Systems Integrator (Senior)  Location: Reston, VA Clearance Required:  TS/SCI    Responsibilities Senior Systems Integrators support the Government by leading and overseeing the integrity of the NSG/ASG systems-of-systems enterprise. They lead and oversee planning, implementation approaches, testing, documenting, and maintaining solutions for total cloud services, systems or subsystems using defined processes and tools. They provide end-to-end system development life cycle support to the program.   Duties include: * Assists with leading and performing systems integration activities across the NSG, ASG and Federal Agencies to ensure timely and accurate GEOINT. * Assists with leading and overseeing a total systems perspective including a technical understanding of relationships, dependencies and requirements of cloud services, infrastructure and security domains. * Assists with overseeing the preparation of engineering plans and site installation technical design packages. * Oversees the work of Mid-, and Junior-level contractor Systems Integrators. Skills and Experience: Required: * Bachelor’s degree or higher in Computer Science, Information Technology, Management Information Systems, or related STEM degree program, or 12+ years of work experience as a Systems Integrator. * 12+ years of system integration working experience in government integrating large complex System of Systems or Service Oriented Architecture/Cloud environments. * TS/SCI clearance adjudication or ability to obtain SCI and pass a poly. Desired: * Working knowledge of Model Based Systems Engineering, processes, tools and languages.