Staff Engineer – Cellular Modem DSP Software
As a Staff Engineer – DSP Software, you will play a critical role in developing, testing and validating Modem PHY SW solutions for a Cellular Wireless Base-station Modem. The job responsibilities include, but are not limited to the following:
- Design, implement and test real-time PHY baseband software for 5G-NR, LTE-A base-stations.
- Optimize L1 SW for performance, memory utilization on real-time embedded DSP platform and ensure that design meets performance requirements.
- Work with Systems and Test teams to take SW through unit tests and system tests using signal generators, test vectors and vector signal analyzers.
- Work with Systems team to design system level PHY SW tests for modem and SoC characterization.
- Help IOT team with IOT, characterize and optimize modem stack performance in lab and on the field using test equipment and commercial UEs.
Skills and Experience Requirements
- 4+ years of experience in developing PHY SW for Mobile Wireless Standards such as LTE, WiMAX, WCDMA/HSPA+.
- Prior experience with DSP PHY SW implementation for 5G-NR or LTE is a strong plus.
- Must have experience with various aspects of PHY SW delivery: Real-time implementation, debugging, system test, validation and SW qualification.
- Must have experience in SW partitioning, algorithm benchmarking, optimization for DSP and CPU processing.
- Prior experience on modem control SW design on MIPS or ARM CPU is a strong plus.
- Strong expertise in C++/Assembly, Real-time OS and embedded programming concepts: SW task scheduler, Multi-threaded system, Memory management.
- Must have experience in testing/debugging software on Real Time development platform.
- Comprehensive understanding of 3GPP Wireless Standards such as LTE, WCDMA/HSPA+ and advanced system features is strongly desired.
- Experience with test equipment such as Signal Generators, VSA, Logic Analyzers is a plus.
- Sound background in Communications Theory and Signal Processing is required.
Educational Requirements
- BS in Electrical Engineering (or similar) with a minimum of 6 yrs experience of related experience or MS in Electrical Engineering (or similar) with a minimum of 4 yrs of related experience
Additional Requirements
- Must have the ability to multi-task in a fast-paced environment.
- Must have effective interpersonal, teamwork, and communication skills.
- Demonstrates good analysis and problem-solving skills.
