Endeavor Robotics, Inc ., Chelmsford, Massachusetts, was awarded a $109,044,937 hybrid contract for procurement of up to 350 Common Robotic System - Heavy Systems, refurbishment of systems associated spare parts, test support, user training support, and logistics development.  U.S. Army Contracting Command, Warren, Michigan, is the contracting activity.

Lockheed Martin Corp ., Littleton, Colorado, has been awarded a ceiling amount of $3,329,600,000 single award contract for combined orbital operations, logistics, and resiliency support services.  This contract provides for operations, sustainment, and enhancement activities to support the Advanced Extremely High Frequency, Milstar and Defense Satellite Communications System III programs.  Work will be performed at Peterson Air Force Base, Colorado; Schriever Air Force Base, Colorado; and in Sunnyvale, California. The Space and Missile System Center, Peterson Air Force Base, Colorado, is the contracting activity.

Raytheon Co ., Largo, Florida, has been awarded an $86,756,767 contract for the Presidential and National Voice Conferencing (PNVC) Integrator contract.  The PNVC capability is a new requirement for use by the president of the United States (POTUS), secretary of defense, chairman of the Joint Chiefs of Staff, combatant commanders and other senior leaders.  The POTUS and national leadership require worldwide, secure, survivable voice conferencing capability that supersedes and improves upon the existing Milstar Survivable Emergency Conferencing Network system.  The PNVC capability will incorporate improved voice quality, reduced latency, high availability, increased number of subscribers, and a new conference management capability for the user community.  Work will be performed in Marlborough, Massachusetts. The Family of Advanced Beyond Line-of-Sight Terminals Contracting office, Hanscom Air Force Base, Massachusetts, is the contracting activity.

Bechtel Plant Machinery, Inc ., Monroeville, Pennsylvania, is being awarded a $913,536,186 contract modification for Naval nuclear propulsion components.  Work will be performed in Monroeville, Pennsylvania, and Schenectady, New York. The Naval Sea Systems Command, Washington DC, is the contracting activity.

Lockheed Martin Corp ., Fort Worth, Texas, is being awarded a $184,581,519 contract modification to establish organic depot level repair capabilities for F-35 systems under the low-rate initial production Lot 11 non-annualized sustainment contract in support of the Air Force, Marine Corps, Navy, and non-Department of Defense (DoD) participants.  Systems included are common components, conventional controls, surfaces and edges, electrical/mechanical activation, firewall shutoff valve, radar, wing flap actuator system, hydraulic power generation system, arresting gear, standby flight display, fuel system, exterior lighting, gun system control unit, filter modules, thermal management system fan, alternating current contactor module and rudder pedals.  Work will be performed in Fort Worth, Texas; Melbourne, Florida; Linthicum Heights, Maryland; Torrance, California; Palmdale, California; Grand Rapids, Michigan; Milwaukee, Wisconsin; Los Angeles, California; Montville, New Jersey; East Aurora, New York; New Port Richey, Florida; Williston, Vermont; Tucson, Arizona; Irvine, California; Mansfield, Ohio; Helmond, Netherlands; Cheltenham, United Kingdom; and Lancashire, United Kingdom.  The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.

Raytheon Co., Integrated Defense Systems , San Diego, California, is being awarded a $61,531,220 contract for Global Positioning System-Based Positioning, Navigation, and Timing Service (GPNTS) software support.  GPNTS is used to receive, process, and distribute three-dimensional position, velocity, acceleration, attitude, time, and frequency in the formats required by shipboard user systems.  The software support will include development, integration and test of improvements, correction of deficiencies, preparation and delivery of engineering interim/final software builds and inputs for the GPNTS software requirements and configuration baseline.  The contract includes a base ordering period of five years, with a subsequent three-year option and a final two-year option for a total of 10 years should all options be exercised.  The option periods, if exercised, would bring the cumulative value of this contract to $100,345,487. Work will be performed in San Diego, California. The Naval Information Warfare Systems Command, San Diego, California, is the contracting activity.

Rolls-Royce Corp ., Indianapolis, Indiana, has been awarded a maximum $67,076,432 requirements contract for supplies related to the upgrade of the T-56 engine from series 3.0 to series 3.5.  Location of performance is Indiana. Using military services are Air Force and Navy.  The contracting activity is the Defense Logistics Agency Aviation, Richmond, Virginia.

CH2M Hill Constructors, Inc ., Englewood, Colorado; Environmental Chemical Corp ., Burlingame, California; Kellogg, Brown, and Root Services, Inc ., Arlington, Virginia; and URS Group, Inc ., Morrisville, North Carolina, are awarded a $92,000,000 modification to increase the maximum dollar value of a multiple award contract for global contingency construction projects. The work to be performed provides for the Navy, the Navy on behalf of the Department of Defense, and the Navy on behalf of other federal agencies when authorized, an immediate response for construction services. The construction and related engineering services would respond to natural disasters, humanitarian assistance, conflict, or projects with similar characteristics. Work will be predominately construction. The contractor, in support of the construction effort, may be required to provide initial base operating support services, which will be incidental to construction efforts. Work will be performed worldwide. After award of this modification, the total cumulative contract value will be $1,058,000,000. The Naval Facilities Engineering Command, Atlantic, Norfolk, Virginia, is the contracting activity.