Collins Aerospace has secured a potential 10-year, $700M indefinite-delivery/indefinite-quantity contract from the U.S. Air Force to manufacture ejection seat systems for the branch's mission defense platforms.

The Department of Homeland Security has awarded CACI International (NYSE: CACI) a five-year $86.5M task order to help DHS' investigative unit analyze data in efforts to combat fraud, crime, risk and terrorism.

Lanham, Maryland-based a.i. solutions has won a potential five-year, $203.2M contract to advise and assist the Missile Defense Agency on quality and mission assurance matters.

The National Science Foundation has asked the commercial, government, academic and nonprofit sectors to suggest research topics for inclusion in the agency's fiscal 2022 Convergence Accelerator program. NSF will accept ideas until Nov. 9.

Don McMaster, a government health care market veteran, has joined DLH Holdings (Nasdaq: DLHC) as director of the company's federal health group. He previously held positions at Maximus (NYSE: MMS) and ICF (Nasdaq: ICFI).

Brian Teeple, former chief technology officer and chief data officer at the Department of Homeland Security, has joined Redhorse Corp. as vice president for digital solutions. He brings more than two decades of public and private sector experience to his new position.

Cape Environmental Management will continue to help the U.S. Navy implement remedial actions within the Naval Facilities Engineering Command Pacific's area of responsibility under a $90M indefinite-delivery/indefinite-quantity contract modification.

Kim Cirka, partner at Guidehouse and a project management professional, has been named leader for the company's public health segment.

Peraton will continue to help the U.S. Navy develop, field and operate reentry body systems for the service branch's Fleet Ballistic Missiles under a follow-on contract worth potentially $102M over five years.

The General Services Administration is seeking feedback from industry on emerging technologies that could be covered by the Polaris small business governmentwide acquisition contract for information technology support services.