Graph Database Engineer (TS/SCI with Poly Required)

GCI Incorporated; Chantilly (VA); On-site; USD 100,000 - 130,000; Full time

Job summary

GCI Incorporated in Chantilly, Virginia is searching for an experienced Graph Database Engineer. The role involves designing, developing, and maintaining essential software systems with a focus on graph databases and collaborative problem-solving.

The ideal candidate will bring over 5 years of software development experience, particularly in NodeJS and graph databases like JanusGraph, along with strong problem-solving abilities. This position offers the chance to work with innovative technologies in a dynamic environment.

Qualifications

• 5+ years of related software development experience.
• Strong understanding of data modeling concepts.
• Experience with Git workflows.

Responsibilities

• Design, develop, test, and deploy scalable and efficient software solutions.
• Collaborate with cross-functional teams to prioritize project requirements.
• Participate in code reviews to ensure high-quality code.

Skills

Graph databases proficiency (e.g., JanusGraph)

NodeJS experience

Software design principles

Problem-solving skills

Linux development environment

Education

Bachelor's Degree in Computer Science or related field

Tools

Git

ElasticSearch

Kubernetes

Node.js

MongoDB

Cassandra

RabbitMQ

AWS SQS

Job description

We are looking for an experienced Graph Database Engineer to join our team, interested in designing, developing and maintaining essential software systems.

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leveraging the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.

At GCI, we solve the hard problems. As a Graph Database Engineer, a typical day will include the following duties:

Job Description

The optimal candidate will have demonstrated experience integrating solutions with graph databases, such as JanusGraph. They will also have a strong background in systems software development, experience with 3rd party system integration, expertise in ElasticSearch, and a solid understanding of data modeling concepts. This is a fantastic opportunity to work on a challenging project that requires innovative solutions and collaborative problem-solving.

Key Responsibilities

• Design, develop, test, and deploy scalable and efficient software solutions
• Collaborate with cross-functional teams to identify and prioritize project requirements
• Participate with code reviews and ensure high-quality, modular, and reusable code
• Troubleshoot and debug issues in the application, including performance optimization and error handling
• Stay up-to-date with industry trends and emerging technologies, applying this knowledge to improve our application
• Design and implement data models that meet the needs of the application, ensuring data consistency and integrity

Education and Experience

• Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
• 5+ years of related software development experience.

Required Qualifications

• 5+ years of experience in systems software development in NodeJS
• Strong proficiency working with graph databases (for example JanusGraph) and graph query languages
• Strong understanding of software design patterns, principles and best practices
• Excellent problem-solving skills, with the ability to work effectively in a team environment
• Basic understanding of data modeling concepts, including entity-relationship, data normalization, and denormalization
• Experience with Git workflows, including feature branching, pull requests and code reviews
• Ability to work effectively in a Linux-based development environment

Desired Qualifications

• Experience with Node.js, Express, MongoDB and Cassandra
• In-depth knowledge of ElasticSearch, including indexing, querying and aggregation
• Knowledge of containerization leveraging Kubernetes
• Familiarity with CI/CD pipelines and automation tools such as Jenkins or Argo CD
• Hands-on experience working with message brokers such as RabbitMQ or AWS SQS
• A candidate must be a US Citizen and able to obtain TS/SCI with Polygraph clearance.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans