Principal Wireless Communication Systems Design Engineer

Persistent Systems, LLC; New York (NY); On-site; USD 180,000 - 220,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

Paid time off

401(k) plan with company match

Fitness membership reimbursement

Tuition assistance

Mental health benefits

Pet discounts

Job summary

Persistent Systems, LLC in New York City seeks a Principal Wireless Communication Systems Design Engineer to join the Ad Hoc Network system engineering team. You will collaborate with architecture, RF, FPGA, software and DSP groups for FPGA-based SDR design, performance evaluation and optimization.

You will perform data analysis, troubleshoot issues, and help meet system design specifications while contributing to RF transceiver calibration and testing methods for power-efficient, high-quality

Qualifications

• Bachelor’s degree in electrical engineering, computer science, mathematics, physics, or a related field.
• 10 years’ experience as Electronics Engineer or related field.
• Extensive experience in wireless communication systems design, modeling and troubleshooting.
• Experience with RF transceiver design, RF transmitter/receiver components, and 802.11 wireless systems.
• Strong knowledge of FPGA-based SDR design and RF lab equipment.

Responsibilities

• Direct responsibility for development of Crest Factor Reduction and Digital Predistortion.
• Provide specifications and reference algorithms for RF, SW, and DSP implementations.
• Conduct SDR/RF ASIC systems validation and analysis.
• Propose design and process changes for handling RX jamming and multi-radio coexistence.
• Interface with SW/FPGA/DSP groups to relay results of system performance.
• Collaborate to identify and solve RF/FPGA/DSP sub-system issues.
• Provide RF transceiver calibration algorithms and define testing methods.
• Measure, optimize and ensure baseband application performance.

Skills

RF system design

Wireless PHY

Data analysis

Troubleshooting

Power efficiency

Signal quality

System performance optimization

Education

Bachelor’s degree in Electrical Engineering / related field

10 years experience in electronics/RF

Tools

CST Microwave Studio

AWR Microwave Office

MATLAB

VNA

VSG

VSA

Job description

Job Description & Responsibilities

Persistent Systems is seeking a Principal Wireless Communication Systems Design Engineer to join our team and be based in our NYC headquarters. In this role, you will be part of a best-in-class Ad Hoc Network system engineering development team. You will work closely with the teams like architecture, RF, FPGA, Software and DSP for the FPGA based SDR (software defined radio) design. You will involve the SDR system performance evaluation, data analysis, issues troubleshooting and performance optimization (power efficiency, signal quality, size of logic resources) to meet the System Design Specifications.

Position Responsibilities

• Direct responsibility for development of Crest Factor Reduction and Digital Predistortion
• Provide specifications and reference algorithms for RF, SW, and DSP implementations
• Conduct SDR/RF ASIC systems validation and analysis
• Propose design and process changes for handling RX jamming and multi-radio coexistence issues considering trade-offs and implementation constraints
• Interface with our internal SW/FPGA/DSP group to relay the results of the system performance
• Collaborate to identify and solve performance issues within the RF and FPGA/DSP sub-systems
• Responsible for providing RF transceiver calibration algorithm and defining the testing methods
• Measure, Optimize and ensure baseband application is performing optimally

Job Qualifications & Experience

Minimum Qualifications

• Bachelor’s degree in electrical engineering, computer science, mathematics, physics, or a related field
• 10 years’ experience as Electronics Engineer, Radio Frequency Engineer, or related field
• 120 months of experience in wireless communication systems design, modeling, analysis and troubleshooting
• 120 months of experience in RF transceiver design including system architecture and system specifications
• 120 months of experience in RF transmitter and receiver component’s level design including mixer, synthesizer, LNA, PA and antenna
• 60 months of experience in RX AGC operation and optimization in the presence of different interferer conditions
• 60 months of experience in improving efficiency and linearity of the high power GaN amplifiers by using Crest Factor Reduction (CFR) and Digital Predistortion (DPD) techniques.
• 120 months of experience in 802.11 wireless system
• 60 months of experience in FPGA based SDR (software defined radio) design with solid knowledge of Wireless PHY, RF data-path and control algorithms
• 96 months of experience in leading RF radio development, identifying and analyzing critical requirements and providing deep dive assessments with respect to critical metric impact,
• timeline and risks
• 120 months of experience in working with RF lab equipment (i.e., VNA, VSG, VSA…)
• 120 months of experience in using simulation tools such as CST Microwave Studio, AWR Microwave Office, and MATLAB

Total compensation for this role can vary from $180,000 to $220,000 a year based on individual qualifications. Eligibility for yearly discretionary bonus.

• medical, dental, vision, life, and disability insurance
• paid time off (sick time and vacation time)
• flexible spending accounts
• 401(k) plan with company match
• fitness membership reimbursement
• tuition assistance
• mental health benefits
• and pet discounts

Company Overview

Persistent Systems, LLC is a leading global provider of mobile networking solutions for military, first responder, government, and commercial markets. We engineer our Wave Relay® MANET and Cloud Relay™ technology to transmit voice, video, and situational awareness under the most difficult conditions. Through the Wave Relay® Ecosystem, an alliance of industry-leading companies, Persistent unites warfighters, UGVs, UAVs, sensors, cameras, and devices on a common network. Persistent was founded in 2007 and has offices in New York City, Colorado, Montana, North Carolina, North Dakota, and Wyoming.