RF Engineer

Skills

Employment History:

Confidential

Senior Analog and Hardware Design, Development and Test Engineer/RF Engineer

Responsibilities:

Designing, re-designing, developing, board layout and testing number of analog circuits that needed to be built for supercomputer project.

With successful design reduce significantly noise at the receiver and improved signal quality.

Troubleshooting WS systems cell, microwave, LMR, UHF , with public safety infrastructure 800MHz,UHF Trunked , public safety communications and interoperability, Project 25, LTE WI-Max-Standard practices.

Had Knowledge on Public Safety Answering Point PSAP Operations, wireless communications-combination of theory practice.

Confidential

Responsibilities:

Designing board layout, schematics and developing RF and Analog component level circuits.

Testing and debugging the RF and Analog circuit boards for communication modems using RF equipments, Spectrum Analyzer, Networks Analyzer, and Oscilloscope.

Schematics Capture Cadence ORCAD, board Layout PADS, PSPICE, and Eagleware/Genesys design tools were used.

Designed and board layout a RF and Analog circuit with very fast transmitter driver for photo diode. Most project required data acquisition experience, A/D experience, multiplexing systems and analog filter designs.

Experienced with RF, microwave circuits and antenna test characterization and interfacing.

Several different type of project required the RF Engineering tools including Wizard drive test tools , Interoperable Radio for Land Mobile Radio LMR , and Radio network coverage and interference analysis.

Managing Motorola User Configuration Manager, developing fleetmaps, codeplugs program radios-public safety.

Created monthly system watch reports, data entry and analysis.

Troubleshooting WS systems cell, microwave, LMR, UHF , with public safety infrastructure 800MHz, UHF Trunked , public safety communications and interoperability.

Land mobile radio LMR and P25 radio maintenance support.

Project 25, LTE WI-Max-Standard practices.

Had Knowledge on Public Safety Answering Point PSAP Operations, wireless communications-combination of theory practice.

Confidential

Senior RF and Analog Design, Test and Lead Engineer/RF Engineer

Responsibilities:

• Based on government grants and requirements, designed and developed from abstract ideas a number of unique and wireless devices including GSM, LTE based system design and implementation with G3 and G4 protocol, frequency bands and modulation.
• Other project was an unparalleled, synchronizing wireless modems together with less than 1 nano seconds delay.
• This work included system design, hardware design including FPGA , circuit and schematics design, choosing the right parts, making correct board layout and testing and debugging the final prototypes.
• Several different type of project required the RF Engineering tools including Wizard drive test tools , Interoperable Radio for Land Mobile Radio LMR , and Radio network coverage and interference analysis.
• Managing Motorola User Configuration Manager, developing fleetmaps, codeplugs program radios-public safety.
• Experience with EMI and EMC testing.
• Created monthly system watch reports, data entry and analysis.
• Troubleshooting WS systems cell, microwave, LMR, UHF , with public safety infrastructure 800MHz,UHF Trunked , public safety communications and interoperability, Project 25, LTE WI-Max-Standard practices.
• Had Knowledge on Public Safety Answering Point PSAP Operations, wireless communications-combination of theory practice.

Confidential

Senior RF and Analog Design and Test Engineer Consultant/RF Engineer

Responsibilities:

• Consulting to various small companies by designing and developing RF, hardware including FPGA and Analog component level circuits for 5 MHz to 3 GHz range including 2.4 GHz WI-Fi, LTE, and Land Mobile Radio LMR and space applications.
• Testing and debugging the RF and Analog circuit boards and testing EMI and EMC also included and debugging the entire digitally signal processed communication modem.
• Several different type of project required the RF Engineering tools including Wizard drive test tools , Interoperable Radio for Land Mobile Radio LMR , and Radio network coverage and interference analysis.
• Managing Motorola User Configuration Manager, developing fleetmaps, codeplugs program radios-public safety.
• Troubleshooting WS systems cell, microwave, LMR, UHF , with public safety infrastructure 800MHz, UHF Trunked .
• Created monthly system watch reports, data entry and analysis.
• Public safety communications and interoperability, LTE WI-Max-Standard practices.
• Had Knowledge on Public Safety Answering Point PSAP Operations, wireless communications-combination of theory practice.
• Testing Wi-Fi product, its protocols and testing the same with different routers.

