More jobs:
ETL Engineer
Job in
Herndon, Fairfax County, Virginia, 22070, USA
Listed on 2026-05-27
Listing for:
Cornerstone Defense LLC
Full Time
position Listed on 2026-05-27
Job specializations:
-
IT/Tech
Data Engineer
Job Description & How to Apply Below
Title: Software Engineer
Location: Herndon, Virginia
Clearance: Active TS/SCI with Polygraph required to apply
Key Responsibilities- Design, develop, and maintain ETL/ELT pipelines that support data warehouse, analytics, and application needs.
- Extract, transform, and load data from various sources into centralized storage solutions.
- Design and enhance search and discovery platforms across large volumes of structured and unstructured data.
- Perform data ingestion, ETL, and integration across enterprise and multi-source environments.
- Optimize ETL workflows for performance, scalability, and reliability.
- Conduct data validation, profiling, and quality checks to ensure accuracy and completeness.
- Troubleshoot and resolve data inconsistencies, pipeline failures, or performance bottlenecks.
- Build and maintain cloud-native solutions (AWS) aligned to secure and resilient architecture patterns.
- Partner with mission operators, analysts, and senior stakeholders to define requirements and deliver mission-relevant analytics.
- Translate mission needs into technical designs, architectures, and implementation roadmaps, ensuring alignment to operational objectives.
- Deliver clear, compelling visualizations, dashboards, and executive-level briefings that communicate analytic insights and recommendations.
- Provide technical leadership and mentorship, including hands‑on development, code review, and team development.
- Own delivery of analytic capabilities from concept through deployment, accreditation, and sustainment.
- Support system accreditation, data governance, and security architecture, ensuring data integrity and compliance within classified environments.
- Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).
- Minimum 6‑8 years working in Linux operating system with experience optimizing parallel processing, memory, storage, and processing data at scale.
- Minimum 6‑8 years in Object‑Oriented programming, with Python preferred.
- Minimum 6‑8 years of demonstrated experience with applications in the Commercial Cloud Services (C2S) environment or Amazon Web Services (AWS). Will consider substitutes with a minimum 4‑6 years experience in Azure, Oracle, Google, etc.
- Minimum 4‑6 years of demonstrated (Extract, Transform, Load - ETL) experience with large structured and unstructured raw data sets. Strong experience with ETL tools such as Informatica, Talend, SSIS, AWS Glue, or Azure Data Factory.
- Proficiency in SQL, including complex queries and query optimization.
- 6‑8 years of experience with AWS platform including understanding EC2, RCS instance types.
- Strong understanding of data warehousing concepts, data modeling, and schema design.
- Hands‑on experience with scripting languages such as Python, Bash, or Power Shell.
- Familiarity with relational and No
SQL databases. - Experience using version control systems such as Git.
- Experience working with big data technologies (Spark, Hadoop, Databricks).
- Experience with transformer‑based models (BERT) and modern NLP architectures.
- Background in document exploitation, e‑discovery, or large‑scale search platforms.
- Experience with multi‑modal analytics (OCR, image recognition, text + image fusion).
- Familiarity with search technologies (Solr, Elasticsearch, Lucene).
- Experience with containerization and Dev Sec Ops pipelines (Docker, CI/CD).
- Cloudera or similar big data certifications.
- Experience developing risk scoring, anomaly detection, or predictive analytic models.
Position Requirements
5+ Years
work experience
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