Intellex Acquires Expert by Big Village

We're thrilled to announce that Intellex has acquired Expert by Big Village, effective March 22, 2024. This strategic move enhances our capabilities and strengthens our commitment to delivering exceptional solutions to our customers.

Stay tuned for more updates on how this acquisition will benefit our clients and experts.

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Expert Details

Phased Array Radar Systems, Antenna, Microwave, Guidance and Control Systems

ID: 728559 New York, USA

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Expert has more than 20 years with defense industry (Lockheed Martin, and Raytheon). He is a Radar System Expert and Analyst of Radar System performance and Phased Array Radar Systems for more than 15 years (recently designed EQ-36 mortar radar, and MEADS fire control radar ans Surveillance radars). He is an expert in applications of microstrip patch arrays, phased arrays applied to UHF, S-band, and X-band radars, pulse Doppler radars, MTI radars, and GMTI radars. monolithic transceiver module, design of RF / Microwave / Photonics components and subsystems. Adaptive Beam Forming, MTI, and Target Detection, Radar Systems Performance, Ground Based and Airborne Radar Systems for Electronic Warfare applications (EW EA, ES, and EP) systems design and technology improvement), Airborne Collision Avoidance systems, Reconnaissance, Ground Penetration Radars, and RCS Analysis. Array Antenna Design for military radars.

He is an Expert in Guidance, Navigation, and Control of Missiles and Space Vehicles reentry aerodynamics, Define the flight controls laws and algorithms over multiple segments of the flight regime, Create 6-DOF flight simulation model, and mission requirements, Satellite orbital analysis, and remotely control space systems. Evaluate system performance develop functional design, 6 DOF, and trajectory optimization. Automatic flight-control system: autopilot/flight director, auto-throttle, and flight management. Perform aerodynamic analysis and prediction. Perform payload servo/LOS performance trades, systems & or subsystem analysis, generate math models and simulations, subsystems design, IMU and INS algorithms. Develop missiles guidance laws, coordinate/ command, and autopilot control.

Excellent skills in using many simulation environments as MATLAB, MATHCAD, SIMULINK, CST Microwave Studio, Microwave office, ASOFT simulators, HFSS, EAGLWARE, SPECTRE RF, EM Pro, PSPICE, MULTISIM, AWR, Core, and LBVIEW. He applies the modern testing methodologies on the developed prtototypes using advance lab equipments(Hands on RF/microwave measurement instruments such as Signal Analyzer and Spectrum Analyzer, Agilent Network Analyzer, Agilent Vector Signal Analyzer, and various signal generators, waveform generation). He is a pioneer in applying the principle of Design for Reliability over system components and integrating systems. His recently accomplished tasks include a Phased Array Mortar Radar EQ-36 with Lockheed Martin, and Phased Array MEADS Surveillance Radar.

Develop control of multi-level of pulse-width modulated converters, and motor/generator control. Design the servo drive of heavy weight phased array antenna. Evaluate system performance develop functional design, 6 DOF, and trajectory optimization. Generate math models and simulations, subsystems design. Develop report for wind and gust effect on the antenna drive position.
Define Attitude Control System (ACS) design issues, definitions of Euler angles, quaternions, direction cosine matrices, development of a spacecraft mission defining ACS coordinate frames, mission planning, design, analysis, and flight.

Develop analysis, models of missile aerodynamics, IR seekers, and IR Optical filters of thermal target signatures. Utilize the technologies of positioned systems, servomotor/gear train, position sensor, servo digital controllers, Pulse-Width-Modulated (PWM) amplifiers, power transistor, rotary encoder, and optical encoder.

Developing Guidance Algorithm, radar control system design. Developing trade analysis and mathematical modeling for GPS receiver sensitivity, Antenna motion control using IMU, servo system dynamics.

Perform tasks for Missile/Target estimation with Kalman Filter techniques. Modeling /Simulation of commands, communications, and dynamics of nonlinear systems utilizing Simulink, Multisim, and Matlab. Develop studies, and models about EM intrusion energy, strong electronic pulse, and masking to protect the friendly communications and electronic systems enemy signals intelligence (SIGINT). Specify EP guidance necessary to ensure effective operations during combat. Utilize propagation modelling tools that graphically display transmission paths. Develop studies required to manage SIGINT and EW in support of NATO operations. Support proposal preparation, development of system architecture, design and architect EA and ES systems. Perform technical planning, system integration, verification and validation, cost, risk, and supportability and system effectiveness. Establish concepts and definitions of the airborne radar warning receiver. Experience in threat data base, and digital RF memory.
• Perform rades analysis for AEGIS-AN/SQQ-89 integrated combat system. Perform tasks related to RF, power electronics, low noise TWT, electro-optic, laser, IR and ultraviolet systems and sensor.
• Analyze EW doctrine, and tactics. Design and verify HW/SW of EW/RF/Radar/Antenna/SIGINT/Control systems business strategy, Support new proposals, and business development. Establish standards and practice procedures that allow for integrated planning and execution of EW operations. Joint Task Force Electromagnetic Spectrum Management Planning. Contribute to Executing the Spectrum Management Plan, and Joint Restricted Frequency List (JRFL). Develop concepts for EW scope of operations, analysis of enemy CM capability and limitations, and legal rules that impact the EW. Consulting works include microstrip antenna design and RF design modules for weapons applications. Perform detailed schematic design, computer simulation, and verification of RF and Mixed signal blocks such as Power Amps, Mixers, LNA, Filters, PLL, VCO, PA, Modulators, Detectors, electro-optical devices, and T/R switches. Expert resolving the problems of oscillator jitter and phase noise segments. Familiar with SW design tools as Ansoft, PSpice, Spectre RF, Multisim, Microwave office, Genesys, Eagleware-Elanix, MATALB, and Multi-physics.

• Design/Model UHF-band stacked micro-strip patch radiator element, and high gain/ high power 12x12 elements phased array antenna, identify requirements, perform allocations, develop specifications, analyze and model sub-modules. Perform functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. Develop trades analysis RF transceiver, waveform generator, Exciter, and phased Array control.

Education

Year Degree Subject Institution
Year: 1993 Degree: PhD Subject: Electrical Engineering Institution: Faculty of Engineering, Alexandria University
Year: 1987 Degree: MSc in EE Subject: Electrical Engineering Institution: Faculty of Engineering, Alexandria University
Year: 1981 Degree: BSc in EE Subject: Electrical Engineering Institution: Faculty of Engineering, Alexandria University
Year: 1990 Degree: Diploma Subject: Reliability and System Engineering Institution: Naval School in California

Work History

Years Employer Title Department
Years: 2009 to 2010 Employer: DARPA Title: Department: Defense
Responsibilities:
The company works for airborne Radar and UAV System design, modeling, and testing. Develop analysis, models of missile aerodynamics, IR seekers, and IR Optical filters of thermal target signatures. Utilize the technologies of positioned systems, servomotor/gear train, position sensor, servo digital controllers, Pulse-Width-Modulated (PWM) amplifiers, power transistor, rotary encoder, and optical encoder. Research studies on applying brushless, direct-drive servo motor technology with high accuracy encoder feedback to for positioning large diameter optics, sensors and antenna's. Develop control of multi-level of pulse-width modulated converters, and motor/generator control. Design the servo drive of heavy weight phased array antenna. Evaluate system performance develop functional design, 6 DOF, and trajectory optimization. Generate math models and simulations, subsystems design. Develop report for wind and gust effect on the antenna drive position. Perform payload servomechanism, line of sight performance trades, systems, and subsystem analysis. Develop trades analysis, algorithms for IMU, INS, and Optical gyro. Maintain technical project responsibility for assigned tasks and mentoring of engineers. Perform functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into HW and SW specifications. Using Matalb, Simulink, PSpice, DSpace, Labview and Analog Workbench tool. Hands on utilizing control lab equipment. Provide expert advice and support during the entire life cycle from the specification and analysis of requirements, through the design of the hardware or software, procurement, fabrication, assembly, to integration and test, and launch and operation of the spacecraft. Identify and solve technical problems during all phases. Develop technical reports and documentation. Support technical meetings and reviews. Define Attitude Control System (ACS) design issues, definitions of Euler angles, quaternions, direction cosine matrices, development of a spacecraft mission defining ACS coordinate frames, mission planning, design, analysis, and flight. Develop trades analysis for pointing accuracy, orbit parameters, sensors, actuators, instruments of motion, structural dynamics, and mechanisms, performance, specifications, and spacecraft mass properties. Verify of spacecraft HW C3, power devices, SW programs, and material structure.
Years Employer Title Department
Years: 2002 to 2009 Employer: Lockheed Martin Title: Department: Radar
Responsibilities:
Lead of phased array design, adaptive beam forming, RF signal processing, trade analysis to specify array systems components.
Design/Model UHF-band stacked micro-strip patch radiator element, and high gain/ high power 12x12 phased array antenna, identify requirements, perform allocations, develop specifications, analyze and model sub-modules.
Design S-band micro-strip patch radiator element, and 32x32 phased array antenna system. Trades analysis for AN/TPS-95.
Perform technical planning, system integration, verification and validation, cost, risk, and supportability and system effectiveness.
Perform functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. Develop trades analysis RF transceiver, waveform generator, Exciter, and phased Array control. Specify modelling and simulation of transceiver modules, array antenna for MEADS program, and Mobile Radar EQ-36 projects. Develop and apply advanced methods, theories, and research techniques in the investigation and solution of complex and difficult system design requirements and problems. Leading / assisting in modelling and troubleshooting of radar, antenna, or electro-magnetic problems and conducting or participating in radar subsystem design reviews. Maintain technical project responsibility for assigned tasks and mentoring of engineers. Advise management of progress in support of the technical and administrative project. Update the tactical radar TPS-79 to be Weather radar. Design the control loop of the azimuth/elevation drive servomotor of radar system. Perform tasks of Earned Value Management System (EVMS) Analyze the EW, radar system requirements and decomposing those to lower levels of assembly. Perform task requirements development, managements from definition phase through verification and HW integration. Experience developing test plans and test methodologies. Develop requirements analysis using tool MATLAB, DOORS, CORE, and CRYSTAL BALL tools. Perform tasks of radar systems and guided missiles integration and testing. Contribute to technical project management of tasks, schedules, and costs, including developing plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans.
Years Employer Title Department
Years: 1999 to 2004 Employer: Micro Engineering Title: Department: Spacecraft
Responsibilities:
Modeling/simulation of adaptive control of nonlinear dynamic systems. Working experience from the lowest-level details of actuator and sensors. Design methodology for applying adaptive control approaches on position control, spacecraft attitude controls, spacecraft guidance and navigation systems. Practical experience in quality assurance, quality control, and reliability. Knowledge in applying control methods on the modules of Missile and aircraft transponder. Develop modelling/simulation of robust adaptive control of nonlinear dynamic systems. Design MRAC of aircraft autopilot and transponder. Perform tasks for Missile/Target estimation with Kalman Filter techniques. Modelling/Simulation of commands, communications, and dynamics of nonlinear systems utilizing Simulink, Multisim, and Matlab. Applying adaptive control approaches on position control, spacecraft attitude controls of spacecraft guidance and navigation systems. His responsibilities included system modeling (MATLAB/Simulink), state estimation (Kalman Estimators), spacecrafts (Orbiting dynamics, Navigation, Control, Path planning), modeling PID, root locus controls, model inverse dynamics for modern (state-space) adaptive/robust/prediction/fuzzy controllers, parameter estimation, system identification, optimal control, nonlinear control, and rapid Prototyping (using MATLAB, Simulink, dSPACE, and RT workshop).
Years Employer Title Department
Years: 1996 to 1999 Employer: Title: Senior Engineer Department:
Responsibilities:
Developing Guidance Algorithm, control system design, autopilot development process, design requirements, mathematical modeling simulations and analysis. Developing trade analysis and mathematical modeling for GPS/ IMU, servos, seekers requirement, and flight dynamics. Developing missile guidance law, coordinate/command. Developing control law algorithms for autopilot, modeling uncertain dynamics, and developing stability criterion. Autonomous Control Logic (ACL) system for the UAV. Developing attitude control systems, active body and/or lifting surface geometry control mechanizations.
Years Employer Title Department
Years: 1993 to 1996 Employer: CalTech Title: Department:
Responsibilities:
Modeling & simulation of robust adaptive control of multifunction sensors. Developing missile guidance control law for smooth trajectory, excellent command signal, low noise tracking target signal, and fast Phase Locked loop. Integrating gaps between control and RF signal processing. Developing control law for homing guidance system. Dealing with the problems of thermal radiation seekers. Discussing modeling and control approaches for the uncertain dynamics of space nonlinear systems.

Government Experience

Years Agency Role Description
Years: 2007 to 2009 Agency: Naval Warfare Role: EW 10 Description: Develop trades analysis for TDOA-based direction-finding system. Cross correlation function (CCF), and RF path analysis. Develop innovative channelizing EW receiver and adaptive filter algorithms with MATLAB modelling.
Years: 2004 to 2007 Agency: DARPA Role: CS 0000048354 Description: Modeling & simulation of robust adaptive control of multifunction sensors. Modeling/Simulation of commands, communications, and dynamics of nonlinear systems utilizing Simulink, Multisim, and Matlab. Applying adaptive control approaches on position control, spacecraft attitude controls of spacecraft guidance and navigation systems. His responsibilities included system modeling (MATLAB/Simulink), state estimation (Kalman Estimators), spacecrafts (Orbiting dynamics, Navigation, Control, Path planning), modeling PID, root locus controls, model inverse dynamics for modern (state-space) adaptive/robust/prediction/fuzzy controllers, parameter estimation, system identification, optimal control, nonlinear control, and rapid Prototyping (using MATLAB, Simulink, dSPACE, and RT workshop.
Years: 2003 to 2004 Agency: Army Depot Role: Servo Systems Description: Develop control of multi-level of pulse-width modulated converters, and motor/generator control. Design the servo drive of heavy weight phased array antenna. Evaluate system performance develop functional design, 6 DOF, and trajectory optimization. Generate math models and simulations, subsystems design. Develop report for wind and gust effect on the antenna drive position. Perform payload servomechanism, line of sight performance trades, systems, and subsystem analysis.

Career Accomplishments

Associations / Societies
Senior Member in the SME SIAM, IASTED, IEEE, AESS, AIAA, and NY Academy of Sciences.

Licenses / Certifications
P.E. in Control Systems,
PMP of Defense Systems.
Professional Appointments
IEEE Senior Editor.
Publications and Patents Summary
He has written 16 articles and documents published in leading professional journals.

Additional Experience

Expert Witness Experience
Strong knowledge in modern control system theory, adaptive robust control for non-linear aircraft, spacecraft models, robotics models, autopilot of missiles, rocket propulsion system architecture, and unmanned aircraft control systems. Deep experience in closed-loop feedback control systems of servo-drive, position control, and real-time control applications. Long term experience in applying advanced controllers design techniques (closed loop adaptive feedback control, state observer, parameter estimators, identifier, PID, optimal, predictive and fuzzy logic control, Lyapunov stability, Inverse Dynamics, Neural Networks, MRAC Integrated of multiple control methods), electromechanical servo systems, motors, actuators, phased array optical control, flight simulation model, autopilot, K. Filter Design, and Inertial Navigation Systems using MATLAB, SIMULINK, LABVIEW in modeling control systems. Design MIMO controllers for canceling vibration of airframe structure. Experience in specifying/ modeling of inertial systems INS, IMU, GPS, Kalman filtering for UAV, and missiles systems. Deep experience in the spacecraft dynamics and orbital attitude control. Experience in Thermal analysis, RF circuits design and RF design modules for weapons applications.
Develop control algorithms for spacecraft kinematics, dynamics of angular motion, magnetic, gravity gradient, radiation belt, and spin stabilization. Solid background and deep experience in telecommunications, guidance systems, INS, and phase array radar systems. Familiar with NASA spacecrafts technology road maps.
Experience in developing system requirements decomposition, definition to investigate the matrix of risk, and cost using DOORS tool. Develop measurement test plan, verification and validation, performance analysis. Perform technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. System engineering experience in airframe dynamic, UAV architecture, trajectory, and mission requirements. Support engineering inputs for internal and external customer reviews, and baseline configuration. Perform functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. Integrate COTS hardware into a large scale system. Perform system design analysis and trade-offs, simulate performance and compensate servo systems. Apply advanced programs and technical business development experience. Ability to communicate with customers, understand their business needs and translate into system baseline. Manage large budgets and schedules. Working Knowledge of earned value management techniques, statement of work (SOW) generation. Develop Reliability/Maintainability models (MTBF, MTBOMF, MTTR) for large and complex systems, develop RAM predictions. Perform FMECA using computer tools and MS office SW, multi-tasking capabilities, and proposal technical writing. Hands on using MATLAB, Crystal Ball, CORE, and DOORS for requirements analysis and management.
Radar design expert. Solid background of electromagnetic theory from Maxwell’s equations to the detailed techniques of RF/microwave antenna design. Deep experience in microwave antenna designs: wideband/ dual polarized/ compact microstrip patch antennae, dipole/waveguide antennae, resonators, directional couplers, strip filters for all microwave application systems. 15 years direct experience to radar phased array antennae. Design experience of phased array antenna applied to UHF, S-band, and X-band radars, pulse Doppler radars, MTI radars, and GMTI radars. Creative in using the MATLAB, MATHCAD, AWR Microwave office, ADS, HFSS, CST Microwave studio software tools, and lab equipment to evaluate the radar and antenna system performance.
Training / Seminars
Excellent verbal, Bilingual, Seminar’s organizer, presenter, lecturer spokesperson, system of systems advanced technology, and specifications. Ability to effectively lead and influence project teams, develop solutions to complex technical problems.

