Leidos

Principal ETL Developer

Leidos
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4 days ago
Bethesda, MD, USAStaff+
H1B sponsor

Base Salary

$131k - $237k/yr

Responsibilities

  • Architect and implement enterprise Apache NiFi ETL data pipelines for large-scale ingestion, transformation, and processing.
  • Optimize NiFi processors, memory usage, load balancing, and batch and real-time data-flow performance.
  • Diagnose and resolve complex data-flow, performance, data-quality, and integration issues.
  • Integrate NiFi with databases, big-data ecosystems, streaming systems, APIs, and AWS, Azure, and OCI services.
  • Define development, deployment, security, governance, and data-management best practices.
  • Create documentation for data flows, mappings, architectures, and standard operating procedures.
  • Collaborate with architects, data engineers, application developers, and other stakeholders to translate requirements into technical solutions.
  • Mentor junior developers, provide technical guidance, conduct code reviews, and lead major project deliverables across the software development lifecycle.

Requirements

  • In-depth experience designing, developing, and managing complex Apache NiFi data-flow solutions in large-scale enterprise environments.
  • In-depth knowledge of NiFi architecture, processors, configurations, NiFi Registry, and clustering for high availability and scalability.
  • Proficiency in Java and Python for custom NiFi processor development and automation scripting.
  • Experience writing and optimizing complex queries and managing relational and NoSQL databases such as Postgres, Elasticsearch, and DynamoDB.
  • Experience with real-time streaming and REST API integration.
  • Direct experience with AWS, Azure, or OCI and related data services, with AWS ETL deployment experience preferred.
  • Ability to analyze complex data challenges, identify root causes, implement solutions, collaborate across teams, communicate technical concepts clearly, and mentor others.
  • Bachelor’s degree with at least 12 years of relevant experience or a master’s degree with at least 10 years of relevant experience; additional experience may substitute for a degree.
  • Active TS/SCI security clearance with polygraph is required.

Benefits

  • Paid time off and 11 paid holidays.
  • 401(k) with a 6% company match and immediate vesting.
  • Flexible schedules.
  • Discounted stock purchase plans.
  • Technical upskilling and education and training support.
  • Paid parental leave.

Tech Stack

Amazon DynamoDBApache KafkaAWSAzureElasticsearchJavaPostgreSQLPython

Categories

Data Engineering
Leidos

About Leidos

10,000+ employees

Leidos builds and operates technology and engineering solutions for defense, intelligence, civil, and health agencies, including systems integration, cyber, enterprise IT, sensors, and healthcare IT. It primarily sells through government contracts and long-term programs, plus managed services and mission software. Founded in 1969 and headquartered in Reston, Virginia, Leidos is a Fortune 500 public company on the NYSE; customers include U.S. defense and intelligence agencies and civil bodies such as the FAA.

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