Junior Data Engineer: Cloud ETL for National Security

Amentum; Springfield (VA); Hybrid; USD 130,000 - 160,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Junior Data Engineer to support a National Security mission, helping analysts access and use mission data through data pipelines, ETL/ELT workflows, and cloud-enabled solutions. You will build, test, and support data solutions while growing skills in data engineering, cloud platforms, and secure software development.

The role requires foundational Python/SQL, knowledge of data formats, and collaboration with engineers, analysts, and mission partners.

Qualifications

• Foundational programming skills in Python and SQL, demonstrated via work, coursework, internships, or projects.
• Basic understanding of relational databases and data formats such as CSV and JSON.
• Ability to assist with data ingestion, transformation, and validation by following established patterns and guidance.
• Familiarity with Git; willingness to learn automated testing, CI/CD, and production support practices.
• Ability to review datasets, identify anomalies or inconsistencies, and explain findings clearly.
• Bachelor’s degree in computer science, information systems, engineering, mathematics, or a related field; equivalent practical experience may be considered.

Responsibilities

• Assist with building, testing, documenting, and maintaining data pipelines and ETL/ELT workflows under the guidance of experienced engineers
• Write and maintain SQL queries and scripts to ingest, transform, validate, and prepare structured and semi-structured data
• Support data integration from APIs, databases, files, and other approved sources, following established security and authentication practices
• Run data quality checks, investigate discrepancies, and share findings with the team
• Help monitor scheduled data workflows, troubleshoot routine failures, and escalated complex issues with clear notes
• Participate in Agile planning, code reviews, testing, and documentation while following team practices for version control and deployment

Skills

Python

SQL

Git

CI/CD

Agile methodologies

Education

Bachelor’s degree in computer science / related field

Tools

Spark

Hadoop

Hive

Elasticsearch

Tableau

Job description

Amentum is seeking a Junior Data Engineer to support a National Security mission, helping analysts access and use mission data through data pipelines, ETL/ELT workflows, and cloud-enabled solutions. You will build, test, and support data solutions while growing skills in data engineering, cloud platforms, and secure software development.

The role requires foundational Python/SQL, knowledge of data formats, and collaboration with engineers, analysts, and mission partners.