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Johns Hopkins Applied Physics Laboratory

Not-for-profit UARC delivering national security research

RF Waveform Analyst

Telecommunications EngineeringConfirmed live in the last 24 hours
Full-timeLaurel, MD, USA

About the Job

Requirements

  • A bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, Physics, Mathematics, or another field relevant to the duties is required.
  • At least 5 years of relevant professional experience in RF communications, waveform analysis, digital signal processing, protocol analysis, or related areas is required.
  • Strong understanding of digital communications concepts, including modulation, sampling, filtering, synchronization, spectral analysis, and channel effects, is required.
  • Experience analyzing analog and digital modulation techniques such as AM, FM, PSK, FSK, QAM, OFDM, or similar waveform structures is required.
  • Experience analyzing communications protocols, packet structures, or network behavior is required.
  • Experience developing signal-processing algorithms or analysis software using Python, MATLAB, C/C++, or similar languages is required.
  • Experience working with RF data, including complex in-phase and quadrature (I/Q) samples, is required.
  • Experience with software-defined radios or RF laboratory equipment such as spectrum analyzers, vector signal analyzers, signal generators, and oscilloscopes is required.
  • Ability to independently investigate complex technical problems and develop practical solutions is required.
  • Strong oral and written communication skills, including experience communicating technical results to multidisciplinary audiences, are required.
  • Ability to work independently as well as lead or contribute to multidisciplinary technical teams is required.
  • Ability to work on-site at APL’s main campus and at commercial and government test sites is required.
  • An active Secret clearance and the ability to ultimately obtain a TS/SCI security clearance are required; eligibility requires U.S. citizenship.

Responsibilities

  • Analyze and characterize complex RF waveforms, modulation schemes, signal structures, and communications protocols.
  • Develop signal-processing algorithms and software to detect, classify, demodulate, synchronize, and characterize RF signals.
  • Perform detailed analysis of known, partially documented, and unfamiliar RF communications systems.
  • Analyze communications protocols to identify framing, packet structures, timing, synchronization, channel access, error correction, and system behavior.
  • Develop approaches for extracting information and understanding system behavior from RF signals and collected I/Q data.
  • Design and execute laboratory and field experiments to evaluate RF waveforms, communications systems, and analysis techniques.
  • Use software-defined radios, RF laboratory equipment, and specialized analysis tools to collect, generate, replay, and analyze RF signals.
  • Develop software and automated analysis tools for processing, visualizing, and exploiting large RF datasets.
  • Lead or contribute to multidisciplinary technical efforts involving RF, signal processing, software, hardware, and systems engineering.
  • Provide technical mentorship and guidance to early-career engineers.
  • Work directly with sponsors to understand technical challenges, develop requirements, and communicate analysis results and recommendations.
  • Document and present technical findings to sponsors and the technical, DoD, and Intelligence communities.
  • Identify and evaluate emerging RF technologies, waveform techniques, protocols, and signal-processing approaches that could address future mission challenges.

Desired Qualifications

  • A Master's or Ph.D. degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field with a focus in communications, RF systems, or signal processing.
  • At least 8 years of experience in RF waveform analysis, communications systems, signal processing, or protocol analysis.
  • Experience analyzing unknown, partially documented, or complex communications waveforms and protocols.
  • Deep experience developing demodulation, synchronization, detection, classification, decoding, or signal-identification algorithms.
  • Strong understanding of statistical signal processing, detection and estimation theory, communications theory, or information theory.
  • Experience with protocol analysis concepts including framing, packet structures, channel access, forward error correction, channel coding, interleaving, and network behavior.
  • Experience with software-defined radio platforms and frameworks such as GNU Radio, USRP, or similar development environments.
  • Experience developing automated processing pipelines for large collections of RF or I/Q data.
  • Experience with wireless communications technologies such as Wi-Fi, Bluetooth, cellular, satellite, tactical communications, or other specialized communications systems.
  • Experience designing and leading RF laboratory or field-test activities.
  • Experience developing waveform-analysis techniques from concept through prototype, demonstration, and operational evaluation.
  • Experience leading small technical teams, mentoring engineers, or serving as a technical lead on multidisciplinary efforts.
  • Experience developing technical concepts, proposals, or new research efforts in RF communications and signal processing.
  • Ability to engage directly with sponsors, understand mission needs, and translate those needs into technical solutions.
  • An active TS/SCI security clearance.

About the Company

Johns Hopkins Applied Physics Laboratory

Not-for-profit UARC delivering national security research

Johns Hopkins Applied Physics Laboratory (APL) is a not-for-profit university-affiliated research center that provides solutions to complex national security and scientific challenges through technical expertise, prototyping, research and development, and analysis. It uses engineering, simulations, and studies to design prototypes and deliver analyses that support government and partner organizations. Unlike many commercial firms, APL operates as a non-profit affiliated with Johns Hopkins and focuses on mission-oriented research rather than selling finished products. Its goal is to provide practical, thoroughly tested solutions to public-sector customers by performing research, developing prototypes, and offering expert analysis.

Company size
5,001-10,000
Company stage
Not listed
Total funding
Not listed
Headquarters
United States
Founded
1942

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