Parallel Wireless

Delivers OpenRAN-based 5G wireless infrastructure

Senior Tech Lead - 4G/5G Stack L2, Software Development

Embedded EngineeringConfirmed live in the last 24 hours

Full-timeBengaluru, Karnataka, IndiaNo salary listedIn-person

About the Job

Requirements

Understanding of end-to-end solutions for 4G/5G network architecture.
Familiarity with 3GPP Radio Access Network (RAN) and Open Radio Access Network (O-RAN) specifications and functionality.
Development experience on cellular radio products complying with 3GPP specifications for Evolved Universal Terrestrial Radio Access (E-UTRA/LTE) and New Radio (NR).
Familiarity with Ethernet, Transmission Control Protocol/Internet Protocol (TCP/IP), and User Datagram Protocol (UDP) communication interfaces.
Knowledge of RAN protocols and interfaces, including the LTE/5G Access Stratum protocol layers: Physical Layer (PHY), Medium Access Control (MAC), Radio Link Control (RLC), Packet Data Convergence Protocol (PDCP), and Radio Resource Control (RRC).
Expert-level proficiency in the MAC and RLC layers.
Strong C and C++ programming skills and knowledge of the Linux operating system.
Hands-on experience debugging in a Linux environment using tools such as GDB, QXDM, TM500, and QCAT.
Eight to ten years of work experience.

Responsibilities

Own the full development process for the Layer 2/Layer 3 embedded protocol stack, including design, coding, unit testing, debugging, and integration.
Develop new features and environments for future Parallel Wireless products as a stack software developer, and debug existing solutions used by customers worldwide.

Desired Qualifications

Knowledge of artificial intelligence and machine learning concepts and their application to RAN, such as network optimization and machine-learning frameworks; hands-on experience applying AI/ML in a telecom/RAN context is a strong plus.
Experience with Git.
Knowledge of the O-RAN E3 interface and dApp development.

Salary Range: 0 to 0 (Currency: INR) (Pay period: per-year-salary)

Parallel Wireless is a U.S.-based pioneer in Open RAN innovation, transforming how mobile networks are built, optimized, and powered. Through our GreenRAN™ portfolio, we enable operators to deliver next-generation connectivity with unmatched energy efficiency, automation, and flexibility.

Qualifications & required skills-

Understanding of end-to-end solutions for 4G/5G network architecture.

Familiar with 3GPP RAN and O-RAN specifications and functionality.

Development experience on Cellular Radio products complying with 3GPP specifications for E-UTRA (LTE) and NR.

Familiar with communication interfaces: Ethernet / TCP/IP / UDP.

Good knowledge of RAN protocols and interfaces:

LTE/5G AS protocol layers — PHY, MAC, RLC, PDCP, RRC.

Expert-level proficiency in the MAC and RLC layers is required

Knowledge of AI/ML concepts and their application to RAN (e.g., network optimization, ML frameworks); hands-on experience applying AI/ML in a telecom/RAN context is a strong plus.

Excellent log analysis and debugging skills.

Must be strong in C/C++ programming and Linux OS.

Hands-on experience debugging in a Linux environment with tools like GDB, QXDM, TM500, QCAT, etc.

8 - 10 years of work experience.

Good to Have / Advantageous

Experience with Git.

Knowledge of the O-RAN E3 interface and dApp development.

Key responsibilities -

You will be responsible for the full development process of L2/L3 embedded protocol stack including design, coding, unit testing, debugging, and integration.
As a stack SW developer, you will develop new features/environment for Parallel Wireless future products and debug existing solutions which are used by our customers around the world.

About the Company

Parallel Wireless

Delivers OpenRAN-based 5G wireless infrastructure

Parallel Wireless provides OpenRAN-based 5G wireless infrastructure for mobile network operators, governments, and enterprises. Its products combine hardware and software that form a cloud-native, software-defined OpenRAN stack, enabling flexible and scalable radio access networks with open interfaces and interoperable components that can be managed remotely. Unlike many traditional vendors, its approach centers on open standards and interoperability to reduce deployment complexity and cost while supporting diverse deployment scenarios. The company’s goal is to make 5G networks more accessible and affordable by delivering cost-efficient, flexible infrastructure that can adapt to changing needs.

Company size: 501-1,000
Company stage: N/A
Total funding: $1.8M
Headquarters: Nashua, NH
Founded: 2012

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