Dennis served as a news film cameraman for WFBM-TV, and was awarded the “News Film Cameraman of the Year” for three consecutive years from 1967-69. He is a member of the WFBM team that won a Peabody Award for a series of programs examining and promoting race relations in Indianapolis.
He was a staff cameraman for NBC Network News in Cleveland and Pittsburgh, including coverage of ABSCAM, Organized Crime (1970-1991). He was part of a team that won a Peabody Award in 1985 for NBC News, “Vietnam Ten Years After,” and another Peabody award with ABC 10/10, “The Hunger Inside,” 1994.
He was a network freelance cameraman, conducting training sessions for the White House Communication Agency, lighting and camera for a variety of political interviews, documentaries and entertainment shows on NBC, CBS, ABC, CNN, MSNBC, FOX, A&E, and Court TV networks (1991-2002).
He was a technical director for White House Television (2003-10), overhauling the operations, training, standards, writing equipment manuals and configured all technical equipment that involved documenting all activities regarding the President and all top administration officials.
Dennis was directly responsible for switching over the White House TV to Sony XDCAM video operation to HD on inauguration day for President Obama. He designed and installed the audio system on Air Force One for traveling White House press corps to conduct interviews with the press secretary during flights, and designed and implemented productions packages to enable live streaming on presidential events away from the White House.