Jr. Data Engineer

Posted 3 Days Ago
Springfield, VA, USA
In-Office
130K-160K Annually
Junior
Security • Cybersecurity
The Role
Supports the development and maintenance of data pipelines and ETL/ELT workflows. Writes SQL and Python for data ingestion, transformation, validation, and integration from APIs, databases, and files. Performs data quality checks, troubleshoots workflow failures, documents solutions, and participates in Agile planning, code reviews, testing, and deployment practices. The role supports secure GEOINT data solutions for a national security mission.
Summary Generated by Built In

Purpose and Impact:


As a Junior Data Engineer, you will support an exciting National Security mission to position NGA to be the enterprise and community GEOINT data provider, improving the way analysts, customers, and end users access, discover, stage, link, produce, re-integrate, and deliver intelligence. You will help build, test, and support data solutions that improve how analysts, customers, and end users access and use mission data. This role offers the opportunity to grow your skills in data engineering, cloud platforms, and secure software development.


Work Schedule: Monday – Friday 8am – 5pm, hybrid role with minimum 2-3 days weekly onsite. 


Essential 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 escalate complex issues with clear notes
  • Participate in Agile planning, code reviews, testing, and documentation while following team practices for version control and deployment

 

 

Minimum Requirements (Knowledge, Skills, and Abilities):


  • Foundational programming skills in Python and SQL, demonstrated through work, coursework, internships, or substantial projects
  • Basic understanding of relational databases, data structures, and common 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 and collaborative software development; willingness to learn automated testing, CI/CD, and production support practices
  • Ability to review datasets, identify anomalies or inconsistencies, and explain findings clearly
  • Strong problem-solving skills, attention to detail, and willingness to ask questions, incorporate feedback, and learn new tools
  • Ability to work effectively with engineers, analysts, and other mission partners, with clear written and verbal communication
  • Bachelor’s degree in computer science, information systems, engineering, mathematics, or a related field; equivalent practical experience may be considered

 

Clearance Required:


  • Active TS/SCI to start; with ability to gain and maintain a Poly

Minimum Education:


  • Bachelor’s degree in a related field or equivalent practical experience

Minimum Years of Experience:


  • 0–2 years of relevant experience; internships, coursework, and substantial projects may count

Preferred Qualifications:


  • Internship, coursework, or project experience with data pipelines or analytical datasets
  • Exposure to AWS or another cloud platform, including storage, compute, or managed data services
  • Familiarity with data modeling, metadata, search, cataloging, or GIS concepts
  • Exposure to tools such as Spark, Hadoop, Hive, Elasticsearch, or Tableau

#javelin


As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment.  Employment is contingent upon successful completion of the drug screening process.  Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.  


Other Responsibilities:


Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.


Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.


Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.


Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

       

Compensation Details:

$130,000 - $160,000

       

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.


Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance


Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

       

Original Posting:

11/10/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

       

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

Skills Required

  • Foundational programming skills in Python and SQL demonstrated through work, coursework, internships, or substantial projects
  • Basic understanding of relational databases, data structures, CSV, and JSON
  • Ability to assist with data ingestion, transformation, and validation using established patterns
  • Familiarity with Git and collaborative software development
  • Ability to review datasets, identify anomalies, and explain findings clearly
  • Strong problem-solving skills and attention to detail
  • Ability to learn new tools, incorporate feedback, and ask questions
  • Clear written and verbal communication and ability to collaborate with engineers, analysts, and mission partners
  • Bachelor's degree in computer science, information systems, engineering, mathematics, or a related field, or equivalent practical experience
  • Active TS/SCI clearance to start
  • Ability to gain and maintain a polygraph
  • 0-2 years of relevant experience; internships, coursework, and substantial projects may count
  • Experience with data pipelines or analytical datasets through internships, coursework, or projects
  • Exposure to AWS or another cloud platform, including storage, compute, or managed data services
  • Familiarity with data modeling, metadata, search, cataloging, or GIS concepts
  • Exposure to Spark, Hadoop, Hive, Elasticsearch, or Tableau

Amentum Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.

  • Healthcare Strength — Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
  • Retirement Support — Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
  • Leave & Time Off Breadth — Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.

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The Company
HQ: Chantilly, VA
18,261 Employees

What We Do

Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.

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