Arlington, Virginia

BBN Technologies solves challenging problems of high importance to our customers in the Department of Defense, the Intelligence Community and Industry by rapidly prototyping systems for sensing complex physical phenomena, correlating them to events of interest, and producing high-value, actionable information from the sensed data. Our team specializes in developing next-generation sensor system technologies by combining a fundamental understanding of the underlying EM physics including complex electromagnetic interactions and signatures, and propagation phenomenology, with a deep expertise in analysis, statistical signal processing, optimization, and machine learning We are currently searching for a highly qualified RF Signal Processing Research Scientist to join our team in Arlington, VA. Desirable candidates will have experience deriving and implementing research-grade algorithms and applying these to data collected from real sensors. Qualified candidates will have academic or professional experience in several of the areas listed below.

Statistical signal processing:
  • Estimation techniques including Bayesian and non-Bayesian estimators, performance measures such as bias and mean-square error and bounds on estimator performance such as the Cramer-Rao lower bound
  • Detection techniques including the Neyman-Pearson detection, probabilities of detection and false alarm, receiver operating curves, etc.
Cyclostationary signal processing:
  • CAF, SCF, SOF estimation
  • Computation of Cyclic Cumulants
  • Cyclic Feature Detection
Adaptive signal processing:
  • Temporal and space-time adaptive processing
  • Interference covariance estimation techniques including both structured and reduced-rank techniques
  • Wiener filtering and on-line adaptive techniques such as LMS and RLS
  • Kalman filtering, particle filtering, and multi-hypothesis tracking
  • Machine learning and optimization for optimal control
RF propagation and signature modeling:
  • Link budgets, terrestrial and free-space propagation models, multipath, non-stationary propagation environments (Doppler spread), clock stability and phase noise, and target kinematics
  • Antenna pattern estimation
  • Estimation of bistatic RCS
  • Sparse array processing, beamforming, direction finding, filtering and tracking
  • Range-Doppler radar and synthetic aperture radar
  • Signal classification and recognition
Physical-layer communications:
  • Modulation techniques and tradeoffs, channel estimation and tracking, MIMO communications, equalization, forward error correction and decoding
  • LPX waveform design
  • Multi-user detection

  • M.S in Electrical Engineering, Mathematics, or Physics and 4+ years of relevant experience or Ph.D. in Electrical Engineering, Mathematics, or Physics.
  • Develops and applies advanced methods, theories, and R&D techniques from a variety of technical specialties for complex and difficult problems.
  • Independently executes responsibilities with minimal review or supervision.
  • Plans new projects and is project leader, or is technical lead on projects of substantial size, complexity, and importance to the organization. Defines assignments for less senior professionals and provides supervision;
  • Takes proactive action to anticipate, understand, and meet customer needs.
  • Speaks for BBN to external customers; customer relies on experience and performance.
  • Develops novel concepts that address challenging technical problems of concern to BBN___s customers
  • Position may require some amount of overnight travel.
Raytheon BBN is proud to offer a comprehensive total compensation package including a competitive 401k company match, a Retirement Contribution plan, performance based incentive, and competitive benefits package. In addition to protecting your and your family___s health and well-being, we also offer important financial and family friendly benefits to meet your needs.

Our Work/Life benefits include ___ Paid Parental Leave ___ Adoption Assistance ___ Auto and Home Insurance ___ Child/Elder Back Up Care ___ College Coach ___ Retirement Planning Services ___ Flexible Work Arrangements - Legal Services ___ LifeResources ___ Employee Discount Program ___ Educational Assistance ___ Transportation Benefits ___ and Wellness Reward.

Raytheon is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

Arlington, Virginia

Raytheon: Aspiring to be the most admired defense and aerospace systems company through our world-class people, innovation and technology

Raytheon Company is a technology and innovation leader specializing in defense, security and civil markets throughout the world. With a history of innovation spanning 91 years, Raytheon provides state-of-the-art electronics, mission systems integration and other capabilities in the areas of sensing; effects; and command, control, communications and intelligence systems; as well as a broad range of mission support services.

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