ETL Developer (2025-0117)

acclaimtechnicalservices; Bethesda (MD); On-site; USD 180,000 - 190,000; Full time

Benefits offered by this job

Comprehensive healthcare

Retirement benefits

Continuing education support

Time-off options

Job summary

Acclaim Technical Services is seeking an ETL Developer with TS/SCI clearance to design and implement complex NiFi data pipelines, ensuring optimal performance and integration with cloud technologies. Applicants should have experience in programming (Java/Python), data flow management, and a background in AWS or Azure.

This position offers competitive compensation, benefits, and opportunities for career growth in a supportive work environment.

Qualifications

• Direct experience with complex NiFi data flow solutions.
• Proficient in Java and/or Python for automation.
• Experience with real-time streaming and API integration.
• Experience with AWS, Azure, or OCI and related services.

Responsibilities

• Develop and implement enterprise-level ETL NiFi data pipelines.
• Optimize NiFi data flows for performance.
• Troubleshoot and resolve NiFi data flow issues.
• Integrate NiFi with databases and cloud platforms.
• Document and maintain NiFi data flows and processes.
• Collaborate with data architects and stakeholders.

Skills

Java

Python

NiFi data flow solutions

AWS

API integration

Education

HS diploma with 8 years experience or BS with 4 years or Master's with 2 years

Tools

Postgres

Elasticsearch

DynamoDB

Kafka

S3

SQS/SNS

Job description

Acclaim Technical Services, founded in 2000, is a leading language, operations, and technology services company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Plan (ESOP) company, which is uncommon within our business sector. We see this as a significant strength and have consistently been ranked as a top workplace among DC area firms while continuing to grow.

ETL Developer with TS/SCI clearance and polygraph

Primary Responsibilities

• Building complex NiFi data pipeline design: develop and implement enterprise-level ETL NiFi data pipelines for large-scale data ingestion, transformation, and processing from diverse sources.
• Performance optimization and tuning: optimize NiFi data flows, including processor tuning, memory management, and load balancing, ensuring optimal performance for batch and real-time processing.
• Troubleshooting and problem resolution: identify, diagnose, and resolve complex NiFi data flow issues, including performance bottlenecks, data discrepancies, and integration failures.
• Integrating with big data and cloud technologies: seamlessly integrate NiFi with various databases, big data ecosystems, and cloud platforms (e.g., AWS, OCI, Azure), demonstrating familiarity with services such as Kafka, Elasticsearch, S3, and SQS/SNS.
• Follow best practices and standards: adhere to established best practices for NiFi development, deployment, security, and governance, ensuring compliance with enterprise-wide data management policies.
• Documentation and knowledge sharing: create and maintain comprehensive documentation for NiFi data flows, mappings, architectures, and standard operating procedures to support efficient team operations.
• Collaboration and communication: collaborate effectively with data architects, data engineers, application service developers, and other stakeholders to translate business requirements into robust technical solutions.

Basic Qualifications

• Direct experience designing, developing, and managing complex NiFi data flow solutions in large‑scale enterprise environments.
• Experience in programming languages such as Java and/or Python and scripting for automation.
• Experience writing and optimizing complex queries, and interacting with relational and NoSQL databases (e.g., Postgres, Elasticsearch, DynamoDB).
• Experience with real‑time streaming and API integration (REST) for seamless data connectivity.
• Experience with cloud platforms such as AWS, Azure, or OCI and related data services.
• Ability to analyze complex data challenges, identify root causes, and implement effective solutions.
• Ability to collaborate effectively with cross‑functional teams and articulate technical concepts clearly.
• HS diploma with at least 8 years of relevant experience; or BS degree with at least 4 years of relevant experience; or Master’s degree with at least 2 years of relevant experience.

Preferred Qualifications

• Experience deploying ETL solutions in an AWS environment.
• Experience developing custom NiFi processors with Java and/or Python.
• Direct knowledge of NiFi architecture, processors, and configurations, and hands‑on experience with NiFi Registry and clustering for high availability and scalability.

Pay Range

The pay range for this position is $180,000.00 - $190,000.00.

Benefits include competitive compensation, career growth, comprehensive healthcare, wellness, financial, retirement, family support, continuing education, and time‑off options.

EQUAL EMPLOYMENT OPPORTUNITY (EEO) STATEMENT

ATS is committed to a program of equal employment opportunity without regard to race, color, ethnicity, national origin, ancestry, citizenship, sex, pregnancy, marital status, sexual orientation, age, religion/creed, hairstyles and hair textures, handicap/disability, genetic information/history, military/veteran status, or any other characteristic or condition protected by applicable law. We support the employment and advancement in employment of individuals with disabilities and of protected veterans, and we treat qualified individuals without discrimination on the basis of their physical or mental disability or veteran status.