RAG Data Engineer
Booz Allen Hamilton
Posted: 10/19/2026AWSCloudDockerElasticSearchETLKafkaKubernetesPythonRay+3 more
Senior Manager, Data Engineering
Walmart
Posted: 10/19/2026AzureBigQueryCloudSQL
Data Engineer III
Walmart
Posted: 10/19/2026AirflowApacheBigQueryCloudETLGoogle Cloud PlatformKafkaNoSQLScala+3 more
Principal Software Engineer – Data and Automation, Sagemaker, AWS CDK, Infrastructure as Code (IaC), Python, Pyspark
PNC
Posted: 10/19/2026AWSPySparkPythonTerraform
Forward Deployed Data Engineer – Experienced Associate
PwC
Posted: 10/19/2026Python
Principal Data Engineer
Univision
Posted: 10/19/2026AirflowApacheAWSBigQueryCloudGoogle Cloud PlatformKafkaPythonSpark+2 more
Senior Data Engineer
Univision
Posted: 10/19/2026AirflowAWSBigQueryCloudGoogle Cloud PlatformPythonSparkSQLTerraform
Senior Data Engineer
Mainstay
Posted: 10/19/2026Amazon RedshiftBigQueryCloudPythonSparkSQL
Senior Data Engineer
Redica Systems
Posted: 10/19/2026ETLMicroservices
Chief Data Architect
L3Harris Technologies
Posted: 10/19/2026ERP
Lead Data Engineer – Snowflake
SchoolsFirst Federal Credit Union
Posted: 10/19/2026MS SQL ServerSDLCSQL
Data Engineering Lead
EXL
Posted: 10/19/2026AzureCloudRDBMSSQL
Senior Data Engineer
NVIDIA
Posted: 10/19/2026AirflowApacheCloudDistributed SystemsETLJavaNoSQLPythonSpark+2 more
Staff Software Engineer, Infrastructure Data Engineering
AWSCloudETLPythonSQL
Data Engineer
Definitive Healthcare
Posted: 10/19/2026AirflowApacheAWSAzureETLGoogle Cloud PlatformKubernetesPySparkPython+2 more
Senior Data Engineer
ida (Innovations- und Digitalagentur GmbH)
Posted: 10/19/2026AirflowApacheCloudDockerGoogle Cloud PlatformPandasPostgresPythonSQL
SME Data Engineer
CACI International Inc
Posted: 10/19/2026CloudOracle
Data Architect
L3Harris Technologies
Posted: 10/19/2026
Manager, Data Engineering
Commerce
Posted: 10/19/2026AirflowApachePythonSQL
Senior Staff Product Manager, Data Platform
Cisco
Posted: 10/19/2026BigQueryCloudSplunk
RAG Data Engineer
Booz Allen HamiltonPosted 10/19/2026full-timeAnnapolis Junction • Maryland • United StatesMid-LevelSenior💰 $61,900 - $141,000 per yearWebsite
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in building and maintaining data ingestion pipelines and optimizing OpenSearch indexes for efficient retrieval-augmented generation. Proficient in collaborating with cross-functional teams to establish scalable and secure data infrastructure using cloud technologies.
Highest-signal resume keywords
ETL Pipeline DevelopmentOpenSearch Index OptimizationDocument NormalizationPython ProgrammingTS/SCI Clearance
Tech Stack
Tools & technologiesAbout the role
Key responsibilities & impact- Build and operate data ingestion and search infrastructure powering mission-critical Retrieval-Augmented Generation capabilities
- Design, implement, and maintain pipelines transforming structured and unstructured information into retrieval-ready assets
- Own ingestion, embedding, and indexing workflows connecting enterprise data sources with Amazon Bedrock and OpenSearch
- Perform document normalization, chunking, embedding generation, metadata enrichment, lineage tracking, and reliable upsert or delete operations
- Design and optimize OpenSearch indexes, mappings, shard configurations, lifecycle policies, and query performance
- Establish a scalable, secure, and resilient data retrieval foundation with cloud architects, security engineers, application developers, and AI/ML specialists
- Support development and deployment of enterprise RAG applications
Requirements
What you’ll need- Experience developing and maintaining ETL or data ingestion pipelines for structured and unstructured data
- Experience implementing document normalization, parsing, chunking, content preparation, embedding generation, and embedding workflows
- Experience designing and maintaining OpenSearch or Elasticsearch indexes, schemas, mappings, aliases, and optimizing search performance
- Experience implementing idempotent ingestion processes, including upsert, delete, replay, and failure recovery
- Experience with metadata modeling, enrichment, lineage, and version tracking
- Experience with Python or programming languages for data engineering and automation
- Experience with containerized applications or deployment environments such as Docker, ECS, EKS, or Kubernetes
- Ability to collaborate with engineering, security, cloud, and application development teams
- TS/SCI clearance required
- HS diploma or GED
- Preferred experience integrating Amazon Bedrock embeddings into RAG ingestion pipelines
- Preferred experience tuning hybrid retrieval systems combining BM25 keyword search and vector similarity search
- Preferred experience implementing OpenSearch lifecycle policies, snapshots, restoration, and index migration strategies
- Preferred experience with distributed or asynchronous data processing using Spark, Ray, Dask, Kafka, or Amazon SQS
- Preferred experience optimizing document chunking, embeddings, and indexing strategies using retrieval evaluation results
- Preferred experience handling multi-source data ingestion and cross-source normalization
- Preferred experience designing scalable, secure data infrastructure using AWS services
- Preferred experience with infrastructure-as-code tools such as Terraform, CloudFormation, or AWS CDK
Benefits
Comp & perks- Health benefits
- Life insurance
- Disability benefits
- Financial benefits
- Retirement benefits
- Paid leave
- Professional development
- Tuition assistance
- Work-life programs
- Dependent care
- Recognition awards program
- Identity verification process to protect against identity fraud
- Camera-on expectation during interviews, assessments, and virtual meetings
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Data IngestionDocument ChunkingEmbedding GenerationMetadata EnrichmentIdempotent Ingestion ProcessesData ModelingSearch Performance OptimizationDistributed Data ProcessingInfrastructure-as-CodeCloud Infrastructure Design
Soft Skills
CollaborationProblem-Solving
Tools & Technologies
Amazon BedrockOpenSearchDockerKubernetesSparkRayDaskKafkaAWS ServicesTerraform
Certifications & Qualifications
TS/SCI ClearanceHS Diploma or GED
Industry Keywords
Retrieval-Augmented GenerationData Retrieval InfrastructureCloud ArchitectureAI/ML IntegrationHybrid Retrieval Systems