Coordinate with stakeholders (e.g., Marine Corps Operational Test and Evaluation Activity, Office of the Secretary of Defense, Naval Air Systems Command, Naval Sea Systems Command, USMC Installations, Joint Services, and Combatant Commands) to support USMC activities associated with sustaining, upgrading and modernizing USMC range and training areas (RTA's). rovide assistance in technical, analytical, and review of USMC training systems and equipment, planning documents; assessing requirements, solutions, and investment strategies for RTAs to include joint operations, Opposing Forces, and space-based operations and submitting recommended actions to the Range Training Systems and Support section as required.