ETL Developer (2025-0117)
Acclaim Technical Services2 months ago
Bethesda, MD, USASenior
Base Salary
$180k - $190k/yr
Responsibilities
- Design and implement enterprise Apache NiFi ETL pipelines for large-scale data ingestion, transformation, and processing.
- Optimize NiFi data flows through processor tuning, memory management, and load balancing for batch and real-time workloads.
- Troubleshoot performance bottlenecks, data discrepancies, and integration failures in NiFi data flows.
- Integrate NiFi with databases, big data ecosystems, cloud platforms, streaming technologies, and APIs.
- Follow best practices for NiFi development, deployment, security, governance, and enterprise data management.
- Create documentation for data flows, mappings, architectures, and standard operating procedures.
- Collaborate with data architects, data engineers, application and service developers, and other stakeholders.
- Participate in major projects throughout the software development lifecycle within a DevOps framework.
Requirements
- Direct experience designing, developing, and managing complex Apache NiFi data flow solutions in large-scale enterprise environments.
- Experience with Java and/or Python programming and scripting for automation.
- Experience writing and optimizing complex queries and working with relational and NoSQL databases, including Postgres, Elasticsearch, and DynamoDB.
- Experience with real-time streaming and REST API integration.
- Experience with AWS, Azure, or OCI and related data services.
- Ability to analyze complex data challenges, identify root causes, and implement effective solutions.
- Ability to collaborate across functions and communicate technical concepts clearly.
- A high school diploma with at least 8 years of relevant experience, a bachelor's degree with at least 4 years, or a master's degree with at least 2 years.
- TS/SCI clearance and polygraph are required.
- Preferred qualifications include AWS ETL deployment experience, custom NiFi processor development with Java and/or Python, and hands-on knowledge of NiFi Registry, clustering, architecture, processors, and configurations.
Benefits
- The position is based in Bethesda, Maryland.
- The role offers healthcare, wellness, financial, retirement, family support, continuing education, and time-off benefits.
- The company offers career growth, learning and development opportunities, and employee ownership through an ESOP.
Tech Stack
Categories
Data Engineering
About Acclaim Technical Services
Acclaim Technical Services provides language, intelligence, and technology services to U.S. federal and national security agencies, spanning translation, interpretation, document exploitation, geolocation, data visualization, and systems integration. Founded in 2000 and headquartered in Reston, VA, it operates as an employee‑owned ESOP and privately held government contractor. The company supports missions across 100+ languages and staffs cleared roles within the intelligence community.