Senior Software Defined Radio Engineer

Senior Software Defined Radio Engineer

Job Location

US-MA-Cambridge

Requisition ID

2024-8051

Overview

Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas necessary for true innovation. For more information about Draper, visit www.draper.com.
Our work is very important to us, but so is our life outside of work. Draper supports many programs to improve work-life balance including workplace flexibility, employee clubs ranging from photography to yoga, health and finance workshops, off site social events and discounts to local museums and cultural activities. If this specific job opportunity and the chance to work at a nationally renowned R&D innovation company appeals to you, apply now www.draper.com/careers.
Equal Employment Opportunity
Draper is committed to creating a diverse environment and is proud to be an affirmative action and equal opportunity employer. We understand the value of diversity and its impact on a high-performance culture. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.
Draper is committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation, please contact [email protected].
Responsibilities

As software defined radio (SDR) lead, you will assist in the development of custom/novel systems utilizing SDRs for a variety of applications. Responsibilities include collaborating with DSP and electronics experts while developing custom SDR control code for a variety of applications (e.g. RF signature detection, Wi-Fi, etc.) as well as mentoring junior staff.
Qualifications

Required Qualifications :
MS in Electrical engineering, computer engineering or similar with 5+ years specific hands-on experience with Software Defined Radios for multiple projects

Very experienced with Ettus USRPs, including

UHD (software driver and API for Ettus USRP products)
GNURadio and GNURadio Companion
RFNoC tool for enabling FPGA processing in USRP devices

Very experienced with hands-on test/measurement to validate the performance of SDRs or general transceivers; Typical measurements might include

Local oscillator phase noise
Frequency synchronization across channels
Identifying and quantifying noise contributors (LNAs, ADC, LO phase noise, etc.)
Characterization of triggering repeatability and synchronization stability
Channel performance optimization and matching

FPGA programming experience
Experience with digital communication systems, PHY layer topics, channel coding algorithms and modulation theory
Proficient in C++ and python
Preferred Qualifications :
Proficient in using MATLAB for DSP signal analysis
Design knowledge of digital filters
Ability to efficiently document test setup descriptions, test parameters, assumptions, results and takeaway messages in parallel with development efforts
Travel:
Though this role is based in Cambridge, MA, consideration could be made for working from our Reston, VA office and traveling to Cambridge 1-2wks per month.
Security Requirement :
Applicants selected for this position will be required to obtain a Top Secret government security clearance.
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