Seeking a challenging opportunity to excel and provide leadership in space operations utilizing my experience and education in management, leadership, training, and satellite command and control.
Twenty-four years experience in satellite operations; extensive background in military Super High Frequency (SHF) tactical and strategic satellite communications for the Defense Satellite Communications System (DSCS); member of Chandra X-ray Observatory flight operations team; possess strong organizational skills; able to communicate effectively on technical and personal levels; and excel in almost any environment to become a valued asset.
Satellite Systems Engineer – Mission Planner
Northrop Grumman – Chandra X-ray Observatory 2006-present
As Mission Planner, scheduled day-to-day activities on-board the spacecraft; planned and created stored command sequence loads for all house-keeping activities and scientific observations; conducted integration and regression tests for all new software and software updates. As Command Manager, created and verified command loads for uplink to the spacecraft. As Mission Scheduler, coordinated and scheduled supports with the Deep Space Network (DSN) utilizing DSN assets; acted as liaison between Jet Propulsion Laboratories (JPL) and Chandra Flight Operations Team (FOT), implementing and testing the Service Preparation Subsystem (SPS) and the SPS Tigras scheduling software. Developed a comprehensive regression test plan for the testing of new software releases; and led the Mission Planning team’s regression and functional testing of new software releases.
Senior Operations Controller
Northrop Grumman – Chandra X-ray Observatory 1998-2006
Senior Operations Controller (OC) on the Chandra Flight Operations Team (FOT), responsible for commanding the satellite and monitoring telemetry. As OC, direct the execution of commanding per approved support plans; monitor telemetry; and implement approved contingency procedures, as required. Off-console procedural duties include: create and update operations procedures, scripts, and displays; develop and present operations training; write problem reports and participate in the investigation and resolution of said problems. Provide support to the engineering staff during anomaly resolution. Conduct the daily operations meeting, providing the Daily Operations Report to NASA, Smithsonian Astrophysical Observatory (SAO), and FOT. As shift supervisor, review crew performance and provide input for personnel evaluations. Interface directly with JPL and DSN. Direct DSN activities during supports, and coordinate contingency supports with JPL. Performed pre-launch and launch activities as member of Chandra launch team. Developed tools used during launch, during On-Orbit Activation and Checkout (OAC), and during normal day-to-day operations. Selected as a member of the Avionics Software Validation Test (ASVT) support team as an ASVT operator/maintainer. Selected to be a member of the DSN scheduling team. Lead FOT representative for the Chandra Operations Control Center during non-business hours.
Senior Satellite Network Controller
United States Army Space and Missle Defense Command 1990-1998
Senior Satellite Network Controller/ Shift Supervisor for DoD satellite control system vital to national security. Managed Defense Satellite Communication System Operational Support Subsystem and Defense Satellite Communication System Network Planning Software. Trained and oversaw the conduct of soldiers. Operated and maintained satellite control equipment. Used spectrum analyzers, oscilloscopes, multi-meters, frequency generators, network scalar/analyzer, power meters, bit error test sets, and other equipment in the troubleshooting of satellite communications ground equipment. Assisted in the troubleshooting and configuring of Defense Support Program (DSP) circuits. Conducted operations testing of the MILSTAR communications satellite constellation for the United States Air Force. Interfaced directly with satellite communications terminal operators, civilian contractors, and several Department of Defense agencies.
Education and Specialized Training:
Bachelor of Science in Management, University of Phoenix
Associate of Arts, General Studies, Frederick Community College
US Army Basic Non-Commissioned Officer Course
US Army Primary Leadership Development Course
Satellite Communications Controller (ASI 1C)
Satellite Communications System Repairer (31S)
AN/FSC-78 Maintenance Training
DSCS Satellite Control/Configuration Element (SCCE) Operations
Satellite Communications Network Engineering
Patch and Test Facility Course
DSCS Operations Center System Interface Subsystems Patch and Test Facility, Frequency Converter Subsystem, Radio-Frequency Interface Subsystem
DSCS Network Planning Software III Theory and Operations
NASA: Group Achievement Award (2005)
NASA: Group Achievement Award (2002)
Bucher, Sabina ; Williams, Brent S.; Pendexter, Misty R.; Balke, David W.
"Chandra mission scheduling on-orbit experience", Proc. SPIE 7016, Observatory Operations: Strategies, Processes, and Systems II, 70160W (July 12, 2008); DOI:10.1117/12.789392; http://dx.doi.org/10.1117/12.789392
Davis, William; Hurley, Sabina; Williams, Brent S.; Balke, David W.; “Operational Challenges Presented by the Future Orbit of the Chandra X-Ray Observatory”, American Institute of Aeronautics and Astronautics Chapter (25 April 2010); DOI: 10.2514/6.2010-2050
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