Training Courses and Seminars:
RF/microwave antenna design.
Transceiver System Design,
Doppler radars and MTI radars Fundamentals,
Cascade radar system analysis from the antenna aperture to RF and digital signal processing,
HW challenges for satellite antenna large array,
Challenging problems of phased array transceivers,
Phased Array radar design and Applications,
RF/Microwave/Photonics components and subsystems,
Innovative design techniques to achieve UHF-band, S-band, X-band, and Ka-band/hybrid dual-band efficient radiator element,
Strip Filters for Microwave Application Systems,
Analysis of GPS/IMU error compensation of Antenna Deflection,
UAV Modeling Dynamics,
Modeling UAV Uncertain Dynamics,
Spacecraft Dynamic Modeling and Control Algorithms,
Design MRAC of aircraft autopilot and transponder,
Spacecraft Dynamics and Orbital Attitude Control,
Modeling and Simulations of Spacecraft Dynamic Systems,
Spacecraft Mass Properties,
Model Reference Adaptive Control of Rigid Manipulators.
Vendor Selection
US Suppliers and Vendors of Defense Equipments,
Semiconductors Vendors.
Marketing Experience
Defense and Military Weapons industry,
Aerospace and Spacecrafts Industry,
Semiconductors Vendors.
Other Relevant Experience
Skills in performing system engineering function through the integration of multiple disciplines and interfacing with appropriate personnel in all related disciplines. Determine functional flows and performance characteristics of logical, physical, data and interfaces among integrated systems. Guide the identification, development and implementation of systems engineering tools and methodologies. Lead the integration of hardware and software and verifies the operation of subsystems and systems. Excellent skills of project management of defense systems including Project Planning, Project Control (Earned Value), Project Execution, Communication, Procurement, and Quality control.
Manage the engineering activities, changes of requirements, risk analysis, cost, schedule, and technical trade analysis. Establish project priorities of engineering Plan, Lifecycle Management plans, to support systems IPT engineering, functional engineering, and program manager. Capability to implement product design and development stage gate process (reviews for design, build, and test). Proficient in computer operating systems, MS Outlook, MS Excel (entering formulas, graphing, developing spreadsheets), MS PowerPoint (presentations, storyboard development, logic diagrams), MS Visio (business diagrams and sketches), and MS Word (tables, program plans). Set up Integrated Master Schedules to create extensive project files for large-size projects.
Team lead RF design engineer. Technical leader/researcher attitude for engineering programs from conception to prototype. Excellent verbal, Bilingual Seminar’s organizer, presenter, lecturer spokesperson, radars advanced technology, and specifications writer. Successful worker to support project budget Planning, Organizing, Controlling, and Directing Company resources. Excellent communication and teamwork skills. Written and verbal communication skills required. Solid engineering and project management capabilities. A lead to the product line in development efforts for programs and IRAD projects. Define requirements, planning and executing project plans, RF package development, and product design reviews.
Leading a systems design team through volume production. Identification of new technologies and design to achieve higher efficiency. Participate in the process from proposal to end of life in the design, development, and maintenance of High Power Solid-State Amplifiers and Systems targeted to the industrial, commercial and military markets. Skilled in the design, validation and characterization of analogue circuits. Work with other engineers, managers, QA, and Operations teams to develop innovative solutions. Hands on RF/microwave measurement instruments such as Signal Analyzer and Spectrum Analyzer, Agilent Network Analyzer, Agilent Vector Signal Analyzer, and various signal generators, waveform generation. Provide new ideas RF objectives. Assist Quality and Reliability in defining and executing reliability testing and product qualification. Implement and maintain design control procedures. Generate and review technical product documentation, including written documentation instructing customers in the use of delivered products. Resolve technical problems during test and integration phases. Strong background in writing proposals and marketing presentations. Extract concepts and organize requirements. Define project boundaries (understanding the problem). Establish the system-level functional and physical contexts. Develop testing plan and requirements verification, process verification, dynamic analysis, timeline analysis, resource analysis and definition. Impact the probabilities new developments on the existing systems. Work Order Release, material lead-time planning, and a basic knowledge of Material Resources Planning Skills in using Matlab, MathCad, Simulink, Eagleware, Cadence, SpectreRF, CST Microwave studio, HFSS, ADS, E-Physics, NEC, Labview, PSpice, NEC, Multisim, C++, Doors.

Language Skills

Language Proficiency
Arabic Excellent
French Very Good
English Excellent
Hebrew Good

Fields of Expertise

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