Posted today
Top Secret/SCI
Unspecified
Full Scope Polygraph
IT - Security
Mc Lean, VA (On-Site/Office)
Job Title: Cyber Security Project Engineer
Location: On-site McLean, VA
Clearance Required: Active TS/SCI with Full Scope Polygraph
Company: Quantum Science Solutions (QSS)
Rate: Open
Position Overview
Quantum Science Solutions (QSS) is seeking an experienced Cyber Security Project Engineer to support a mission-critical federal program in McLean, VA. This role operates within a secure Agile DevSecOps environment and is responsible for engineering, integrating, securing, and sustaining cloud-based systems and applications in compliance with enterprise security, accreditation, and operational requirements.
The Cyber Security Project Engineer will provide hands-on technical expertise across secure software development, cloud infrastructure, data protection, system accreditation, and continuous monitoring, ensuring systems remain resilient, compliant, and mission ready throughout their lifecycle.
Key Responsibilities
• Engineer, develop, and secure cloud-based systems using enterprise SecDevOps toolchains supporting CI/CD pipelines and microservices architectures.
• Perform full-stack application development using Vue (JavaScript), FastAPI (Python), and PostgreSQL hosted on AWS RDS.
• Design, deploy, and maintain infrastructure-as-code solutions for cloud networking, services, and application environments.
• Deploy, operate, and sustain secure web services across cloud infrastructures.
• Implement cloud infrastructure resiliency, high availability, and on-demand scaling practices.
• Engineer secure and usable user interfaces, establishing standards for usability and accessibility.
• Architect and develop large-scale data solutions supporting efficient search, analytics, and reporting.
• Perform entity resolution across large and continuously growing data sets.
• Facilitate and support Assessment and Authorization (A&A) activities and system accreditation efforts.
• Manage data set permissions and access controls in accordance with security and governance requirements.
• Ensure IT security compliance through auditing, monitoring, and continuous assessment.
• Develop and implement configuration management plans and processes for software applications and databases.
• Develop and deploy containerized applications using Podman.
• Operate and maintain systems across development and production environments, including FidOS and CLSE.
• Provide operations and maintenance support for cloud infrastructure, applications, and databases.
• Resolve defects, implement enhancements, and evolve system functionality to support mission needs.
• Perform continuous monitoring of system functionality and data ingestion during business hours.
• Maintain Interface Control Documents (ICDs) defining data standards and allowable ingestion schemas.
• Develop and maintain system documentation, user guides, and training materials.
Mandatory Skills & Experience
• Demonstrated experience in software design and development using enterprise SecDevOps tools.
• Experience supporting CI/CD pipelines and microservices architectures on cloud infrastructure.
• Full-stack development experience using Vue (JavaScript), FastAPI (Python), and PostgreSQL (AWS RDS).
• Experience implementing infrastructure-as-code for cloud networking and service administration.
• Experience deploying, operating, and maintaining cloud-based web services.
• Experience implementing cloud resiliency, scalability, and availability strategies.
• Experience architecting and developing large-scale data solutions.
• Experience performing entity resolution across large data sets.
• Experience facilitating system accreditation and A&A processes.
• Experience managing data set permissions and access controls.
• Experience with IT security compliance, auditing, and monitoring.
• Experience developing and implementing configuration management processes.
• Experience working with operating systems including FidOS and CLSE.
• Experience developing containerized applications using Podman.
• Experience working in Agile and DevSecOps environments.
Education Requirement
• Bachelor’s degree in Cybersecurity, Engineering, Computer Science, Information Systems, or a related technical field.
• Equivalent professional experience may be substituted on a year-for-year basis.
Preferred Skills
• Cloud architecture or cloud services certification.
• Experience operating and maintaining systems in highly secure environments.
• Experience supporting systems on JWICS.
• Experience ingesting data records into software applications.
• Experience handling exceptional data records and safeguarding sensitive information.
• Experience developing and maintaining digital content using platforms such as Confluence.
• Experience designing and developing AI/ML or deep learning solutions at scale.
• Experience using analytics and quality assurance platforms such as Sigma and Analytic Workbench.
• Experience deploying applications using Kubernetes or similar orchestration platforms, including AWS EKS.
• Experience developing applications using standardized enterprise templates.
• Experience using enterprise tools to support A&A processing and data permission management.
• Experience working with Sponsor-developed operating systems including FidOSand CLSE.
Why Join QSS?
At QSS, you’re not just filling a role, you’re shaping mission-critical solutions that keep our
nation secure. We invest in your growth, foster innovation, and reward technical excellence.
