.
• 5+ years demonstrated experience designing and implementing data ingestion pipelines using tools such as Azure Data Factory, Apache Kafka, Apache NiFi, Spark Structured Streaming, or equivalent technologies.
• 5+ years of experience applying de-duplication techniques at scale, including record linkage, fuzzy matching, and entity resolution across structured and unstructured datasets.
• 5+ years of hands-on experience with data tagging and metadata management, including the use of tagging schemas, data catalogs (e.g., Azure Purview, Apache Atlas), and automated classification tools to support data governance and lineage tracking.
• 5+ years of demonstrated experience working with unstructured data.
• 2+ years of experience in using Databricks or other Spark-based platforms.
• Fluency in at least one scripting language (Python, Perl, Ruby, or equivalent).
• Experience with one or more of the following products and technologies: SAS, C++, Hadoop, SQL Database/Coding, Teradata, Oracle, Amazon S3, Apache Spark, Machine Learning, Natural Language Processing, and visualization tools such as Tableau, Strategy and QLIK is a plus.
• Integration of Git in continuous deployment and experience with DevOps monitoring tools is a plus.
• Familiarity with Cloud Operations support in Azure is a plus.
• Excellent communication skills.
• Must be able to obtain a Position of Public Trust Clearance.
• Must be a US Citizen or have US Permanent Residence status (Green Card).
• Must have resided in the US for the last 5 years and not have traveled outside the US for a combined total of 6 months or more in the last 5 years.