Latest Space News
Tue, 13 Nov 2018 18:27:05 +0000
The European Space Agency expects to carry out the qualification flight of the Space Rider spaceplane in 2021 followed by multiple demonstration missions before handing over the program to industry, according to Lucia Linares, head of ESA space transportation strategy and policy. SpaceNews.com
Tue, 13 Nov 2018 15:59:42 +0000
China unveiled a heavy-lift launch vehicle it is developing to carry a next-generation crewed spacecraft and power human spaceflight missions beyond low Earth orbit. SpaceNews.com
Tue, 13 Nov 2018 15:49:02 +0000
The European Space Agency plans to launch an Earth observation satellite equipped with an artificially intelligent processor that would enable the spacecraft to make decisions regarding what to image and which data to send to the ground. SpaceNews.com
Tue, 13 Nov 2018 15:00:23 +0000
Rupert Pearce, Inmarsat’s CEO, said Nov. 8 that the company is taking steps to retain customers in its largest market segment, having identified broadband for social use among crews as the missing component of Inmarsat’s maritime service offering. SpaceNews.com
Tue, 13 Nov 2018 12:20:10 +0000
A week after the sudden firing of Roberto Battiston as the head of the Italian Space Agency, the reasons for his ouster remain unclear while a grassroots effort is underway to restore his job. SpaceNews.com
Tue, 13 Nov 2018 08:34:23 +0000
The FCC will vote this week to considerproposed changes to orbital debris guidelines that could alter deployment plans for some satellite constellations and shorten the orbital lifetime for experimental satellites. SpaceNews.com
Mon, 12 Nov 2018 11:33:48 +0000
NASA is planning to replace its two-decade-old virtual institute devoted to astrobiology with a looser network of research teams, a move the agency said reflects the maturity of the field but which has some scientists concerned. SpaceNews.com
Sun, 11 Nov 2018 04:53:41 +0000
Rocket Lab successfully launched its Electron rocket Nov. 10 on a long-delayed first commercial mission for the small launch vehicle. SpaceNews.com
Sat, 10 Nov 2018 04:21:24 +0000
NASA signed an agreement in September with a foundation to support initial studies of a privately funded mission to a potentially habitable moon of Saturn. SpaceNews.com
Sat, 10 Nov 2018 01:02:53 +0000
The Trump administration’s desire to establish a Space Force could be in jeopardy next year after Democrats assume control of the House, while the departure of a key House appropriator could spell trouble for NASA missions to the potentially habitable moon of Europa. SpaceNews.com
Fri, 09 Nov 2018 11:49:52 +0000
NASA has certified SpaceX’s Falcon 9 to launch the agency’s most important science missions, giving the agency new options that could result in lower costs. SpaceNews.com
Thu, 08 Nov 2018 19:00:37 +0000
Building and launching spacecraft sometimes gets so much attention that the ground segment — user terminals, command and control systems and network operations —isn’t always ready even after a satellite is in space. SpaceNews.com
Thu, 08 Nov 2018 16:23:49 +0000
Ryals suggested a Space Development Agency could be helpful in providing a single voice for military space requirements. SpaceNews.com
Thu, 08 Nov 2018 14:03:49 +0000
The Canadian military, already a partner on two U.S. military satellite communications systems, is in discussions to use a third constellation that was until recently a U.S.-only system. SpaceNews.com
Thu, 08 Nov 2018 14:02:55 +0000
Grason: “We’re seeing a different type of support to get after the transformation, to elevate commercial satcom to where it needs to be, as vital infrastructure." SpaceNews.com
Thu, 08 Nov 2018 01:09:00 +0000
SpaceX Chief Executive Elon Musk said Nov. 7 that his company will attempt an orbital flight of a reusable version of a Falcon 9 upper stage by the middle of next year to test technologies for the company’s next-generation launch vehicle. SpaceNews.com
Wed, 07 Nov 2018 21:45:28 +0000
After completing the purchase of Sea Launch in April, S7 Group now views expendable rockets as uncompetitive. SpaceNews.com
Wed, 07 Nov 2018 17:09:05 +0000
DARPA has identified eight sites in the United States that it plans to use for a commercial launch competition, a selection that addresses one of the major concerns of potential competitors. SpaceNews.com
Wed, 07 Nov 2018 15:49:31 +0000
Air Force satcom buyer Tom Becht: "We see a lot of independent commercial offerings. They are all good. But it would be nice if we could figure out how to do this from an enterprise perceptive.” SpaceNews.com
Wed, 07 Nov 2018 14:23:25 +0000
Commercial satellite technology is developing so fast, Britain’s Ministry of Defense isn’t certain its next-generation program will keep pace with what the future holds. SpaceNews.com
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  • CV: Senior Principal Engineer

