Latest Space News
Mon, 15 Oct 2018 11:06:30 +0000
NASA Administrator Jim Bridenstine said he believes launches of crewed Soyuz spacecraft will resume “on schedule” after last week’s launch failure, avoiding the possibility of leaving the International Space Station without a crew. SpaceNews.com
Mon, 15 Oct 2018 11:00:58 +0000
Phase Four, an El Segundo, California startup, is expanding its leadership team as part of a campaign to direct its advanced electric propulsion system toward the growing satellite constellation market. SpaceNews.com
Sat, 13 Oct 2018 20:34:53 +0000
With the International Space Station likely to have only a three-person crew for an extended period, researchers expect there will be less time devoted to research. SpaceNews.com
Sat, 13 Oct 2018 16:35:04 +0000
Virgin Galactic’s chief executive says the company is approaching the “next phase” of the flight test program for the company’s SpaceShipTwo suborbital vehicle as the company’s founder predicts the company reaching space in “weeks.” SpaceNews.com
Sat, 13 Oct 2018 00:56:05 +0000
As one group of engineers continues to diagnose a gyro problem that has sidelined the Hubble Space Telescope, another is dealing with a problem that has put operations of another large space observatory on hold. SpaceNews.com
Fri, 12 Oct 2018 22:34:35 +0000
Luck is not a plan. Yet up to now Congressional appropriators and senior NASA officials are mostly relying on luck to keep us safe from catastrophic fatalities resulting from the surprise impact of an unseen asteroid. SpaceNews.com
Fri, 12 Oct 2018 18:03:30 +0000
The next-generation crewed spacecraft will be the payload for the first flight of the Long March 5B launch vehicle, a variant of the Long March 5 and designed for lofting large modules of the planned Chinese Space Station. SpaceNews.com
Fri, 12 Oct 2018 17:45:51 +0000
Defense officials have been sounding alarms about what they describe as a glaring national security vulnerability — a new class of ultrafast weapons being developed by China and Russia that would overpower U.S. missile defenses. SpaceNews.com
Fri, 12 Oct 2018 12:41:27 +0000
Roscosmos now says one of the Soyuz rocket’s four strap-on boosters failed to properly separate and nicked the core stage. SpaceNews.com
Fri, 12 Oct 2018 11:39:24 +0000
The Senate confirmed James Morhard to be NASA’s deputy administrator late Oct. 11. SpaceNews.com
Fri, 12 Oct 2018 11:22:45 +0000
Members of an independent NASA safety panel said they were worried that the Oct. 11 Soyuz launch failure could make safety concerns with the agency’s commercial crew program even worse. SpaceNews.com
Fri, 12 Oct 2018 02:25:11 +0000
Arianespace said Oct. 11 it’s too soon to say whether the Soyuz-ST rockets it uses to launch satellites from South America will be grounded following the failure of a Russian Soyuz-FG rocket carrying crew to the International Space Station. SpaceNews.com
Thu, 11 Oct 2018 23:20:38 +0000
Phase 2 of the Launch Service Agreement will be an open competition. All there winners have to compete - or they would have to return their development funds back to the government. SpaceX presumably would bid as well. SpaceNews.com
Thu, 11 Oct 2018 22:25:50 +0000
LeoSat’s strategic partners, Spanish satellite operator Hispasat and Sky Perfect Jsat of Japan, are helping the constellation developer update its satellite design. SpaceNews.com
Thu, 11 Oct 2018 21:10:58 +0000
Fresh off the success of a recent contract win to connect IBM Cloud customers with O3b satellites, SES’s chief executive said many of the operator’s future geostationary satellites will have attributes of O3b to appeal to more cloud networks. SpaceNews.com
Thu, 11 Oct 2018 17:48:45 +0000
With Russia’s Soyuz spacecraft grounded for an indefinite period, NASA managers said Oct. 11 that they will look at ways to keep the current International Space Station crew in orbit for an extended period if needed. SpaceNews.com
Thu, 11 Oct 2018 15:23:20 +0000
Thursday’s dramatic launch abort was the first time a crewed spacecraft bound for the ISS has suffered a mission critical failure. But it was not the first time that a manned Soyuz rocket has been forced to activate its launch abort system. SpaceNews.com
Thu, 11 Oct 2018 09:16:29 +0000
An American astronaut and Russian cosmonaut are reported to be in good condition after a problem with their Soyuz rocket minutes after liftoff Oct. 11 forced them to abort their mission to the International Space Station and make an an emergency landing in Kazakhstan. SpaceNews.com
Wed, 10 Oct 2018 22:29:50 +0000
Like SES, government agencies and space companies are applying artificial intelligence to various problems they face. SpaceNews.com
Wed, 10 Oct 2018 21:40:27 +0000
The U.S. Air Force announced on Wednesday it is awarding three contracts collectively worth about $2 billion to Blue Origin, Northrop Grumman Innovation Systems and United Launch Alliance to develop launch system prototypes. SpaceNews.com
More space news...
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  • CV: Aerospace Technologist GNC

