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Tieto

Industry-specific software, cloud and AI

Lead 5G RAN Protocol Stack Developer L2 - Mac

Telecommunications EngineeringConfirmed live in the last 24 hours
Full-timeBengaluru, Karnataka, IndiaNo salary listedIn-person

About the Job

Requirements

  • Seven to 18+ years of experience in 3GPP Layer 2 eNB/gNB software development, 4G/5G baseband design, testing, or systems.
  • Must hold a B.E., B.S., B.Tech., M.S., M.E., or M.Tech. in EC, EE, CS, or a related branch.
  • Strong academic background.
  • Strong understanding of software architecture principles and RAN domains, specifically Layer 2.
  • Experience in feasibility studies and simulation of Layer 2/MAC-related features or packet scheduler algorithms.
  • Good understanding of 3GPP protocols such as LTE and 5G NR, and a strong understanding of end-to-end RAN systems.
  • Solid understanding of communications systems and PHY/MAC layers in 4G and 5G.
  • Strong software design skills and proficiency in C and C++ programming on general-purpose processors and purpose-built ASIC architecture.
  • Strong understanding of 3GPP radio access standardization for LTE and NR, ORAN split architecture (preferably radio protocols), algorithms, and protocols.
  • Extensive experience developing, systemizing, and testing software for 5G Layer 2/Layer 3 protocols.
  • Proficiency with system- and node-level test methodologies, tools, and simulators.
  • Solid understanding of Linux and optimizing data processing paths using DPDK and Smart Network Interface Cards.
  • Experience with CI/CD principles and tools such as Jenkins and Spinnaker.
  • Proficiency with version control tools such as Git and Gerrit, and project management tools such as Jira.
  • Knowledge of agile and lean methodologies.
  • Proficiency in English.
  • Excellent oral and written communication skills, including communication and documentation.

Responsibilities

  • Develop specialized knowledge of the existing 5G baseband software architecture.
  • Provide guidance to teams regarding intricate design issues.
  • Conceive strategies to enhance the current architecture.
  • Work closely with other domain specialists.

Desired Qualifications

  • Experience with ORAN split architecture, preferably radio protocols.

About the Company

Tieto

Industry-specific software, cloud and AI

Tieto provides mission-critical software and consulting services for various industries, organized into vertical software families: Tieto Caretech (care and health tech), Tieto Banktech (banking tech), Tieto Indtech (industrial tech) plus Tieto Tech Consulting. It helps customers run and improve their operations by delivering industry-specific software platforms, cloud services, data analytics and AI-powered solutions, complemented by design and software engineering expertise. Unlike more generic IT firms, Tieto focuses on deep, sector-specific capabilities and combines software products with consulting to support digital transformations. Its goal is to help customers succeed and innovate with the latest technology by making complex systems work together reliably and efficiently, backed by a team of about 13,000 specialists and EUR 2 billion in annual revenue.

Company size
5,001-10,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Helsinki, Finland
Founded
1968

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