Dense Air (DA) builds and operates Open RAN “neutral host” networks. DA’s single shared architecture provides a secure, seamless, and simultaneous experience for mobile network operators, ISPs, enterprise private networks, and municipal use cases.Main Purpose of the Job:You will be leading the design and development of embedded Linux platform software solutions for Dense Air’s 5G small cell products. The role involves gathering requirements, sprint task decomposition, design, implementation and test.The Linux platform covers areas including secure boot, software upgrade, peripheral access, clock synchronisation and secure network connectivity.Key Responsibilities:Design and develop custom embedded Linux platform for the Dense Air 5G small cell based on reference BSP from SoC vendorIntegrate Linux platform with peripherals on I2C, SPI, GPIO, UART and USBIntegrate Linux platform with multiple clock synchronisation solutions and external network switchesWork with DevOps to integrate all platform software into the official build pipelineCollaborate with the hardware team on PCB design, baseband board bring-up and functional testEnsure that security is included in all solutions by designFollow Agile development lifecycleUse of Jira and Bitbucket development toolsParticipate in design and code reviews during the development processOther duties appropriate to the post as may be assigned from time to time by the Head of SoftwareEducation and Experience:Essential:Strong software programming skills (C/C++)7+ years embedded Linux development including kernel level codeExperience of custom board development/bring-up using vendor SoC and BSP and ability to reverse engineer vendor softwareExperience of low-level network hardware integrationStrong understanding of IP networking protocolsExperience in secure end-to-end system developmentSolid working experience with the Yocto build systemFull software lifecycle including design, design documentation, source control, unit test, integration test, user documentationDesired:Knowledge of Public Key Infrastructure systemsKnowledge of IPSEC protocolExperience of board functional test design and developmentExperience of RF calibration proceduresExperience using JTAG debuggers with Linux-based systemsTechnical degree in Electronic Engineering, Computer Science or relevant fieldPersonal QualitiesStrong analytical skills and ability to deliverAble to schedule and prioritise own work and react positively to issues occurringAble to present information in a clear and concise way to peers and managersAble to explore and analyse complex inter-related systems, with a willingness to engage in topics outside the scope of the primary taskDiversity, Equity, and Inclusion:Dense Air is committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants and employees regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, age, veteran status, and any other characteristic protected by applicable law. Dense Air believes that diversity and inclusion among our teammates is critical to our success.