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    Personal information
     Name:<withheld>
     Age:<withheld>
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    Contact information
     Email:<withheld>
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    Candidate Profile
     Date Submitted:18-05-2013
     Last Modified:19-05-2013 (04:54)
    Job information
     Current job:Aerospace Technologist GNC
     Employment Term:Permanent
     Job location:Anywhere
     Date available:immediately
     Industry:Satellite Operators
     KeywordsGNC analysis and design, Systems Engineering, spacecraft operations
    CV

    AST Control Systems, GS 14

    NASA Langley ED/ESB

    August 2009 – Present

     

    EXPERIENCE:

    As a PI for Advanced Flight Computer (AFC) running Single Event Effects (SEEs) radiation detection testing algorithms on MISSE-X experiment, I conducted regular technical review meetings with manufactures (Space Micro), algorithm developers at JPL and MISSE X team members at Langley to resolve technical issues during design, development, and testing.

     

    As a LaRC team member of IPAS (Integrated Power, Avionics, and software)  integration test bed facility  at JSC, I  coordinated with C&DH team to develop Model  Based System engineering (MBSE) models for the design,  analysis and testing of interfaces  (using Magicdraw & SysML tool) for the  Advanced Exploration Systems (AES) projects.

     

    As a Common Instrument Interfaces (CII) project manager, directed the team members from JPL, GSFC, ARC, MSFC, and LaRC centers in developing CII guidelines for the Earth Science Missions.   Also arranged workshops with CII stakeholders and PIs for the new Earth Science instruments and reviewed NASA draft guidelines.

     

    Studied the test setup details for the ORION Boiler Plate Test Article (BTA) drop test for impacting in the water at constant attitude and calculated velocity and position from accelerometers and rate gyros data.  Developed Matlab scripts and compared analytical impact velocity and position of BTA with the sensor measurements.

     

    As a Lead Attitude Control system Engineer for CLARREO spacecraft, I ran the simulations for the analysis of control laws and made successful presentation at Peer and Integrated Mission review meetings.

    DFRC/ Structures branch, GS 13, CA

    May 2008 – August 2009

     

    EXPERIENCE:

    Reviewed design documents for the ARES launch abort system (LAS) structures and verified that strength, stiffness, and other requirements are satisfied with good safety margins. Also analyzed LAS Attitude Control motor design requirements, initial concepts, and PDR presentations.

     

    Coordinated with team members and measured CG and mass properties of Crew Exploration Vehicle (CEV) using load cells.

     

    Senior Software Engineer

    Instrynx Technologies Corporation, CA

    June 2007 - May 2008

     

    EXPERIENCE:

    Writing skills in developing Algorithm and equation specifications documents for NASA Exploration Systems Mission Directorate (ESMD) Constellation Program

     

    Reviewed Crew Launch Vehicle (CLV) and Crew Exploration Vehicle (CEV) documents related to Propulsion Engineering domain including both solid and liquid rocket propulsion systems and discussed various technical approaches with other multi discipline modeling team members. Knowledge of producer/consumer maps and identification of the components and devices for several subsystems of the propulsion system models.

    Had knowledge in developing mathematical models for different types of loads acting on the Flight vehicles and flight mechanics. Had experience in the rule based expert systems and gathering domain knowledge for the development of propulsion engineering models.

    Lockheed Martin Company, CA

    Senior Software Engineer

    December 2005 – April 2007

     

    EXPERIENCE:

    Mission design, mission analysis and flight vehicle operational experience skills to identify primary and secondary mission objectives and transformation of these objectives to set of mission requirements and constraints on the space missions, and their operations.

