2741 Data Engineer jobs in Herndon,VA

3+ years of experience with data lake or analytics platforms such as Cloudera, Apache Iceberg or Snowflake
Experience designing data pipeline architectures for security operations, including log collection, normalization, enrichment and routing
Experience with defensive cyber operations, cybersecurity engineering or security platform architecture
Experience with Windows or Linux administration activities
Knowledge of architecting detection engineering pipelines, threat hunting workflows or automated response capabilities
Knowledge of managing and administrating Apache Flink, Hue, Hive or Zepplin
Knowledge of deploying platforms across cloud, on-premises and disconnected environments using Kubernetes or OpenShift
Knowledge of Zero Trust principles, DoD and IC Cybersecurity frameworks and federal compliance standards
TS/SCI clearance
HS diploma or GED
Clearance: TS/SCI clearance is required.

Senior Data Infrastructure Engineer

GovCIO LLC

Alexandria, VA 22315

DoD 8570 IAT Level II certification (Security+ CE, CySA+, CCNA Security).
Proven expertise designing and sustaining enterprise‑scale data infrastructure in hybrid or cloud environments.
Experience developing data pipelines, storage architectures, and system‑to‑system integration frameworks.
Strong skills in SQL‑based database management, data modeling, and performance optimization.
Experience administering secure data platforms aligned to cybersecurity and compliance requirements.
Experience supporting automation solutions leveraging Power Platform tools.
Clearance Required: Active Secret clearance
High School with 9+ years (or commensurate experience)

Vantor

Reston, VA 20190

To be eligible for this position, you must be a U.S. Citizen.
This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.
_Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Current/active TS/SCI with a current CI polygraph or be willing and able to obtain a CI polygraph.
5+ years of professional software engineering experience, with strong backend development skills
Strong proficiency in Python
Experience building backend systems, APIs, or distributed services in production environments
PostgreSQL and Elasticsearch proficiency
Familiarity with AWS, especially S3, RDS, and other data centric services
Bachelor's degree in a related field, e.g. Computer Science, Systems Engineering or equivalent experience
Understanding of software engineering fundamentals including testing, version control, CI/CD, and system design