Data Scientist

🔒 Clearance & Citizenship Requirements

This position requires U.S. Citizenship and an active TS/SCI security clearance with Full Scope Polygraph. Candidates who do not currently hold these credentials will not be considered.

Description:

The maximum number of FTEs is one (1). Actual FTE bid, labor category, and skill level is at the discretion of the Contractor.

INTRODUCTION:

The Sponsor maintains and modernizes a suite of Java-based backend processes that support current and future operational requirements. The Sponsor requires an experienced Java developer with the demonstrated ability to assess, maintain, and rewrite legacy Java applications without requiring foundational training or oversight — the candidate must be effective on day one. The Sponsor needs proven, hands-on Java development skills to refactor and extend existing backend systems, with a preference for candidates who also bring experience in Spring Boot and REST API development to support web application integration. The work may be performed independently or within a team environment alongside existing Python development capability.

WORK REQUIREMENTS:

Data Science Support – HRR: NO

Qualifications

• 7-10 years of professional software development experience

• Bachelor's degree in Computer Science or a related field (or equivalent experience)

• Core Technical Skills (Java & Backend)

• Understanding of application lifecycle management

Core Responsibilities

• Backward Development: Writing clean, scalable and efficient code to support business applications

• Framework Utilization: Leveraging dominant frameworks like Spring Boot to build backend applications and REST APIs.

• Database Management: Writing and optimizing queries across relational and non-relational databases.

• Testing & Debugging: Using testing libraries like JUnit and Mockito to ensure application stability.

Required Skills:

1. Demonstrated experience with Core Java: Object-oriented programming (OOP) concepts, multithreading, and memory management (JVM).

2. Demonstrated experience with Spring and Spring Data JPA.

3. Demonstrated experience with tools and build systems such as: Eclipse, Maven, Gradle, Git, and Jenkins.

4. Demonstrated experience with Oracle, Apache Tomcat, AWS Cloud Framework and Linux.

Desired Skills:

1. Demonstrated experience with Spring Boot and REST API Java implementations to support web applications.