     

    Provided technical and leadership skills for the design, analysis and testing of Space Based Infrared Sensors (SBIRS) Spacecraft Flight Systems.

     

    QSS Group Inc. /SGT, MD                  

    Senior Systems Engineer

    January 2002 – December 2005

     

    EXPERIENCE:

    Wrote  test scripts for normal spacecraft operations such as daily momentum dumping, station keeping and Delta V maneuvers.  Developed skills in command execution and anomalies resolution of spacecraft during orbit maneuvers.

     

    Computer Sciences Corporation, MD

    Senior Computer Scientist

    August 2000 – January 2002

     

    EXPERIENCE:

    Mission Analysis and Mission design skills for the architecture for end-to-end Low Rate Information Transmission (LRIT) of GOES imagery in digital format.

     

    Software Corporation of America, MD

    Senior Software Engineer

    October 1999 – August 2000

     

    EXPERIENCE:

    Integration testing for Science Key Parameter Generation Software (KPGS) for different NASA Spacecraft.

    Level Zero processing of Instrument data, updating calibration files for different instruments and maintenance of Central Data Handling Facility (CDHF) database.

    Netplex Inc., VA
    Programmer/Analyst
    01/1999 - 09/1999

     

    EXPERIENCE:

    Developed and tested software programs for Revenue Management system involving DB2, QMF and Embedded SQL.
     

    Orbital Sciences Corporation, VA
    Principal Systems Engineer
    08/1997 - 10/1998

     

    EXPERIENCE:

    Defined attitude and orbit control subsystem architecture and interfaces for the Vegetation Canopy Lidar (VCL) program including propulsion requirements for the orbit raising and attitude maneuvers. As a lead Attitude Control System (ACS) engineer for VCL program, performed on orbit disturbance torque analysis and sized reaction wheels, thrusters and torque rods.


    Reviewed VCL attitude knowledge and pointing requirements and participated in the selection of VCL sensor complement (LN 200S and AS201 star tracker) based on the covariance analysis for different gyros with program constraints such as cost and weight. Participated in the preparation of VCL concept, preliminary design, detailed design and critical design review documents and made effective presentations to the review panel.

     

    Computer Sciences Corporation, MD
    Computer Scientist
    04/1990 - 08/1997

     

    EXPERIENCE:

    Served as task leader and provided technical direction for studying mission support problems for several NASA missions such as Hubble Space Telescope, Cosmic Background Explorer, Extreme Ultra-Violet Explorer, WIND, POLAR, SAMPEX, FAST, and DE. Experience in developing simulation models for the flight systems and flight vehicle designs.

    Simulated accelerometers output used for controlling the WIND spacecraft orbit during the radial maneuvers using thrusters and studied the effect of torques due to thrusters on the accuracy of DELTA-V calculations.

    Knowledge of launch system environment for the design of spacecraft (Acceleration, Vibration, Aerodynamic, Acoustic and Shock) subsystems.

    Informatics Inc., MD
    Senior Analyst
    03/1988 - 03/1990

     

    EXPERIENCE:

    Developed simulator and  analyzed LACE spacecraft dynamics and control laws.
    Also analyzed the trimming of pitch librations of LACE satellite using flexible booms for tracking the plumes of missiles and targets within the specified accuracy limits.

    Indian Space Research Organization, India
    Lead Integration & Flight testing
    01/1970 - 08/1984

     

    EXPERIENCE:

    Provided integration and flight-testing operational support for several launch vehicles consisting of solid and liquid propulsion stage motors. Had experience in the design and development of propulsion systems

     

    EDUCATION:

    Ph.D Aerospace Engg, Howard University, USA

    MS Computer Science, University of Maryland, USA

    MS Engineering Mechanics, Indian Institute of Technology, India

    BS Mechanical Engineering, Andhra University, India

     

    TRAINING:

    • Proposal Writing course Nov. 03, 2011
    • Briefing and Presentation skills course Nov. 16, 2011
    • APPEL-Crucial Conversationsat NASA Headquarters in Washington, DC on

    February 6-7, 2012

    • Attended NASA Project Management (PM) Challenge held in Orlando, Fla., on

    Feb. 22- 23, 2012.

    • LaRC Project Management System Engineering course

     

    AWARDS/HONORS:

    NASA Group Achievement Award for IPAS Pathfinder Team 2012


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