Data engineer jobs in Gaithersburg, MD and nearby

Within 25 miles

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Added 11 hours ago
Mid-level Data Engineer
Amentum
Springfield, VA
As a Mid-Level 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,…
Added 11 hours ago
Jr. Data Engineer
Amentum
Springfield, VA
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,…
Added 11 hours ago
Sr. Data Engineer
Amentum
Springfield, VA
As a Senior 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,…
Added 19 hours ago
Senior Data Engineer - Arlington, VA Hybrid
Publicis Groupe Holdings B.V
Arlington, VA
As a Senior Data Engineer you will create and enhance scalable data pipelines using established ingestion frameworks, orchestrate workflows with Azure Data Factory, and develop…
Added 19 hours ago
Data Engineer 5 (Senior Manager, IC) (CaCe)
Capital One
McLean, VA
McLean, VA: $229,900 - $262,400 for Data Engineer 5
Added 19 hours ago
Data Engineer 4 (Manager, IC) (CaCe)
Capital One
McLean, VA
McLean, VA: $197,300 - $225,100 for Data Engineer 4
Added 20 hours ago
Senior Data Engineer
MANTECH
Ashburn, VA
MANTECH seeks a motivated, career and customer-oriented Senior Data Engineer to join our team in Ashburn, VA. This is a hybrid-remote position with 2-3 days on-site per week.
Added 21 hours ago
AID&E - Databricks Data Engineer - Manager - Tech Cons - Open Location
EY
McLean, VA · Chantilly, VA · Arlington, VA
To qualify for the role, you must have:
Added 1 day ago
Data Engineer (Python, NiFi) - TS/SCI Poly
Leading Path Consulting
Chantilly, VA
We’re looking for a Data Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back-end engineering with data pipeline…
Added 1 day ago
Backend Developer (Data Engineer) with Python/Node - TS/SCI w/ Poly required
Leading Path Consulting
Chantilly, VA
We’re looking for a Data Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back-end engineering with data pipeline…
Added 1 day ago
Capital One Shopping Tech, Data Engineer 5 (Remote- Eligible)
Capital One
Washington, DC
Remote (Regardless of Location): $209,000 - $238,500 for Data Engineer 5
Added 1 day ago
Capital One Shopping Tech, Data Engineer 5 (Remote- Eligible)
Capital One
McLean, VA
Remote (Regardless of Location): $209,000 - $238,500 for Data Engineer 5
Added 1 day ago
Data Engineer
KDA Consulting Inc
Chantilly, VA
KDA Consulting Inc. is seeking a highly skilled Data Engineer to design, build, and maintain scalable data pipelines and architectures supporting mission-critical programs within the…
Added 1 day ago
Data Engineer
KDA Consulting Inc
Herndon, VA
KDA Consulting Inc. is seeking a highly skilled Data Engineer to design, build, and maintain scalable data pipelines and architectures supporting mission-critical programs within the…
Added 1 day ago
Data Engineer
KDA Consulting Inc
McLean, VA
KDA Consulting Inc. is seeking a highly skilled Data Engineer to design, build, and maintain scalable data pipelines and architectures supporting mission-critical programs within the…
Added 1 day ago
Data Engineer 4
Capital One
McLean, VA
Chicago, IL: $179,400 - $204,700 for Data Engineer 4
Added 1 day ago
Palantir Data Engineer
Booz Allen Hamilton_United States
McLean, VA
Booz Allen is seeking a Palantir Software Engineer to support mission-critical projects leveraging Palantir Foundry. In this role, you will work closely with stakeholders to develop…
Added 1 day ago
Staff Data Engineer - (Director, IC - Card Tech)
Capital One
McLean, VA
As a Staff Data Engineer at Capital One, you will be part of a community of technical experts working to define the future of data platforms and banking in the cloud. You will work…
Added 2 days ago
Senior Databricks Data Engineer
Securiport
Reston, VA
…analysis, certification, and compliance. The Senior Databricks Data Engineer will lead the design, development, and optimization of data pipelines and data platforms within a…
Added 2 days ago
C
Senior Data Engineer
Credence
McLean, VA
- $115,000 to $155,000 USD / year
Credence has an immediate need for a Senior AI Data Engineer to join our growing AI and Automation practice. You will be a technical anchor in our AI and Automation practice. You’ll apply…
Added 2 days ago
Cybersecurity Data Engineer
SPECIAL AEROSPACE SECURITY SERVICES INC
Fort Meade, MD
Configure and optimize data ingestion, storage, and retrieval within the Elastic ecosystem (Elasticsearch, Logstash, Kibana, Fleet) to enable high-volume, high-availability operations.
Added 3 days ago
Data Engineer
Avalore, LLC
Arlington, VA
The Data Engineer will design, build, and maintain the core WDP data infrastructure and pipelines necessary to ingest, process, store, and transform data for various consumers. This person…
Added 3 days ago
Cloud Data Engineer
Deloitte US
McLean, VA · Rosslyn, VA
As a Lead Data Engineer II on the AI & Data team, you will be responsible for leading the design and delivery of scalable technical solutions for client engagements.
Added 3 days ago
EG
Databricks Data Engineer
Eliassen Group
Washington, DC
- $150,000 to $154,000 USD / year
Our client seeks a Databricks Data Engineer to design, build, and maintain scalable, reliable, and secure data pipelines, infrastructure, and systems that support consulting services and…
Added 3 days ago
Senior Data Engineer (AWS & Databricks)
General Dynamics Information Technology
Fairfax, VA
GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. The Senior Data Engineer will leverage their expertise with AWS Cloud and the…

