Principal Software Developer

Grow with us Ericsson Inc. does not sponsor U.S work authorizations for this job position including U.S. immigration filings for initial and/or change of employer paperwork for H-1's, H-1B1's, E-3's, O-1's, and TN's. Ericsson also does not hire F-1's working on CPT or EAD for this position.

About this opportunity

Ericsson Enterprise Wireless Solutions is building its modem engineering team, leading end-to-end modem baseband, platform, and firmware architecture for next-generation enterprise and industrial IoT solutions. This founding team works closely with global Ericsson engineering organizations and leading modem chipset partners on advanced LGA-based platforms.

As a Principal Modem Architect, you will own the complete modem firmware architecture for LGA modem modules, drive modem software stack integration strategy, and provide technical leadership across modem software, hardware interfaces, and platform components. This is a ground-up opportunity to define architecture, influence long-term technology direction, and deliver high-performance 5G platforms deployed at a global scale.

What you will doOwn and define the end-to-end modem firmware architecture for LGA modem modules

Lead modem software stack integration, customization, and long-term upgrade strategy

Define architectural guidelines for baseband platform, RF, power management, and system interfaces

Drive cross-team technical alignment across firmware, hardware, RF, and platform teams

Serve as the primary technical contact with modem chipset and hardware partners

Review and guide complex design decisions, trade-offs, and performance optimizations

Debug and resolve critical system-level issues across hardware, firmware, and software boundaries

Influence modem roadmap decisions, technology choices, and future platform evolution

The skills you will bring
10+ years of experience in embedded systems architecture, with 3+ years in modem or wireless domains

Hands-on experience with modem chipset platforms

Deep understanding of modem subsystem architecture, including ARM cores, DSP, and hardware accelerators

Expert knowledge of modem software stacks and integration models

Strong proficiency in C/C++ for large-scale, real-time embedded systems

Experience with system-level debugging using JTAG, trace tools, and lab instrumentation

Ability to lead technical discussions, reviews, and cross-team design alignment

Experience across multiple modem generations and carrier deployments (preferred)
Linux kernel or embedded driver development experience (preferred)
Solid fundamentals in wireless and RF concepts (preferred)
Experience in mentorship or technical leadership (preferred)
Master's degree or higher in Electrical Engineering, Computer Engineering, or a related field (preferred)
Why join Ericsson?

At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

What happens once you apply? to find all you need to know about what our typical hiring process looks like.

Ericsson uses a merit-based hiring approach that values people with different experiences, perspectives and skillsets. We truly believe this approach drives innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity employer, learn more.

If you need assistance or to request an accommodation due to a disability, please contact Ericsson at hr The above statements are intended to describe the general nature and level of work being performed by employees in this position. They are not an exhaustive list of all responsibilities, duties and skills required for this position, and you may be required to perform additional job tasks as assigned.

Primary country and city:
United States (US) || Santa Clara (Country/ City)
Job details:
Developer Compensation and…