ElasticSearch & NiFi Architect (TS/SCI)

B4Corp; Bethesda (MD); On-site; USD 203,000 - 248,000; Full time

Benefits offered by this job

Seven weeks PTO

Flexible work schedule

Medical Insurance

Dental Insurance

Vision Insurance

Full Vanguard 401k with employer match

Phantom stock

Job summary

B4Corp is seeking an Elastic Search Systems Engineer to lead NiFi-based ETL development and data integration efforts in a Bethesda, MD environment. This role focuses on designing enterprise NiFi architectures, implementing scalable data pipelines, and collaborating with cross-functional teams to deliver secure, reliable data flows.

Ideal candidates will have strong experience with NiFi, Java, Python, and cloud platforms, plus the ability to mentor others and drive best practices across the SDLC.

Qualifications

• In-depth experience designing, developing, and managing complex NiFi data flow solutions in large-scale enterprise environments.
• In-depth knowledge of NiFi architecture, processors, and configurations, with hands‑on NiFi Registry and clustering experience.
• Proficiency in Java and Python for custom NiFi processor development and scripting for automation.
• Experience with relational and NoSQL databases (Postgres, Elasticsearch, DynamoDB) and real-time streaming/APIs (REST).

Responsibilities

• Architect NiFi data pipelines for enterprise-scale data ingestion, transformation, and processing.
• Tune NiFi data flows for performance, memory management, and load balancing.
• Troubleshoot complex NiFi data flow issues and data discrepancies.
• Integrate NiFi with cloud services (AWS, OCI, Azure) and data platforms (Kafka, Elasticsearch, S3, SQS/SNS).
• Define best practices for NiFi development, deployment, security, and governance.
• Create documentation for NiFi data flows, mappings, and operating procedures.
• Collaborate with data architects and engineers to translate requirements into robust solutions.
• Mentor junior developers and conduct code reviews.

Skills

NiFi data flow

NiFi architecture

Java

Python

SQL queries

REST API

Cloud platforms

Data streaming

Mentorship

Education

BS degree

Master’s degree

HS Diploma

Tools

NiFi Registry

NiFi clustering

Kafka

Elasticsearch

S3

Job description

B4Corp is seeking an Elastic Search Systems Engineer to lead NiFi-based ETL development and data integration efforts in a Bethesda, MD environment. This role focuses on designing enterprise NiFi architectures, implementing scalable data pipelines, and collaborating with cross-functional teams to deliver secure, reliable data flows.

Ideal candidates will have strong experience with NiFi, Java, Python, and cloud platforms, plus the ability to mentor others and drive best practices across the SDLC.