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Software Engineer - Core Networking

Software Engineer - Core Networking

San Diego,California,United States

Software and Services

The Networking team creates foundational technologies that enable Apple products to communicate with each other and the rest of the world reliably, efficiently, securely, and privately. The team achieves this through invention and implementation of new technologies, collaboration inside and outside of Apple, and standardization across the industry. You, as a talented and energetic software engineer will join our Networking Infrastructure team. The team is responsible for designing, enhancing and maintaining the core networking stack OS components used in the majority of Apple's platforms, including but not limited to macOS, iOS, iPadOS, watchOS and tvOS! Specific areas of responsibility include networking APIs, protocols, as well as performance optimizations of various networking layers. The ideal candidate should posses an excellent conceptual understanding of networking stack internals and their interactions within the Operating System, both towards applications as well as network device drivers. Good working knowledge of TCP/IP and system level software design and implementation experience is also essential. The position will require the right candidate to determine the appropriate compromise between several competing factors such as performance (throughput and latency), energy efficiency (CPU and memory usage), ease of use and security.


The candidate needs to be able to work in a fast paced environment, operate gracefully under stress, handle multiple assignments in parallel, and be self driven to be effective in an environment with little overhead. The candidate also needs to show initiative, be able to take ownership of a problem area, and demonstrate an ability to understand the role of the group's technology in the larger context of the product and network environment. The position has cross-functional aspects and the candidate will need to show excellent interpersonal and communication skills.

**Minimum Qualifications**

**Key Qualifications**

+ Commercial networking software and/or hardware products development experience

+ Strong software design and development skills, including C or C++ programming language experience

+ Up-to-date and thorough knowledge of:

+ Link-layer technologies (e.g. Ethernet, Wi-Fi, Cellular, etc.)

+ TCP/IP protocol suite

+ Networking stack implementations (e.g. BSD, Linux/Android, Solaris, etc.)

+ System level and network troubleshooting skills

+ Excellent communication and interpersonal skills

**Preferred Qualifications**

**Education & Experience**

BS in Computer Science, Electrical Engineering or equivalent networking software development experience

**Additional Requirements**

+ Preferred Experience: System level development experience on iOS or macOS Experience with user-space networking stack technologies and frameworks (e.g. netmap, DPDK, VPP, etc.) IP routing and NAT/Firewall Software switches API development experience Hardware offload experience Wireless networking technologies and standards (Wi-Fi and cellular) Network debugging tools (e.g. packet sniffers, protocol analyzers) System profiling and performance optimization experience.

**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 $161,700 and $284,900, 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 ( 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. (\_EEOC\_KnowYourRights6.12ScreenRdr.pdf)

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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. Apple is a drug-free workplace. Reasonable Accommodation and Drug Free Workplace policy Learn more (Opens in a new window) .

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