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    Personal information
     Name:<withheld>
     Age:<withheld>
     Country:<withheld>
     Location:<withheld>
    Contact information
     Email:<withheld>
     Phone:<withheld>
     Mobile:<withheld>
    Candidate Profile
     Date Submitted:05-03-2013
     Last Modified:10-03-2013 (08:07)
    Job information
     Current job:Senior Principal Engineer
     Employment Term:Permanent
     Job location:Own country
     Date available:immediately
     Industry:Civil Agencies/International Organizations, Satellite Manufacturers and Subcontractors, Satellite Operators, , , Business Services, Consulting/Engineering Services
     KeywordsRF Engineering, Communications payload systems , VSAT
    CV
    SUMMARY
    * 25 years experience, in RF-microwave hardware/systems engineering for satellite/wireless communication applications 
    * Experienced in payload systems engineering for Geo-spacecrafts: develop payload architecture, Payload RF budgets, lead and oversee the procurement, integration and test of satellite communications payload
    * Design and analysis of communications systems for satellite and interplanetary applications. Familiar with analyses such as link budgets, gain/loss budgets, noise figure, linearity, spurious, etc.
    * Conceive and develop solutions to analytical, design, and test problems that program(s) experience
    * Collaborate in preliminary and advanced design studies and prepare portions of satellite payload proposals
    * In-depth knowledge of RF product development, from initial design conception to qualification / production.  
    * Skilled in collaborating with suppliers, internal engineers, and production management. Strong hands-on leader recognized for attention to details, organizational skills, innovative problem solving, and product and project success. Experienced in effectively working in a cross-functional or matrix kind of team  
    * Hands on experience in evaluating RF functional blocks. Extensive Laboratory testing, optimization and troubleshooting with hands on experience with Spectrum Analyzers, Network Analyzers, Power meter, VSA etc.
    * Extensive experience as engineering coordinator for large volume (200,000 / year) production of Radio assy's. 
    * Experience in the development of RF Transmit section for GSM Handset using GaAs HBT PA's.  
    * Communicate circuit and system designs, goals, and performance through documentation and presentations. 
    * Development experience in GaAsFET Power Amplifiers in the Satcom Bands. Well versed with various types of active/ passive microwave components. Experience with microstrip circuit design and simulation tools like ADS. Experience in layout, impedance matching, and optimization, troubleshooting of RF circuits   
    * Generate component / subsystem level specifications and verification test plans at the module/subsystem level. Familiar with Hardware Configuration Management process and practices
     
    EDUCATION  
    MSEE (Wireless Communications), Johns Hopkins University, Baltimore MD. 2002
    BS in Electronics & Communication Engineering, Coimbatore Institute of Technology, India, 1987
     
    TOOLS: Microwave CAD software - HP ADS, TSpice, MW Office.Familiar with Mathcad, Visio, Matlab; Extensive use of MS Excel as a tool for organizing, documenting and presenting the RF test data
     
    PROFESSIONAL EXPERIENCE
           
    September 2010 to present &:  Senior Principal RF Engineer, Orbital Sciences Corporation Dulles VA
    June 2006 to April 2009     
     
    * Payload RF systems lead for Geo satellite programs for customers like Measat, Azerspace, SES & Optus
    * Develop RF system performance requirements and flow down to detailed component specifications  
    * Evaluate and assign applicable units properly to ensure best system performance of the satellite payload.
    * Lead and oversee the mechanical and electrical design, integration, test, and in-orbit checkout of satellite communication subsystems. Ensure internal coordination among comm. systems engineering, component engineering and Integration/Test engineering
    * Perform vendor survey for RF subsystems and support down to selection and contract negotiation. Subcontractor management and manufacturing interface definition including performance specification, interface control drawing, and statement of work generation, as well as continuous technical support throughout the procurement life cycle.  
    * Write detailed unit-level and spacecraft-level test plans, procedures, and oversee development of automated test scripts to ensure functional testing verifies and validates all subsystem performance requirements
    * Track and trend RF subsystem and component performance parameters through spacecraft assembly, integration, environmental and in-orbit test.  Review and interpret system level test results to ensure compliance to contract requirement
    * Analyze/resolve failures in test and service, sometimes without recourse to intense theoretical studies and tests  
    * Present effectively at customer design reviews such as PDR, CDR, PSR etc 
    * Participate in generating responses to RFP for spacecrafts, with particular reference to Payload RF systems and capacity calculations
     
