Senior Software Engineer (5G PHY Layer) jobs in United States
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Globalstar · 3 months ago

Senior Software Engineer (5G PHY Layer)

positionSan Diego, CA
timeFull-time
remoteOnsite
senioritySenior Level
date7+ years exp

Globalstar is a leading company in personal safety and satellite communications, leveraging its low-earth orbit satellite constellation to connect and protect assets globally. The Senior Software Engineer will design and implement real-time C/C++ software for high-performing wireless systems, participating in software processes and collaborating with systems design and test teams.

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H1B Sponsor Likelynote

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/C++ programmingReal-time Linux systems5G/4G L1 (PHY Layer)Intel ecosystemDigital signal processingNetworking conceptsUnit testingDebugging techniquesSoftware performance optimizationCommunicationOrganizational skillsTime managementProblem-solving skills

Required

BS Computer Science, Computer Engineering, or closely related field
7+ years of recent and hands-on software development experience with C and/or Modern C++
5+ years of experience developing software for real-time Linux systems
5+ years of experience with 5g or 4g L1 (PHY Layer) specs and stack development
Excellent verbal and written communication skills, including the ability to interact clearly and concisely with all departments and levels of management
Excellent organizational skills with attention-to-detail
Ability to meet multiple deadlines in a fast-paced environment
Ability to effectively manage time and prioritize tasks
Ability to act with integrity, professionalism, and confidentiality
Proficiency with Microsoft Office
Strong problem-solving skills, especially under time constraints
Ability to identify and seek needed information

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. Linear algebra would be a plus
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
Familiarity with NetSuite

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