Senior Software Engineer - Mass Storage Cupertino,California,United States Software and Services Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build, service we create, or Apple Store experience we deliver is the result of us making each other’s ideas stronger. That happens because every one of us shares a belief that we can make something wonderful and share it with the world, changing lives for the better. It’s the diversity of our people and their thinking that inspires the innovation that runs through everything we do. When we bring everybody in, we can do the best work of our lives. Here, you’ll do more than join something — you’ll add something. Be a leading member of the engineering team creating next-generation storage technologies for all Apple platforms! We are looking for a Senior Storage Software Engineer and Hands-on Architect with an extensive background in Operating Systems, storage technologies, block storage stacks, IO performance/characterization, strong programming skills and experience leading design and development efforts. **Description** In this role, you develop system level storage architecture solutions, adding functionality and improving performance across many product lines, from the application layer down to the low-level device drivers. Responsibilities include: Debugging and analyzing system performance issues on internal and external storage devices Drive company-wide storage initiatives Architect new driver stacks and frameworks Support cross functional teams and platform developers Develop and maintain device drivers for storage on Apple OSs Make enhancements to the Darwin kernel and other related software stacks as necessary Experience presenting to senior management and partner teams **Minimum Qualifications** + At least 5 years of relevant experience + Expert level C/C++ programming skills and experience with multi-threaded programming + Experience with software debuggers (e.g. gdb, lldb) and tracing tools ( e.g. dtrace ) + Proficient in Operating Systems and kernel architecture + Expert understanding of storage technologies and protocols (e.g. NVMe, SCSI, AHCI) + Bachelor's degree in CS/CE/EE (or equivalent, or related field) **Key Qualifications** **Preferred Qualifications** + MS in CS/CS/EE or equivalent + Familiarity with low level bus protocols such as PCIe, USB, and Fibre Channel + Experience using bus protocol analyzers **Education & Experience** **Additional Requirements** **Pay & Benefits** + At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $175,800 and $312,200, and your base pay will depend on your skills, qualifications, experience, and location.Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation.Learn more (https://www.apple.com/careers/us/benefits.html) about Apple Benefits.Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program. + Apple is an equal opportunity employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.Learn more about your EEO rights as an applicant. (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf) **Apple Footer** Apple is an equal opportunity employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant (Opens in a new window) . Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation or that of other applicants. United States Department of Labor. Learn more (Opens in a new window) . Apple will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law. If you’re applying for a position in San Francisco, review the San Francisco Fair Chance Ordinance guidelines (opens in a new window) applicable in your area. Apple participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program (Opens in a new window) . Apple is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. Reasonable Accommodation and Drug Free Workplace policy Learn more (Opens in a new window) . Apple is a drug-free workplace. Reasonable Accommodation and Drug Free Workplace policy Learn more (Opens in a new window) .