Senior Firmware Engineer – 5G/6G Modem – Hod HaSharon
Core
Design and develop timing-critical, real-time firmware for cellular modems, driving interactions between protocol layers, PHY, RF, and hardware to ensure performance, stability, and power efficiency.
Role type
Senior IC firmware engineer (cellular modem)
Builds
Cellular modem firmware for 5G NR, LTE, multi-RAT operation, and emerging 6G technologies
Domain
Telecommunications / Embedded Systems / 5G/6G
Required skills
C programming, real-time embedded systems, interrupts, concurrency, synchronization, memory and cache behavior, low-level control logic, debugging, root-cause analysis, 3GPP specifications interpretation
Preferred skills
DSP/MCU/heterogeneous SoC firmware, modem-to-RF control, RF management, scheduler design, hardware register/DMA/timer interaction, memory-constrained embedded systems, semiconductor industry experience, AI-assisted development tools
Technologies
C, 3GPP, DSP, MCU, SoC, protocol analyzers, oscilloscopes
Responsibilities
Design and implement cellular modem firmware including control flows, scheduling, RF control, and state machines; Translate system and 3GPP requirements into robust firmware design; Develop modem features for 5G NR, LTE, multi-RAT, and 6G; Optimize latency-sensitive firmware under strict real-time timing, memory, performance, and power constraints; Debug and perform root-cause analysis of complex cross-layer issues; Collaborate with modem systems, PHY, RF, and hardware teams; Drive features from implementation through commercialization
Seniority
Senior, hands-on IC
