Marleen Sundgaard Email & Phone Number

Littleton, Co, Us

Bethesda, Md, Us

Testbed Lead - Responsible for the spacecraft test lab environments, hardware & software integration, and lab operations.Orion Ground Data Systems (GDS) Systems Lead - Responsible for GDS of the Orion Program flight operations and test operations at Kennedy Space Center, Lockheed Martin Waterton Facility, and Houston LM Support Facility.- Artemis/Orion Test Lab MJ Lead - Led a team of Ground Data System Engineers in the Artemis OTL. Responsible for the monitoring of health and status in various labs in IRF; Orion Integrated Test Lab, Vehicle Management Computer Test Lab, etc. Responsible for team schedule, team certifications, operational changes, and training.- Authored the GDS Console Book to provide guidance to the GDS team during Mission Simulations, Mission Tests, and Mission Operations.- Led team through the functional checkout of the Lab Video Recorder EGSE Rack for Mission groundrecording. Including authoring the Equipment Functional Checkout Procedure and reviewing all documentation.Ground Data Systems Architecture IRAD - Developed a Ground Data System Architecture that could be implemented in future spacecraft designs. Worked on the ATLO and Testbed interfaces to all GDS systems to evaluate the changes necessary to implement a SoftFEP system into future systems, and current mission designs.Human Lander System Testbed/Lab Engineer - Developed a testbed that would successfully test the Flight Software, Simulation Software, Mission Scenarios, Ground Data System, and hardware that makes up the Ascent Element for the National Team Human Landing System. Created documentation that includes Testbed Loading for shift allocations and requirements, Testbed diagrams showing the high level interconnection of the lab, and processes that will need to be followed when operating the testbed. Authored test information sheets (TIS) for the Electrical Power Systems on the AE, including Power and Data Units, Solar Arrays, and Power Distribution Testing.

Pasadena, Ca, Us

- InSight Mars Lander Testbed Lead. Manage the testbed personnel and lab. Manage testing and troubleshooting of hardware and software, including the STL3 testbed electronics and the lander engineering model (aka ForeSight) in the sandbox. Work with line and project management on schedules, budgets, and coordination of all activities in the testbed. Write procedures to integrate electrical components into the testbed and mechanical operations in the testbed. Responsible for safety of all personnel and hardware in the testbed including engineers, technicians, testbed users, EM components, STL3 electrical racks, mechanical components, and visitors to the testbed. - Psyche Flight System Testbed Lead. Manage testbed personnel and lab. Manage testing and troubleshooting of hardware and software. Work with line and project management on schedules, budgets, and coordination of all activities in the testbed. Write procedures to integrate electrical components into the testbed. Responsible for safety of all personnel and hardware in the testbed including engineers, technicians, testbed users, EM components, electrical racks, mechanical components, and visitors to the testbed. Other roles at JPL -Europa Testbed engineer. Authored Test Plans for the Europa Testbed integration and certification phase. Created documentation to verify all required program requirements are in place that effectively and efficiently utilize the system testbed. A Subject Matter Expert for the NASA Engineering & Safety Center (NESC) Commercial Crew Program (CCP) Verification & Validation (V&V) Assessment Team. Duties include reviewing current CCP V&V Requirements and their flowdown into Provider (SpaceX & Boeing) documented V&V requirements and plans.Publication: T. Imken, K. Ali, P. Bailey, P. Mishra, J. Penrod, M. M. Sundgaard, C. Sorice, and M. Williams, "Preparation and Execution of the InSight Instrument Deployment Phase," 2020 IEEE Aerospace Conference, Big Sky, MT, 2020, pp. 1-13

Bethesda, Md, Us

Orion Program; Littleton, CO;Led procedures and tests through full development cycles including: authoring the procedure and automated test scripts, authoring the test information sheets for the detailed test plan, taking procedures through review cycles, running script checkout tests on simulation software and testbeds, and troubleshooting test checkout issues. Acted as responsible test engineer for tests during multiple test phases leading up to launch. Responsible for spacecraft connector configuration control. Acted as chairman for the committee for Launch Commit Criteria. Acted as System Test Engineer for testing at Kennedy Space Center; responsibilities were to run the test software and scripts, troubleshoot software and spacecraft issues, and monitor the health of the spacecraft during test.GOES-R Program; Littleton, CO;Lead test engineer for the Propulsion & Electrical Power Subsystems. Authored Spacecraft Emergency Plan that included all contingencies for emergencies both spacecraft and human factor related. Created full spacecraft connector matrix for procedure writing and system testing.GRAIL Program; Littleton, CO;Author for Power Distribution and Propulsion Test Procedures as well as Mission Science Verification Tests on the GRAIL satellites. Performed tests in an Integrated Spacecraft Test Laboratory in preparation for execution on the twin GRAIL Spacecrafts. Orion Program; Houston, TX;Avionics System Design Engineer. Responsible for the Orion internal interface design between Propulsion and Avionics and the Avionics external interface design between Orion and Altair (Lunar Lander). Advanced EHF Program; Sunnyvale, CA;Electrical test engineer for the Advanced Extremely High Frequency (AEHF) communications satellite. Responsible for electrical operations interface with Hall Current Thruster Simulator and Solar Array Simulator for testing.

Pasadena, Ca, Us

Analyzed Mars Orbiter Camera images to obtain the probability of the Phoenix Mars Lander impacting a boulder upon landing. Worked under Matthew Golombek on a team of four undergraduates. Also, assessed the boulder hazards associated with potential landing sites on Mars.Publication: Golombek, M. P., Huertas, A., Marlow, J., McGrane, B., Klein, C., Martinez, M., Arvidson, R. E., Heet. T., Barry. L., Seelos, K., Adams, D., Li, W., Matijevic, J. R., Parker, T., Sizemore, H. G., Mellon, M., McEwen, A. S., Tamppari. L. K., and Cheng, Y., Size-frequency distributions of rocks on the northern plains of Mars with special reference to Phoenix landing surfaces: Journal of Geophysical Research, Planets, v. 113, E00A09, doi:10.1029/2007JE003065. (2008)

Pasadena, Ca, Us

Lead propulsion engineer on the spacecraft design engineering team for the Safe on Mars concept study. Worked with a team of undergraduate and graduate students to develop two complete Mars mission designs. Designs had the primary objective of determining the safety requirements for a manned mission to Mars by landing three unmanned spacecrafts on the surface. Worked with Team X on designs for maximum functionality. Designed the Propulsion system for the two missions, EMPHASIS and SPHERE.

Madison, Wi, Us

Research Student for Dr. Ralf Wehlitz on the Double Photoionization of Lithium at Medium Energies.Publications:R. Wehlitz, J. Colgan, M.M. Martinez, J. B. Bluett, D. Lukić, and S.B. Whitfield. “Double Photoionization Processes in Lithium.” J. Electron Spectrosc. Relat. Phenom. 144-147, 59-62 (2005)R. Wehlitz, M.M. Martinez, J. Bluett, D. Lukić, and S. Whitfield. “Double-to-single photoionization ratio of lithium at medium energies.” Phys Rev A 69 062709-1 - 062709-6. (2004)

Toledo, Oh, Us

Research Assistant to Dr. Steven Federman on the Abundance of CH+ in the Vicinity of the Pleiades.Publication: A.M. Ritchey, M. Martinez, K. Pan, S.R. Federman, and D.L. Lambert, “The Nature of Interstellar Gas toward the Pleiades Revealed in Absorption Lines.” Ap. J. 649, 788 (2006).

Bachelor Of Science, Aeronautical & Astronautical Engineering

Master Of Science, Systems Engineering