Dennis Sager

Experience

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  NASA - National Aeronautics and Space Administration

  Jun 1967 - Aug 1967

  Engineering Trainee

  Involved in the flight test of the P1127 vertical takeoff jet (predecessor to the Harrier).

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  Northrop Grumman

  Jun 1968 - Dec 1969

  Trajectory Analyst (NASA Mission Control Center)

  I worked for TRW Systems in the Real Time Auxiliary Computing Facility in the NASA Mission Control Center in Houston during Apollos 7 through 12. I provided real-time trajectory, systems, and computational support of the Apollo lunar landing missions. I computed multiple trajectory and system related items such as mass properties (center of gravity), orbital and mid-course maneuvers, return to earth maneuvers, rendezvous maneuvers, guidance optics look angles, inertial platform reference matrices, re-entry simulations, astronaut radiation exposure, and astronaut EVA heat load. Show less

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  MITRE

  Dec 1969 - Aug 1975

  System Engineer

  1969-1975 (leave for graduate school August 1971- January 1973) - Systems Engineer in the development of air traffic control automation for the FAA. I worked at the FAA's Experimental Center in Atlantic City, NJ from 1969 to 1971. After returning from receiving my master's degree at MIT, I worked in the McLean, VA office. I worked on the development of the first computerized en route air traffic control system. I was given the task of redesigning the radar controller computer input. Developed the first electronic tabular display design for the D-controller. Worked on studies of computer workload requirements for flight data processing. Wrote test plans for evaluating changes in the en route system. Conducted studies of numerous small items such as weather display, trackball display errors, and change from magnetic to true north alignment. Also worked several hours every two weeks from 1982 to 1987 as an engineer advising on air traffic control input and display while practicing medicine full time.MIT Show less

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  Massachusetts Institute of Technology

  Sept 1971 - Feb 1973

  Research Assistant

  I worked as a Research Assistant in the MIT Flight Transportation Lab (now The MIT International Center for Air Transportation) while working on Master’s degree. Developed curved microwave landing system approaches and evaluated them utilizing airline pilots in a flight simulator. Also conducted a study of the impact of the Railway Labor Act on the airlines.

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  Dennis Sager, M.D.

  Oct 1981 - now

  Internal Medicine Physician

  I currently practice Internal Medicine in Reston, VA. I have been recognized as a Top Doctor by Washingtonian Magazine.

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  Fairfax County Police Disability Retirement Board

  Jan 1982 - now

  Medical Advisor

  I review Fairfax County Police Department medical disability retirement applications. I advise the Retirement Board on medical aspects of the retirement applications and review reports from treating physicians. I make recommendations to the Board on whether the provided medical information seems reasonable and whether further reports are needed.

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  Federal Aviation Administration

  Jan 1982 - now

  Senior Aviation Medical Examiner

  I perform aviation medical examinations to certify that airline and private pilot are medically fit to serve as aircraft crew members. Although I am not an FAA employee, I serve as a designated examiner under the authority of the FAA.

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  The George Washington University School of Medicine and Health Sciences

  Mar 1986 - Jun 2017

  Associate Clinical Professor of Medicine

  I was on the volunteer faculty of the George Washington University School of Medicine. Medical students rotated through my office to gain exposure to the office practice of primary care medicine.

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  Reston Hospital

  Jan 1993 - Dec 1994

  Chairman, Department of Medicine

  Served as Chairman of the Department of Medicine of the Reston Hospital