Digital Modem Engineer

Jump Crypto

Jump Crypto

Chicago, IL, USA · New York, NY, USA
Posted on Wednesday, October 19, 2022

At Jump Trading, you will find a group of driven, dynamic people focused on researching, interpreting, and capitalizing on the global trading markets. Headquartered in Chicago since 1999, Jump has expanded over the years as a global operation with offices in Chicago, New York, Austin, London, Singapore, Shanghai, Amsterdam, Bristol, Sydney, Hong Kong, Paris, and Gurugram.

Jump is looking for a Digital Modem Engineer to join our world class wireless team. In this role, you will you will lead the design and development of custom, low-latency modem architectures for our point-to-point wireless networks around the globe.

What You'll Do:

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

Skills You’ll Need:

  • 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, including
  • 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
  • Experience with 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
  • Reliable and predictable availability

Bonus Points:

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

If you are currently a student or recent graduate, please see our Campus postings which offer both intern and full-time opportunities.


- Discretionary bonus eligibility
- Medical, dental, and vision insurance
- HSA, FSA, and Dependent Care options
- Employer Paid Group Term Life and AD&D Insurance
- Voluntary Life & AD&D insurance
- Paid vacation plus paid holidays
- Retirement plan with employer match
- Paid parental leave
- Wellness Programs

Annual Base Salary Range
$150,000$250,000 USD