ETL Developer

General information

Requisition #

R67243

Locations

USA-VA-Chantilly

Posting Date

04/21/2026

Security Clearance Required

TS/SCI w/ Poly

Remote Type

Onsite

Time Type

Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented ETL Developer to join our team in Chantilly, VA.

The ETL Developer will support mission-critical data operations by designing, building, and optimizing large-scale data ingest and processing solutions in a Big Data environment. This role focuses on enabling reliable, performant data pipelines that support analytic and operational needs across the full data lifecycle.

Responsibilities include but are not limited to:

Designing and implementing large-scale ingest systems in a Big Data environment

Optimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyond

Designing and implementing data extraction, cleansing, transformation, loading, and replication/distribution

Developing custom solutions/code to ingest and exploit new and existing data sources

Working with Sponsor development teams to improve application performance

Organizing and maintaining documentation so others are able to understand and use it

Collaborating with teammates, other service providers, vendors, and users to develop new and more efficient methods

Minimum Qualifications:

High School Diploma/GED with 2+ years of progressively responsible experience in data engineering, software development, and/or programming experience.

Software development experience, to include significant Java development, data analysis/parsing, and SQL/database experience

Experience with the full data lifecycle, from ingest through display, in a Big Data environment

Experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIs

Experience developing and performing ETL tasks in a Linux environment

Preferred Qualifications:

Experience with Hadoop, Hbase, MapReduce

Experience with Elasticsearch

Experience with NiFi, Kafka, and Zookeeper

Clearance Requirements:

* An active/current TS/SCI with Polygraph is required for this position

Physical Requirements:

Must be able to remain in a stationary position 50%

Needs to occasionally move about inside the office to access file cabinets, office machinery, etc

Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at and provide your name and contact information.

Job Type: Remote, Full-Time, Permanent