Senior C++ Software Engineer (5G L1 / PHY) jobs in United States
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Globalstar · 1 day ago

Senior C++ Software Engineer (5G L1 / PHY)

positionSan Diego, CA
timeFull-time
remoteOnsite
senioritySenior Level
money$120K/yr - $190K/yr
date5+ years exp

Globalstar is a company focused on advanced wireless technologies, and they are seeking a Senior C++ Software Engineer to design and implement real-time software for high performing wireless systems. The role involves developing major system features, participating in software processes, and collaborating with design and test teams to validate new wireless technology concepts.

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H1B Sponsor Likelynote
Hiring Manager
Scott Pence
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Responsibilities

Design and implement real-time C/C++ software for high performing wireless systems
Designing, developing, coding, testing, and verifying major system features
Participate in and enhance software processes, including design reviews, code reviews, and continuous integration
Work with systems design and test teams to integrate and validate novel 3GPP wireless technology concepts

Qualification

C++Real-time Linux5G L1 PHYIntel ecosystemDigital signal processingNetworking conceptsUnit testingDebugging techniquesOptimizing software performance

Required

BS Computer Science, Computer Engineering, or closely related field
5+ years of recent and hands-on software development experience with C and/or Modern C++
3+ years of experience developing software for real-time Linux systems
3+ years of experience with 5g or 4g L1 (PHY Layer) specs and stack development

Preferred

MS Computer Science, Computer Engineering, or closely related field
Experience with Intel ecosystem: CPU architecture (AVX-512 instructions), NIC drivers, and DPDK (Data Plane Development Kit)
Knowledge of digital signal processing
Knowledge of Linear Algebra
Networking concepts, protocol, and networking tools (e.g., Wireshark, tcpdump)
Unit testing and end to end system integration testing
Debugging techniques for real-time software applications
Optimizing software performance

Company

Globalstar

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Globalstar is the widely-used handheld satellite phone service, offering both voice and data services from virtually anywhere.
dateFounded in 1991
location
Milpitas, California, USA
people-size201-500 employees
web-link
http://www.globalstar.com

H1B Sponsorship

Globalstar has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (16)
2024 (6)
2023 (5)
2022 (5)
2021 (6)
2020 (5)

Funding

Current Stage
Public Company
Total Funding
$652M
Key Investors
Apple
2024-10-29Post Ipo Equity· $400M
2023-02-28Post Ipo Debt· $252M
2006-11-02IPO

Leadership Team

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Paul E. Jacobs
Chief Executive Officer

Recent News

GlobeNewswire
Global Internet-of-Things Leaders Recognized in 10th Annual IoT Breakthrough Awards Program
2026-01-07
The Motley Fool
Why Globalstar Stock Crashed Today
2026-01-07
thefly.com
Globalstar falls -6.8%
2025-12-24
Company data provided by crunchbase