Full Stack QA Engineer – React/CesiumJS (Secret Clearance)

Parsons; Virginia; Hybrid; USD 75,000 - 131,000; Full time

Job summary

Parsons is seeking a Hybrid Full Stack Engineer with QA focus to join a Navy program. You will balance frontend development with testing, bug identification, and quality assurance across a React/CesiumJS stack including Node.js, PostgreSQL, and Windows/Apache environments.

The role emphasizes UX-driven interfaces, containerized app testing, and collaboration in a fast-paced, mission-focused team. Security clearance is required.

Qualifications

• Must have a Secret clearance.
• 2+ years of professional experience in web application development with a bachelor’s degree (additional years may be considered in lieu of degree).
• Strong React skills and modern JavaScript/TypeScript expertise.
• Significant experience with CesiumJS (or similar 3D geospatial visualization libraries).
• Demonstrated UX skills – ability to design clean, intuitive, and responsive interfaces.
• Strong background in software testing, QA, and systems evaluation.
• Experience testing containerized applications (Docker) and understanding container–to–system interactions.
• CompTIA Security+ (SY0–601 or SY0–701) certification – required.
• Experience with PostgreSQL and Node.js.
• Excellent analytical, debugging, and documentation skills.

Responsibilities

• Provide regular updates to team members and stakeholders, fostering transparency and collaboration.
• Develop and maintain high-quality, intuitive user interfaces using React and CesiumJS with strong attention to UX/UI best practices
• Perform in-depth manual, exploratory, and regression testing to identify bugs and usability issues
• Evaluate how Docker containers and different system configurations impact application performance, stability, and behavior
• Test interactions between the frontend (React + CesiumJS), backend (Node.js), database (PostgreSQL), and the Windows/Apache environment
• Design and implement practical testing processes and documentation to raise the team’s quality standards
• Conduct system–level evaluation and performance testing of 3D geospatial web applications
• Collaborate with the team to improve code quality, user experience, and overall reliability
• Document defects clearly and work with developers to resolve them

Skills

Secret clearance

2+ years web development

React

UX skills

JavaScript/TypeScript

Docker testing

CesiumJS

Node.js

PostgreSQL

CompTIA Security+

TypeScript

Education

Bachelor's degree in relevant field

Tools

Docker

CesiumJS

Node.js

PostgreSQL

Job description

Parsons is seeking a Hybrid Full Stack Engineer with QA focus to join a Navy program. You will balance frontend development with testing, bug identification, and quality assurance across a React/CesiumJS stack including Node.js, PostgreSQL, and Windows/Apache environments.

The role emphasizes UX-driven interfaces, containerized app testing, and collaboration in a fast-paced, mission-focused team. Security clearance is required.