United Technologies Corp. (NYSE: UTX) has promoted 14-year company veteran Christopher Calio as president of UTC's Pratt & Whitney subsidiary in a move that will take effect in early 2020. He will succeed Robert Leduc, who is due to retire from the company next year after a four-decade career, UTC said Tuesday.

Lockheed Martin's (NYSE: LMT) Sikorsky subsidiary has secured a potential five-year, $91.3M contract to engineer and provide other support services for the U.S. Army's H-60 Black Hawk fleet.

Peraton has secured a potential five-year, $185.8M contract through the General Services Administration's One Acquisition Solution for Integrated Services vehicle to provide ground surveillance and domain awareness services at the U.S.-Mexico border.

DynCorp International has won a potential five-year, $118.7M task order via the Contracted Maintenance, Modification, Aircrew and Related Services contract vehicle to provide logistics support for U.S. Marine Corps aircraft.

ArmorWorks Enterprises has secured a potential five-year, $206.1M contract to supply the U.S. Air Force with payload transporters. Hill AF Base's Intercontinental Ballistic Missile Contracting Division procured the transport vehicles on a sole-source basis and obligated $31.3M in fiscal 2018 procurement funds, the Department of Defense said Wednesday.

Joy Jarrett, who holds 20 years of technology, healthcare and service industry experience, has joined management consulting services provider Guidehouse as chief marketing officer.

Leland Melvin, a 24-year NASA veteran, has joined the board of directors at nuclear components manufacturing company BWX Technologies (NYSE: BWXT).

Peraton has been awarded a potential five-year, $1.8B contract to help NASA manage space and ground infrastructure used for near-Earth missions.

A VT Systems subsidiary has received a potential $95M other transaction agreement to provide a simulation technology for use in U.S. Army collective training programs. The company said Monday it will develop components of the Training Management Tool and the Training Simulation Software designed to integrate with the military branch's synthetic training environment.

Cisco (Nasdaq: CSCO) has landed a potential two-year, $724M joint enterprise license agreement with the Defense Information Systems Agency to continue to provide technical support and services across the Department of Defense.