Senior Modem Technologies Software Engineer

Qualcomm

Quick summary

Work type: On-site
Location: San Diego, CA
Salary: $130,187–$192,000 / yr
Posted: 5 days ago
Closes: Dec 20, 2026
Nearby: 99+ roles within 25 mi

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Salary context

Competitive pay

How this pay compares to similar roles

Similar $171k

This role $161k

$108k most similar roles pay here $228k

This role pays less than 65% of similar roles. Most pay $148,375–$193,250 — the shaded band above. At the midpoint, this role pays about $161k versus about $171k for comparable roles.

Based on 240 similar postings.

Employer

About Qualcomm

Qualcomm is a leading American semiconductor and telecommunications company based in San Diego, CA.

Qualcomm currently has 828 open roles on FindRole.

Listed pay typically runs $148,300–$222,500 across 508 roles with salary data.

Most-posted roles

View all roles at Qualcomm

At a glance

TL;DR · Senior Modem Technologies Software Engineer

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As a Senior Modem Technologies Software Engineer at Qualcomm Technologies, Inc., you will independently design, implement, verify, validate, and commercialize Wireless WAN modem air interface RAN technologies. Your daily responsibilities include working on Modem access stratum and RF software design, optimizations, and algorithms, collaborating with the RFFE team to define modem IP architecture, and implementing transceiver and HW control software for multi-RAT modems based on 3GPP standards like LTE and 5GNR. You will also optimize shared resources in a multi-RAT environment, ensuring high performance and cost-effectiveness while meeting industry and customer requirements. Proficiency in C/C++, knowledge of wireless communication protocols, and experience with agile methodologies are essential, along with familiarity with AWS and AngularJS for development efficiency.

Skills

AWS Java AngularJS Agile Methodologies JavaScript 3GPP LTE 5GNR WWAN L1/L2/L3 C++ Python Git Docker CI/CD

What you'll do

Design and implement wireless WAN modem air interface RAN technologies.
Optimize and develop algorithms for RF software and transceiver systems.
Define and guide the architecture of modem IP, HW APIs, and core systems.
Collaborate with RFFE team to ensure efficient hardware-software integration.
Implement multi-RAT modem software from industry specifications like 3GPP.
Develop high-performance, cost-effective modem IP meeting customer requirements.

What we're looking for

Extensive experience in designing, implementing, and validating Wireless WAN modem air interface RAN technologies.
Proficient in developing Radio Access Stratum software for multi-RAT modems from industry specifications like 3GPP LTE and 5GNR.
Expertise in optimizing transceiver and HW control software for high performance and efficiency.
Strong background in defining and guiding modem IP architecture, including RF SW design and HW APIs.
Collaborative skills to work closely with RFFE team on modem IP architecture and core systems algorithms.
Experience in implementing WWAN L1/L2/L3 specifications efficiently across shared resources of multi-RAT modems.

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