A CMMI® Maturity Level 3 Company
GSA Certified HSPD-12 Systems Integrator

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Headquartered in Gaithersburg, Maryland, QSSI is a mature CMMI® SE/SW Maturity Level 3 rated firm that has adopted a disciplined approach to development of IT & management solutions. This ensures our ability to consistently deliver on time and within budget and exceed our customers' expectations.

Our Expertise

QSSI specializes in developing and implementing solutions that span the entire Software Development Lifecycle (SDLC), Critical Infrastructure, and Business Integrated Services which deliver high value to our customers. Our skilled consultant teams help clients integrate technology to fit their business needs. We provide our clients with a full array of services in a number of specialty practice areas, including:

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Our Values

QSSI was founded on a set of guiding principles that include ethics, teamwork, and innovation. We establish long-term relationships based on mutual trust, respect, perseverance, and continuous communication with our customers. We expect our associates, at every level, to conduct themselves with honesty and integrity in all relationships with customers and employees.

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Our Differentiators

QSSI is uniquely recognized through its stability, mature processes, technological edge, strategic geographic presence, highly technical employee base, and financial strength. QSSI is indeed your partner of choice to help you implement a long term technology strategy. QSSI is committed to do all that we can to perform in the most exceptional manner, to keep your interests and objectives foremost in our priorities, and to maintain your trust. We provide technology solutions that will help you achieve next-level success.