MTSI is a recognized industry leader in the research, design, evaluation and testing of complex multi-level security mission systems and mitigating areas of non-compliance to an acceptable residual risk that will result in an Approval to Operate (ATO) by the Authorizing Official. Our processes align with the six steps of the Risk Management Framework (RMF) and are based on a methodology that has evolved over 20 years of serving customers from multiple government and commercial sectors and emulated by others.