Wireless Firmware Engineer (Starlink Mobile)

SpaceX

Quick summary

Work type: On-site
Location: Redmond, WA
Salary: $125,000–$145,000 / yr
Posted: today

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $169k

This role $135k

$116k most similar roles pay here $212k

This role pays less than 69% of similar roles. Most pay $135,000–$202,500 — the shaded band above. At the midpoint, this role pays about $135k versus about $169k for comparable roles.

Based on 238 similar postings.

Employer

About SpaceX

SpaceX designs, manufactures, and launches advanced rockets and spacecraft with the mission of enabling humans to become a multi-planetary species. It operates the Falcon 9, Falcon Heavy, and Starship launch vehicles, as well as the Starlink satellite internet constellation.

SpaceX currently has 604 open roles on FindRole.

Listed pay typically runs $130,000–$155,000 across 440 roles with salary data.

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At a glance

TL;DR · Wireless Firmware Engineer (Starlink Mobile)

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Join the Starlink Mobile team as a Wireless Firmware Engineer, contributing to global cellular connectivity from space. You will design and implement physical layer algorithms for satellite-based 4G/5G systems, develop optimized signal processing software on resource-constrained CPUs, and debug complex performance issues across wireless layers. Key technologies include C/C++, Matlab, Linux, git, Python, and SDR; familiarity with 3GPP standards and OFDM waveforms is essential. This role involves close collaboration with wireless systems and protocol firmware engineers to solve interdisciplinary challenges in a high-performance software environment.

Skills

C C++ Matlab Python Linux Git 3GPP 4G/5G LTE NR WiMAX 802.11 WiFi DVB-S2 DVB-C FEC MAC layer SDR DSP

What you'll do

Design and implement physical layer algorithms for satellite-based 4G/5G eNodeB/gNodeB.
Develop optimized signal processing algorithms for resource-constrained CPUs.
Analyze system performance through simulations and models.
Identify and debug complex issues in wireless PHY and MAC layers.
Maintain and document the protocol stack's wireless PHY and MAC layers.

What we're looking for

Bachelor's degree in a relevant STEM field.
1+ year of experience in wireless signal processing or related areas.
Proficient in C/C++ and Matlab for algorithm development.
Experience with 3GPP 4G/5G physical layer design or similar OFDM waveforms.
Strong debugging and performance optimization skills.
Familiarity with Linux, git-based version control, and Python programming.

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