Data Scientist (Expert) - Active TS/SCI with Full Scope Polygraph (FSP)
TOMORROW HIRE· enterprise· Staffing And Recruiting· Oct 20, 2026 · 6d ago
McLean, Virginia, United States
In office
Full-time
Mid
$155K–$185K
Job description
Data Scientist (Expert) - Active TS/SCI with FSP
Location : McLean, VA
Clearance Required : TS/SCI with Full Scope Polygraph (FSP)
Position Type : Full-Time, On-Site
Salary Range : $155,000 – $185,000
Description
We are seeking a Data Scientist (Expert) to support mission-focused work. The Data Scientist (Expert) is a specialized, Java-focused technical expert responsible for modernizing, refactoring, and maintaining mission-critical backend Java data processing systems and microservices for the customer. Unlike traditional Python/R data science roles, this position directly addresses a backlog of legacy Java data pipelines and requires an expert software engineer who can contribute meaningfully on Day One to system performance, object-oriented design, and enterprise web service integrations. The position requires an active TS/SCI with Full Scope Polygraph (FSP).
Primary Responsibilities
• Legacy Java System Modernization: Analyze, maintain, and rewrite legacy Java backend processes to align with updated operational requirements and performance standards.
• Microservices & Web Service Development: Build, maintain, and secure robust Spring Boot microservices, REST APIs, and database integrations supporting web application architectures.
• Performance Tuning & Memory Management: Optimize multithreading, object-oriented design (OOP), and JVM memory management for high-throughput enterprise data flows.
• Cloud & Database Integration: Deploy and maintain Java-based applications across AWS cloud infrastructure, Linux OS, Apache Tomcat, and Oracle databases.
• Build Pipeline Management: Utilize build and version control tools (Maven, Gradle, Git, Jenkins, Eclipse) to support continuous integration and deployment in a secure environment.
Minimum Qualifications:
• Core Java: OOP concepts, multithreading, and JVM memory management
• Spring and Spring Data JPA
• Build systems & tools: Eclipse, Maven, Gradle, Git, Jenkins
• Oracle, Apache Tomcat, AWS Cloud Framework, Linux
• Developing & using REST web services
• Active TS/SCI with Full Scope Polygraph (FSP) required.
• Must work on-site in McLean, VA.
Preferred Qualifications:
• Spring Boot and REST API Java implementations to support web applications
Salary
Salary for this position is determined based on factors such as location, qualifications, experience, and contract-specific budget considerations.
Proposed Salary Range: $155,000 – $185,000
Benefits
We offer a comprehensive and competitive benefits package, including:
• 100% Company-Paid Health Insurance : Full coverage for medical, dental, and vision insurance for employees and their dependents (United Healthcare and Guardian).
• Protection Plans: Employer-paid life, short-term disability, and long-term disability insurance.
• 401(k) Retirement Contribution: 15% of base salary contributed by the company, fully vested from day one.
• Paid Time Off: 200 hours of PTO annually (accrued), in addition to 11 federal holidays.
• Bonuses : Recruitment and business development bonus opportunities based on performance and company growth.
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Keywords to mirror
javapythonrestawsapi
- Platform
- workable
- Effort
- medium
Benefits
Benefits detected in the listing.
Health Insurance
Dental
Vision
401(K)
Pto
Paid Time Off