Full Stack Developer with Security Clearance

Job Title: Full Stack Developer Location: Dulles, VA (On-Site) Clearance: Active Public Trust Required Company: Quantum Science Solutions (QSS) Compensation: Open Rate Position Overview Quantum Science Solutions (QSS) is seeking a Full Stack Developer to support a development and sustainment program focused on designing, building, delivering, and operating a network operations environment, including introducing new cyber capabilities to address emerging threats. The Full Stack Developer will support the design, development, and deployment of advanced cybersecurity capabilities. This role will contribute across full stack development, DevOps and deployment, collaboration and documentation, and secure coding practices.

Key Responsibilities • Develop, maintain, and enhance front-end and back-end components of web applications. • Implement automated testing and smoke testing. • Perform unit and integration testing to ensure software quality. • Optimize applications for speed and scalability. • Collaborate with cross-functional teams to gather and refine software requirements. • Write clean, maintainable, and efficient code. • Troubleshoot and resolve software defects and issues. • Handle authentication, authorization, and session management. • Integrate with third-party services, including external APIs. • Set up and manage CI/CD pipelines. • Deploy applications to cloud platforms, including AWS, Azure, and GCP. • Monitor application performance and reliability. • Manage version control using Git and platforms such as GitHub and GitLab. • Collaborate with DevOps, infrastructure, and development teams to ensure seamless integration. • Document code and infrastructure changes, processes, and best practices. • Participate in knowledge sharing and mentorship of team members. • Stay current with industry trends and emerging technologies. • Create secure code according to industry best practices. • Use strong encryption algorithms for data in motion and data at rest. • Manage credentials and secrets in a secure and authorized manner. • Implement appropriate error handling and logging within developed code.

Mandatory Skills • U.S.

Citizenship. • Obtain a Secret clearance within 1 year. • Ability to obtain DHS Suitability. • 8+ years of directly relevant software development experience. • Proficiency in programming languages such as Python, Java, and NodeJS. • Strong knowledge of front-end and back-end frameworks. • Familiarity with CI/CD pipelines and version control systems. • Knowledge of cloud platforms such as AWS, Azure, and Google Cloud. • Demonstrated experience and/or familiarity with one or more of the following: SQL, Oracle, MySQL, JDBC, etc. • Demonstrated experience and/or familiarity with one or more of the following: Pytest, Jupyter, Java Spring, JUnit, Hibernate, JavaScript, ReactJS, etc. • Experience leading multiple software development teams. • Experience developing system performance, availability, scalability, manageability, and security requirements for mid- to large-scale programs. • Experience with cloud computing, multimedia storage, knowledge databases, and data mining analytics. • Agile development methodology experience. • Experience with Linux and/or Unix. • Experience with Jenkins and/or CloudBees.

Preferred Skills • Excellent problem-solving and communication skills. • Strong teamwork and collaboration abilities. • Ability to adapt to a fast-paced, evolving technology environment. • Attention to detail and commitment to delivering high-quality solutions. Education • Bachelor’s degree in Software Engineering, Computer Science, or a related discipline. Desired Certifications • DoDM 8140.03 DCWF Information Systems Security Developer (631), CSSLP, or CISSP. • Software development methodology certification, such as Scrum Master, highly desired Why QSS? At QSS, you'll support the design, deployment of advanced cybersecurity capabilities while contributing to the development and sustainment of a network operations environment designed to address emerging cyber threats.

Benefits Include: • Competitive compensation with annual performance bonuses • Premium Medical, Dental, & Vision coverage • Generous PTO plus Federal Holidays • 401(k) with company match • Professional development and certification support