Employee Benefits
• Competitive Compensation & Performance Bonuses
• Premium Medical, Dental & Vision Insurance
• Generous Paid Time Off (PTO) and Federal Holidays
• 401(k) with Company Matching
Location: On-site McLean, VA
Clearance Required: Active TS/SCI with Full Scope Polygraph
Company: Quantum Science Solutions (QSS)
Rate: Open
Position Overview
Quantum Science Solutions (QSS) is seeking an experienced Cyber Security Project Engineer to support a mission-critical federal program in McLean, VA. This role operates within a secure Agile DevSecOps environment and is responsible for engineering, integrating, securing, and sustaining cloud-based systems and applications in compliance with enterprise security, accreditation, and operational requirements.
The Cyber Security Project Engineer will provide hands-on technical expertise across secure software development, cloud infrastructure, data protection, system accreditation, and continuous monitoring, ensuring systems remain resilient, compliant, and mission ready throughout their lifecycle.
Key Responsibilities
• Engineer, develop, and secure cloud-based systems using enterprise SecDevOps toolchains supporting CI/CD pipelines and microservices architectures.
• Perform full-stack application development using Vue (JavaScript), FastAPI (Python), and PostgreSQL hosted on AWS RDS.
• Design, deploy, and maintain infrastructure-as-code solutions for cloud networking, services, and application environments.
• Deploy, operate, and sustain secure web services across cloud infrastructures.
• Implement cloud infrastructure resiliency, high availability, and on-demand scaling practices.
• Engineer secure and usable user interfaces, establishing standards for usability and accessibility.
• Architect and develop large-scale data solutions supporting efficient search, analytics, and reporting.
• Perform entity resolution across large and continuously growing data sets.
• Facilitate and support Assessment and Authorization (A&A) activities and system accreditation efforts.
• Manage data set permissions and access controls in accordance with security and governance requirements.
• Ensure IT security compliance through auditing, monitoring, and continuous assessment.
• Develop and implement configuration management plans and processes for software applications and databases.
• Develop and deploy containerized applications using Podman.
• Operate and maintain systems across development and production environments, including FidOS and CLSE.
• Provide operations and maintenance support for cloud infrastructure, applications, and databases.
• Resolve defects, implement enhancements, and evolve system functionality to support mission needs.
• Perform continuous monitoring of system functionality and data ingestion during business hours.
• Maintain Interface Control Documents (ICDs) defining data standards and allowable ingestion schemas.
• Develop and maintain system documentation, user guides, and training materials.
Mandatory Skills & Experience
• Demonstrated experience in software design and development using enterprise SecDevOps tools.
• Experience supporting CI/CD pipelines and microservices architectures on cloud infrastructure.
• Full-stack development experience using Vue (JavaScript), FastAPI (Python), and PostgreSQL (AWS RDS).
• Experience implementing infrastructure-as-code for cloud networking and service administration.
• Experience deploying, operating, and maintaining cloud-based web services.
• Experience implementing cloud resiliency, scalability, and availability strategies.
• Experience architecting and developing large-scale data solutions.
• Experience performing entity resolution across large data sets.
• Experience facilitating system accreditation and A&A processes.
• Experience managing data set permissions and access controls.
• Experience with IT security compliance, auditing, and monitoring.
• Experience developing and implementing configuration management processes.
• Experience working with operating systems including FidOS and CLSE.
• Experience developing containerized applications using Podman.
• Experience working in Agile and DevSecOps environments.
Education Requirement
• Bachelor’s degree in Cybersecurity, Engineering, Computer Science, Information Systems, or a related technical field.
• Equivalent professional experience may be substituted on a year-for-year basis.
Preferred Skills
• Cloud architecture or cloud services certification.
• Experience operating and maintaining systems in highly secure environments.
• Experience supporting systems on JWICS.
• Experience ingesting data records into software applications.
• Experience handling exceptional data records and safeguarding sensitive information.
• Experience developing and maintaining digital content using platforms such as Confluence.
• Experience designing and developing AI/ML or deep learning solutions at scale.
• Experience using analytics and quality assurance platforms such as Sigma and Analytic Workbench.
• Experience deploying applications using Kubernetes or similar orchestration platforms, including AWS EKS.
• Experience developing applications using standardized enterprise templates.
• Experience using enterprise tools to support A&A processing and data permission management.
• Experience working with Sponsor-developed operating systems including FidOSand CLSE.
Why Join QSS?
At QSS, you’re not just filling a role, you’re shaping mission-critical solutions that keep our
nation secure. We invest in your growth, foster innovation, and reward technical excellence.
Employee Benefits
• Competitive Compensation & Performance Bonuses
• Premium Medical, Dental & Vision Insurance
• Generous Paid Time Off (PTO) and Federal Holidays
• 401(k) with Company Matching
group id: 91142086