Castalia Systems

Mid Data Engineer

Arlington, VA, United States

The projected compensation range for this position is $135,000.00 to $140,000.00 (annualized USD).

Apply on castaliasystems.clearcompany.com About employer

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Job details

Pay: The projected compensation range for this position is $135,000.00 to $140,000.00 (annualized USD).
Working hours: 30 hours per week
Posting language: English
Posted: Sep 21, 2026

Original job description

Job Type: Full- Time

Workplace Type: Hybrid

Clearance: Active TS/SCI

Must be a U.S. Citizen

Job Summary

Castalia is seeking exceptional Mid-Level Data Engineers to join our expanding team. In this role, you will be responsible for ensuring data availability - including the seamless movement, modification, and storage of critical data. Working closely with Software Engineers and Data Scientists, you will ensure the scalability and successful deployment of data pipelines that support high-priority users.

The Mission

Our team develops and deploys cutting-edge AI and Machine Learning applications that directly support national security missions. We empower 19 key Principal Staff members (Senior Executive Service and General Officers) within the Office of the Undersecretary of Defense (OUSD) and the Intelligence Community. Your work will provide these leaders with the critical, data-driven insights necessary for strategic decision-making.

Candidate Profile

The ideal candidate is a motivated technologist who thrives with limited direction and is passionate about continuous learning. We are looking for engineers who can pivot quickly to new languages and technologies to solve complex problems.

Roles and Responsibilities

A qualified candidate will perform the following duties and responsibilities, but are not limited to:

Develop, maintain, and enhance data pipelines and ETL processes to ingest, transform, integrate, and deliver mission-critical data from multiple sources.
Support data availability, quality, reliability, and performance by monitoring data workflows, troubleshooting issues, and assisting with optimization of data processing and storage solutions.
Build and maintain data solutions using Python, Databricks, SQL, relational databases, and other modern data engineering technologies.
Collaborate with Software Engineers, Data Scientists, and mission stakeholders to integrate data and support the development and deployment of AI/ML applications and data-driven analytics.
Support secure data integration, data cleaning, organization, and transfer processes, while following established database design, cybersecurity, and data management best practices.

Required Qualifications

BS Degree.
3+ years of professional experience needed for MOST of our opportunities.
Python experience with data manipulation, scripting, and more.
Databricks experience.
Proficient in designing and implementing Extract Transform Load (ETL) data processes.
Experience with at least ONE relational database, such as PostgreSQL, MySQL or SQLite.
Experience with Agile SCRUM methodologies.

Preferred Qualifications

Familiar with database design, server management, connection protocols, database normalization, and principles of information theory.
Experience with data cleaning or data organization.
Familiar with NiFi, SQL, NoSQL and Graph Databases and Data Lakes.
Familiar with Dashboarding tools similar to Qlik.
Familiar with Cybersecurity with design and implementation of unique data transfer protocols.

Physical Requirements/Work Environment

ONSITE 3-5 days per week.
Normal office environment.

Travel

As needed

Company Description

Castalia Systems is a proven business partner providing mission critical solutions to the Federal Government. We provide cutting edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application.

With our vast knowledge of our customers’ needs and relevant technology, our team is able to bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with cutting-edge technology so it’s so evident when you compare us with anyone.

Compensation

At Castalia Systems, we provide you with opportunities and choices and support your total well-being. Our benefits include: Medical, dental, vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too. All regularly scheduled employees working at least 30 hours per week are eligible to participate in Castalia Systems’ benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits.

Salary at Castalia Systems is determined by various factors, including but not limited to location, position knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $135,000.00 to $140,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Castalia Systems’ total compensation package for employees.

Disclaimer

Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.

Apply on castaliasystems.clearcompany.com About employer

More about this job

Skills

Decision making
Data engineering
Troubleshooting
Process data
Python
Databricks
SQL
Cleaning
Cybersecurity
Data management
Data extraction, transformation and loading tools
PostgreSQL
MySQL
SQLite
Agile
NoSQL
Qlik

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Data engineer jobs in Gaithersburg, MD and nearby

Mid-level Data Engineer

Jr. Data Engineer

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AID&E - Databricks Data Engineer - Manager - Tech Cons - Open Location

Data Engineer (Python, NiFi) - TS/SCI Poly

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Data engineer jobs in Gaithersburg, MD and nearby