Staff OS Application Engineer

Job Description:This is a customer-facing, system-level role focused on platform firmware, bring-up, and debug, working across silicon, firmware, and operating system layers. You will act as a technical lead in supporting both go-to-market reference platforms and custom end-customer designs, helping partners accelerate platform readiness and reduce integration risk.The role sits at the intersection of engineering and customer enablement, requiring strong technical depth, ownership, and proficiency in driving sophisticated issues to resolution across distributed teams.Responsibilities:Staff OS Application Engineer is a multifaceted, deeply technical role, where we will not only use our expertise but our social skills to support our partners through their technical challenges. The role offers a lot of opportunity and access and benefits a motivated person with initiative to use the role to help Arm and our partner succeed.Serve as the primary technical interface for customers during their entire product lifecycleBe the domain authority on Linux kernel and driversPerform hands-on debugging across firmware, silicon, and system-level issues, including multi-socket and interconnect configuration problemsWork closely with hardware teams to debug integration issues involving DDR, PCIe, and other high-speed interfacesTrack and lead customer issues with clear communication, prioritization, and handling critical issues, drive triage, root cause analysis and resolution in collaboration with internal Arm engineering teamsDeliver technical enablement through workshops, training sessions, and documentationCollect key findings from customer engagements and foster them back into internal engineering and product developmentEssential Qualifications and History :Bachelor’s or Master’s degree in Electrical Engineering, Computer Science, or related field8+ years of experience in silicon, firmware, or server platform development and bring-upStrong hands-on experience in system bring-up and debug for sophisticated SoC-based platformsExpertise in OS enablement in firmware (ACPI/Devicetree)Experience with Linux bring-up and debugging, including boot logs, kernel parameters, and early boot diagnosticsGood understanding of server platform architecture, including CPU, memory, interconnect, and I/O subsystemsFamiliarity with high-speed interfaces such as PCIe and DDR from software perspectiveStrong customer-facing social skills with the ability to explain intricate technical issues clearlyExperience driving multi-functional collaboration and issue resolution in a global engineering environment“Nice To Have” Skills and Experience :Experience with multi-socket systems and coherency fabrics (e.g. CMN or similar architectures)Familiarity with BMC / OpenBMC and system management flowsScripting skills (e.g., Python, Bash) for debug and automationExperience delivering technical training or customer workshopsPrior experience in a customer-facing engineering role (FAE/AE/System Integration)Advert Footer ReminderPlease note that the following sections are automatically added to every advert on the Careers site and do not need to be included in your advert:10x Mindset at ArmJoin our Talent CommunityUse of AI in Your ApplicationAccommodations at ArmEqual Opportunities at ArmHybrid Working at ArmThese sections are auto-populated on the Careers site, so you won't see them in Textio. Please don't copy and paste them from older adverts or include them in new ones.Your advert should only contain the main body of the job advert. The footer content will be added automatically as part of the publishing process.We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform crucial job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.In Return:Joining Arm means stepping into a career‑defining opportunity. You’ll occupy a central role in the company’s most critical initiatives. These initiatives build how Arm innovates, scales, and partners globally.Additional InformationPlease note this role does not meet the eligibility requirements for sponsorship, and therefore the successful candidate must have the right to work in the US without relying on sponsorship by Arm.10x Mindset at ArmAt Arm, we believe progress happens when people are empowered to think bigger and push beyond what seems possible. Our 10x mindset is about curiosity, ambition and creating impact that will be used by millions. We learn fast, prioritise collaboration and turn bold ideas into real technology. We look for people who are inspired by this way of working and want to grow in an environment where bold ideas are welcomed. Read more about how we bring the 10x mindset to life on the Arm blog.Didn't find what you were looking for?Join our talent community. Click here to get started.Accommodations at ArmAt Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation. Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud, or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process.Equal Opportunities at ArmArm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and don’t discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.Hybrid Working at ArmArm’s hybrid approach to working is centred around flexibility, where we split our time between the office and other locations to get our work done. Within that framework, we empower groups and teams to determine their own particular hybrid working pattern, depending on the work and the team’s needs. Details of what this means for each role will be shared upon application. In some cases, the flexibility we can offer is limited by local legal, regulatory, tax, or other considerations, and where this is the case, we will collaborate with you to find the best solution. Please talk to us to find out more about what this could look like for you.Salary Range:$198,100-$268,000 per yearWe value people as individuals and our dedication is to reward people competitively and equitably for the work they do and the skills and experience they bring to Arm. Salary is only one component of Arm's offering. The total reward package will be shared with candidates during the recruitment and selection process.Accommodations at ArmAt Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation. Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud, or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process.Hybrid Working at ArmArm’s approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value of flexibility. Within that framework, we empower groups/teams to determine their own hybrid working patterns, depending on the work and the team’s needs. Details of what this means for each role will be shared upon application. In some cases, the flexibility we can offer is limited by local legal, regulatory, tax, or other considerations, and where this is the case, we will collaborate with you to find the best solution. Please talk to us to find out more about what this could look like for you.Equal Opportunities at ArmArm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and don’t discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.