Senior Embedded C++ Software Engineer

ANNAX, a Wabtec company, delivers passenger information, audio, and security solutions for trains, trams, and metros worldwide. Our comprehensive solutions include:Rail Audio - Public announcement and passenger emergency call systemsPassenger Experience - Travel information, infotainment, and seat reservationOperations & Security - Video surveillance, operator/conductor interfaces, passenger counting, and fleet managementWe design and deliver integrated solutions that enhance passenger safety, comfort, and experience on rail networks worldwide.We're looking for an experienced Senior Embedded C++ Software Engineer - Product Development to join our R&D team in Piossasco (near Turin). You'll be part of a newly formed team of 3 engineers (growing to 5-10) with team locations in Piossasco (Italy), Bern (Switzerland), Brunnthal (Germany), and Suzhou (China).Your team will develop the core distributed systems infrastructure and backend components that power our next-generation onboard rail audio platform, working closely with project and integration teams.This is a ground-floor opportunity to shape technical direction, establish modern development practices, and grow with the team as it expands. You'll report to the R&D Technical Lead and collaborate closely with colleagues across our international development sites.The ChallengeOur systems connect up to 200 embedded Linux devices to build a distributed audio and travel information solution. The software engineering work spans from the application layer down to hardware interfaces, designing and optimizing real-time audio and communication frameworks across the train.You'll address technical challenges such as:Framework architecture – design and evolve next-generation distributed audio frameworksNetwork architecture – configure IP networksReal-time media – deliver low-latency audio and streaming performanceEmbedded Linux – configure, deploy, and optimize device performanceHardware optimization – tune CPU features and device driversCybersecurity – implement and maintain security measures (e.G., compliant with IEC *****)Key ResponsibilitiesYou'll contribute to the design and development of our next-generation onboard rail audio system with responsibilities including:Collaborate with hardware, system, and software engineers to ensure end-to-end reliability across networked devicesDesign, implement, and document distributed audio system componentsSupport software architecture decisionsConduct code reviews, mentor junior engineers, and maintain coding standards through automated linting and CI/CD pipelinesDebug and optimize performance across networked devicesApply and enforce cybersecurity best practicesContribute to the integration of modern technologies such as containerization and edge computingRequired Skills & ToolsMust-Have Skills3+ years of professional experience with modern C++ (C++14/17 or newer)System design experience – able to architect distributed systems and make informed technical decisions, not just implement featuresEmbedded Linux developmentDeep understanding of Linux systems and command-line toolsScripting (Python, Bash)Solid knowledge of GitStrong grasp of IP networking and distributed systemsDevelopment Tools We UseCompilers & Build Systems: GCC, CMakeBuild Frameworks: YoctoPackage Management: Conan, PIP, DebianDocumentation: Doxygen, Sphinx, ReST, Markdown, PlantUMLVersion Control: Git, GitLabCI/CD & Automation: GitLab CI/CD, Ansible, JFrogScripting: Python, BashIDEs: Eclipse, Visual Studio Code, CLionYour ProfileBachelor's or Master's degree in Electrical Engineering, Computer Science, or related fieldFluent in English (oral and written) – English is our working language, Italian is not requiredAttention to detail and commitment to high-quality technical executionPassionate about distributed systems and complex technical challengesWillingness to travel occasionally within Europe and internationallyExperience in the rail industry is an advantageWhat We OfferSee the impact of your work – your software will be used and seen by passengers every day.Modern development tools and cutting-edge technology stackEnglish-speaking international team environmentProfessional growth opportunities and the chance to work on complex distributed systems