Skip to Main Content
← Back to Jobs

Oracle Database Developer

Marathon TS Rockville, MD
  • Expired: 6 days ago. Applications are no longer accepted.

Marathon TS is seeking an Oracle Database Developer to provide support to custom application development projects at the National Cancer Institute. The Data Developer/Engineer is responsible for all aspects of the design, development and delivery of data and database solutions.


  • Assemble large, complex data sets that meet functional / non-functional business requirements
  • Create and maintain optimal data pipeline architecture
  • Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery, re-designing infrastructure for greater scalability, etc.
  • Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources using SQL and AWS 'big data' technologies
  • Build analytics tools that utilize the data pipeline to provide actionable insights into customer acquisition, operational efficiency and other key business performance metrics
  • Work with stakeholders including the Executive, Product, Data and Design teams to assist with data-related technical issues and support their data infrastructure needs
  • Keep data separated and secure across national boundaries through multiple data centers and AWS regions
  • Create data tools for analytics and data scientist team members that assist them in building and optimizing our product into an innovative industry leader
  • Assist with schema design code review and SQL query tuning
  • Work with data and analytics experts to strive for greater functionality in our data systems
  • Prepare a variety of technical documentation for all types of business situations

Required Skills and Qualifications:

  • Bachelor's degree in Computer Science, Engineering, or IT field
  • 4+ years database development and engineering experience, and at least 2+ years working with Oracle RDBMS on large scale IT projects, preferably at the Federal level
  • Experience writing and maintaining SQL scripts and procedural language SQL, PL/SQL packages, procedures, functions, and triggers
  • Good knowledge on the correct use of tools to assist in the creation of high-performance code, and identifying poorly performing code
  • Ability to work with data providers and consumers to generate a relation data model that provides secure, reliable data, and the performance needed
  • Expertise in data modeling, process modeling, data exchange design and implementation, data integration design and implementation, metadata design and management
  • Solid understanding of transactional and analytical / data warehousing design concepts

Desired Skills & Qualifications

  • Strong preference for programming languages such as Python or Scala
  • Working experience with data development in Cloud environments; AWS, Azure, GCP
  • Big Data analytics design and processing with Hadoop, Hive, MapReduce, YARN, Spark

Marathon TS


Rockville, MD