Confidential

Senior RF and Analog Design, Test and Principle Engineer/RF Engineer

Responsibilities:

• Re-designed several wireless products with improved performances, lower cost and smaller size.
• Duties include analyzing with Agilent Advanced Design System ADS and Eagle ware, designing, prototyping, testing EMI and EMC also included and developing RF, Microwave, hardware including FPGA , analog and MMIC circuit designs, schematic simulation, circuit layout, electro-magnetic simulation, physical verification using HFSS software tools for existing and new Wireless receiver products from 1 Mhz to 40 Ghz frequency ranges.
• Several different type of project required the RF Engineering tools including Wizard drive test tools , Interoperable Radio for Land Mobile Radio LMR , and Radio network coverage and interference analysis.
• These included selection of the right low noise amplifier, mixer, gain block amplifier, filters, synthesizers, IC packages components, cascade analysis and tolerance analysis for low noise figure, for high IP2 and high IP3.
• Troubleshooting WS systems cell, microwave, LMR, UHF , with public safety infrastructure 800MHz, UHF Trunked , public safety communications and interoperability, LTE WI-Max-Standard practices.
• Managing Motorola User Configuration Manager, developing fleetmaps, codeplugs program radios-public safety.
• Created monthly system watch reports, data entry and analysis.
• As Project Engineer, set performance standards for tasks and roles of team members and provided ongoing feedback about their performance.
• Kept all stakeholders informed about project progress.
• Had Knowledge on Public Safety Answering Point PSAP Operations, wireless communications-combination of theory practice.
• Presented technical solutions in a non-technical way to key stakeholders to reach consensus.

Confidential

Senior RF and Analog Design and Test Engineer

Responsibilities:

• Designed and developed Wireless RF LTE and Analog circuit boards with board layout in the 900 Mhz to 4 Ghz range.
• Also develop requirements for a communication channel processing upgrade to support cryptographic modernization requirements.

Confidential

Senior RF and Analog Design and Test Engineer

Responsibilities:

• Re-designed and re-developed several circuit boards with new board layout to significantly reduce the noise level.
• Cleaned up number of designs and development issues on this Pulsed Radar System including the correct way of grounding using extensive experience to reduce noise.
• Conducted extensive EMI and EMC testing also.
• Experience in creating monthly system watch reports, data entry and analysis.
• Had experience with wireless communications-combination of theory practices.

Confidential

Senior RF, Analog and DSP Design, Test Engineer and Manager

Responsibilities:

• Conducted RF, Analog and DSP design, development from 6 Mhz to 3.5 Ghz frequency ranges VHF, UHF circuitry , patent developments, system and circuit design, testing EMI and EMC included and prototyping for Company with products for high speed power line carrier communications.
• Designed low noise RF receivers, custom LC filters and high wattage 100 W to 1KW amplifiers in the 900 Mhz to 2.4 Ghz range.
• Successfully designed and developed very high speed power line modem and reduced the noise by about 20 dB.
• Developed unique technology with four new patent applications, including analog video signal processing, and digital signal processing for LAN applications over the AC power lines.
• Developed communication device over the mid-voltage 11-33KV power line and designed high voltage power supply.
• Responsibilities included arithmetic and logical unit ALU RF Optimization, designing analog and RF circuits, developing OFDM signal processing modulation using FPGA.
• Managed manufacturing the products, developed ASICS design and developed RF modules.
• Used the internal program tracking system for all development programs.
• Techniques included error correction codes in-coding, decoding , modification of synchronization protocols and Ethernet protocol.
• Managed technologies include telecommunications, digital signal processing, software development embedded, windows, UNIX , and hardware development.
• In addition, managed entire technical team on project. Prepared and tracked project schedule and budget.

Confidential

Design Engineer

Responsibilities:

• UHF and VHF RF Land Mobile Radio LMR System design for secured voice communication for all US Embassies.
• Also defined and selected the best suited filters for each specific design.
• Three dimensional electromagnetic simulation tools were also used.