    April 2009 to September 2010:  Lead Communications Engineer, MITRE Corporation, Mclean VA 
    * Lead the Test and Evaluation of Wideband Microwave Receiver from several vendors, to identify a state of the practice replacement of an existing Receiver forming a part of a large system.
    * Link budget study & analysis, develop several Excel based simplified link budgets and urban fading models to aid the Hand Held Terminal feasibility study for a WCDMA based global satellite system. 
    * Investigate the performance of WiMAX equipment in the presence of simulated Radar interference.  
    * Extensive Lab test and measurements to characterize the front end inter-modulation performance and filter characteristics of a tactical radio       
     
           December 1998 to June 2006:  Senior Technical Staff, Hughes Network Systems, Germantown, MD.
    * Hardware Project Lead for the development, management and sustaining the production of C, Ku &Ka band RF Transmitters 
    for broadband satellite systems of HughesNet and Spaceway. 
    * Management of 1W and 2 W Ku band Radio product development leading to production. 
    * Oversaw vendor engineering, qualification, and delivery of custom microwave components.  
    * Supervised and delegated design responsibilities for project team.  
    * Apprised executive management of product recurring and non-recurring costs and development progress 
    * Generate specifications at components and sub system level 
    * Principal interface for project team of mechanical, power supply, ASIC, and production engineers.
    * Budget specifications to microwave components from overall system requirements and to assess the impact of specification variations in the signal chain.    
    * Characterize/qualify RF components like PA, VCO, amplifier MMICs, and co-ordinate with vendors for specification control, multiple sourcing and cost reductions.
    * Proto type/troubleshoot VSAT Radios for desired performance. Develop Design Verification and System Test Plans and document the test results. Qualify the radio performance for corner lots of key components.  
    * Perform design changes due to component failures/obsolescence/alternate vendors and generate engineering change notifications.  Qualify any new replacement components and perform regression design verification tests
    * Close interaction with the System integration group and provide support to identify and troubleshoot   
    * Developed test plan and schedule for test engineers/technicians and analyzed test result statistics to ensure high manufacturing yields. Automated standard test routines to reduce product qualification cycle.
    * Transitioned product technology into production and provided support, guidance, and leadership as required for product manufacturing and test. Completed cost reduction program that reduced radio recurring cost by 33%. 
     
    * Gateway RF Systems and Integration Lead for Thuraya Geo-Mobile system:  System level verification and close co ordination with the software and firmware engineers to implement the various power calibration mechanisms properly, and carry out the segment level tests.   
     
            September 1996 - December 1998:  Lead RF Systems Engineer, Wireless Communication Division 
    Rockwell Semiconductor Systems (now part of Skyworks), Newport Beach, California.
    * Design of the RF Transmit section of the Dual band GSM/DCS and PCS1900 handset reference design from block schematics, feasibility study, and design review up to implementation.
    * Characterization of the various vendor parts like PA's, GaAs MMICs for T/R Switching, Dual band Diplexers  
    * Prototyping of Evaluation boards and work closely with with layout engineers for RF layout      
     
    May 1989 to August 1996: RF Program Manager, Center for Development of Telematics, Bangalore, India                                         
            Lead Engineer/Program Manager for the development of RF subsystems (Outdoor Units) for VSAT terminals. 
    * Design and Development of 5W and 10W GaAsFET SSPA's in the C and Ku bands  
    * Management of RF transceiver development and oversee progress of overall circuit and system development.     
    * Responsible for installing, testing & commissioning the RF Hardware for the HUB station  
     
    October 1987 to May 1989: RF Engineer, Indian Space Research Organization, Ahmedabad, India
    Fabrication, characterization, testing, optimization and space qualification of C Band and Ext-C Band GaAsFET Power Amplifiers (SSPA's), for the INSAT-2 Satellite Communication Payload.   

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