Digital Modem Engineer

Jump Trading Jump Trading · Quant · Austin, TX +2 · IT Infrastructure + WCW

Jump Trading is seeking a Digital Modem Engineer to lead the design and development of custom, low-latency modem architectures for their global point-to-point wireless networks. This role involves designing, simulating, and implementing innovative physical layer wireless communication algorithms, collaborating with digital designers and firmware developers, and performing detailed performance investigations.

What you'd actually do

  1. Design, simulate, and realize innovative physical layer wireless communication algorithms for low latency applications
  2. Implement modem/system models and perform detailed performance investigations to allow performance sign-off and enable RTL development
  3. Collaborate with digital designers and firmware developers to realize algorithms with power and area efficient implementation

Skills

Required

  • Design, build, and deployment of digital modem systems
  • digital modem design
  • Transmit and receive pulse shaping digital filter design
  • Symbol rate throughput, latency, and spectral occupancy analysis and optimization
  • Carrier/symbol clock offset tracking and recovery
  • Adaptive equalization using blind, training-based, and decision-directed algorithms
  • Channel modeling and simulation
  • Fixed point design, simulation and analysis
  • Python, C/C++ and/or Matlab for algorithm development, modeling (floating-point and fixed-point) and link-level simulation
  • MS/PhD in Electrical/Computer Engineering, Computer Science, or equivalent experience

Nice to have

  • logic design for wireless modem FPGAs, ASICs or custom data-path components for DSP applications (sequential and arithmetic components)
  • Radio Frequency (RF) and microwave components: oscillators, mixers, attenuators, amplifiers, couplers, isolators, Printed Circuit Boards (PCB) layout

What the JD emphasized

  • At least 5+ years of experience in the design, build, and deployment of digital modem systems
  • Deep knowledge and demonstrated experience in digital modem design