Custom Software Engineering
NAICS 541511
Design and development of secure, user-centered web applications, APIs, and system integrations built to modern engineering standards.
Veteran-led · U.S. Federal IT
Quantum Quest Systems Corp
Mission-ready software, AI, and secure cloud for U.S. federal agencies.
We build modern, secure, and maintainable technology for government missions — engineered with security from the first commit and delivered in short, transparent increments.
What we deliver
Core Capabilities
Focused capabilities aligned to how agencies are modernizing today.
AI / ML
Applied & responsible AI
Practical machine learning, data pipelines, and generative AI solutions with an emphasis on transparency, evaluation, and responsible use.
DevSecOps
Security built in
Automated CI/CD pipelines with integrated security scanning, infrastructure as code, and practices that support continuous authorization goals.
Cloud & SaaS
Modernize & migrate
Cloud-native architecture, migration, and SaaS configuration on major commercial and government cloud platforms, with cost and security in view.
Why QQS
Our Approach
Veteran-led
Founded and led by a service-disabled U.S. veteran who understands mission focus, accountability, and the people our work serves.
Security-first
DevSecOps practices from day one — automated testing, dependency and code scanning, and least-privilege design baked into every delivery.
Agile delivery
Short iterations, working software early, and clear communication so stakeholders see progress and can steer priorities.
U.S.-based leadership, scalable team
U.S.-based leadership accountable for every engagement, supported by a technical team that can scale to fit project scope.
Certification in process: SDVOSB. Service-Disabled Veteran-Owned Small Business certification has been initiated and is not yet granted.
Company Facts
- Primary NAICS
- 541511
- UEI
- [UEI: pending]
- CAGE
- [CAGE: pending]
- SAM.gov
- Registration: in process
Get in touch
Contact Us
Contracting officers, program teams, and prime contractors — we welcome a conversation about your mission needs and teaming opportunities.