Cellular 5G/4G RF Software Engineer
1 day ago
Do you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of a world class modem team, you'll craft sophisticated leading-edge embedded firmware that deliver more performance in our products than ever before. You'll work across subject areas to transform improved hardware elements into a single, integrated design. Join us, and you'll help us innovate new wireless systems technologies that continually outperform the previous iterations By collaborating with other product development groups across Apple, you'll push the industry boundaries of what wireless systems can do and improve the product experience for our customers across the world
Description
Specify, design, and implement the RF firmware architecture of a state-of-the-art mobile wireless communications system
Design, develop and optimize the RF processing algorithms pertaining to transceiver, RF front end, antenna tuners and other RF components in a cellular system
Implement RF device drivers and control software for RF transceivers and RF front end components with precise timing requirements
Work with RF silicon designers to define RF transceiver architecture and supporting software computing requirements
Work with systems and IC designers to optimize power optimization for all RF circuitry in the cellular system. Work with multi-functional teams to manage dependencies while driving the key Radio feature","responsibilities":"As a Wireless Firmware Engineer on the physical design team, you will be at the center of the embedded 5G/4G/multimode cellular firmware effort within a silicon design group responsible for designing and productizing state-of-the-art cellular SoCs. This position requires someone comfortable with all aspects of embedded software development, that thrives in a dynamic multi-functional organization, is not afraid to debate ideas openly, and is flexible enough to change directions on constantly evolving requirements.
Preferred Qualifications
Bachelor's degree in electrical engineering or computer science is required.
Minimum Qualifications
Knowledge of mobile communications in 4G/5G 3GPP protocols and PHY layer radio aspects
Knowledge of communication theory, Wireless standards, Radio architecture and Interfaces
Experience with control of RF transceiver and RF front end components for 4G/5G data path processing
Understanding of RF calibrations for gain error and techniques for compensating RF impairments
Understanding of design principles to meet tight real time timelines is a plus
Deep understanding of software engineering principles, and core computer science fundamentals
Excellent command of C and C++,and working experience with compilers, build and source code control tools
Working knowledge of computer architecture with particular emphasis on the HW/SW interfaces of wireless communication systems
Experience with using RF Test equipment for RF validation and debugging and proficiency with debugging in embedded software systems. Familiarity with JTAG and ETM Trace tools
8+ years of proven experience","internalDetails":null,"eeoContent":null
-
Cellular 5G/4G RF Software Engineer
3 days ago
Bengaluru, Karnataka, India Apple Full time ₹ 12,00,000 - ₹ 36,00,000 per yearDo you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of a world class modem team, you'll craft sophisticated leading-edge embedded firmware that deliver more performance in our products than ever before. You'll work across subject areas to transform improved hardware elements into...
-
Cellular 5G/4G Firmware Development
2 weeks ago
Bengaluru, Karnataka, India Apple Full timeDo you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of an extraordinary modem team, you'll craft sophisticated leading-edge embedded firmware that deliver more performance in our products than ever before. You'll work across subject areas to transform improved hardware elements...
-
Cellular 5G/4G Firmware Verification Engineer
2 weeks ago
Bengaluru, Karnataka, India Apple Full time ₹ 12,00,000 - ₹ 36,00,000 per yearDo you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of an extraordinary modem team, you'll craft sophisticated leading-edge embedded firmware that deliver more performance in our products than ever before. You'll work across subject areas to transform improved hardware elements...
-
Cellular 5G
7 days ago
Bengaluru, Karnataka, India Apple Full time US$ 1,50,000 - US$ 2,00,000 per yearDo you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of an extraordinary modem team, you'll craft sophisticated & pioneering embedded firmware that deliver more performance in our products than ever before. You'll work across subject areas to transform improved hardware elements...
-
Cellular Certification Testing Lead
2 weeks ago
Bengaluru, Karnataka, India ST-L&T Semiconductor Technologies Limited Full time ₹ 12,00,000 - ₹ 24,00,000 per yearJob Summary: We are seeking a skilled 4G/5G Cellular Certification Testing Engineer with experience in both manual and automation testing for cellular protocols, along with hands-on expertise in certification processes such as PTCRB, GCF, FCC, and carrier certifications (e.g., Verizon, AT&T, T-Mobile). The candidate will be responsible for leading device...
-
Cellular HW Modeling Engineer
3 days ago
Bengaluru, Karnataka, India Apple Full time US$ 1,50,000 - US$ 2,00,000 per yearAre you a fearless thinker? Do you love the challenge of advancing a widely accepted technology? In the Wireless Software group, you'll be responsible for bringing groundbreaking wireless connectivity to the world through Wi-Fi, Bluetooth, GPS, and more. You'll design, develop, and patent the next generation of our state-of-the art connectivity technologies....
-
Cellular Certification Testing Lead
2 weeks ago
Bengaluru, Karnataka, India L&T Technology Services Ltd. Full time ₹ 8,00,000 - ₹ 12,00,000 per yearCellular Certification Testing LeadLNT/CCTL/1552013LTST-L&T Semiconductor Technologies LimitedBengaluruPosted On12 Nov 2025End Date11 May 2026Required Experience YearsSkillsKnowledge & Posting LocationWIRELESSMinimum QualificationBACHELOR OF ELECTRICAL ENGINEERING (BEE)Job DescriptionJob Summary: We are seeking a skilled 4G/5G Cellular Certification Testing...
-
Software Engineer C
3 days ago
Bengaluru, Karnataka, India InfoVision Inc. Full time ₹ 15,00,000 - ₹ 20,00,000 per yearCritical Skills To Possess5-7 year of experience in C# software coding.3-5 years of experience in C++ and ideally other software languages as well.3-5 years exposure to wireless technology (microwave radio, RF path analysis, cellular networks, 5G/LTE networks, etc.).Experience working in Agile environment using JIRA for sprints and ticketing.Some experience...
-
Bengaluru, Karnataka, India GreenWave™ Radios Full time ₹ 12,00,000 - ₹ 36,00,000 per yearInnoPhase Inc., DBA GreenWave Radios,is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays.Based in San Diego,...
-
Software Engineer- 5G RAN L1/L2
1 day ago
Bengaluru, Karnataka, India Tietoevry Full time ₹ 12,00,000 - ₹ 24,00,000 per yearJob DescriptionWe are seeking a talented and experienced Software Engineer specializing in 5G RAN L1/L2 to join our team in Bangalore, India. In this role, you will be at the forefront of developing cutting-edge software for 5G Radio Access Network (RAN) technologies, focusing on Layer 1 (Physical Layer) and Layer 2 (Data Link Layer) protocols.Design,...
