{"title": "PLL Design Engineer", "summary": "At Apple, we work every single day to craft products that enrich people\u2019s lives. Do you love working on challenges that no one has solved yet? Do you like changing the game? We have an opportunity for a forward-thinking and especially talented PLL Designer. As a member of our multifaceted group, you will have the rare and rewarding opportunity to craft upcoming products that will delight and inspire millions of Apple\u2019s customers every day Apple Silicon Engineering is seeking qualified PLL designers to work on the next generation PLLs for Apple\u2019s world-leading systems-on-chip (SOCs). You will be part of a growing analog/mixed-signal team involved in design and productization on leading-edge CMOS process technology nodes.", "description": "The ideal candidate should have proven taking chips to production with experience in the following areas:  Dual charge-pump PLL designs, Fractional-N PLLs, spread-spectrum PLLs, Digital PLL techniques, etc. High speed digital circuit design and analysis (e.g., STA, formal verification). Digitally assisted analog circuit and techniques. Good knowledge of band gaps, bias, op-amps, LDOs, feedback and compensation techniques. Experience in VCO design including but not limited to LC VCOs. Lab and ATE test plans and measurement for characterization, and volume production.", "key_qualifications": "Understand system level requirements to create overall PLL specifications. Create behavioral models of PLL to drive architectural decisions and derive block-level requirements for analog and digital blocks. Work closely with mask design team to implement layout view of designs. Complete top-level spice and mixed-mode simulations to validate top-level integration. Run pre-tapeout verification flows to confirm design meets performance, power, reliability and timing requirements. Define production/bench-level test plans for post-silicon characterization. Work with lab engineers in taking lab measurements to validate IP. Review ATE and lab test results to resolve yield issues and drive bug fixes. Work with system teams in system bringup and debug. Hold design reviews of blocks with peers/management to show design meets spec targets and requirements.", "preferred_qualifications": "", "education_experience": "BSEE with minimum 3+ years of industry 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 $143,100 and $264,200, 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\u2019s 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\u2019s Employee Stock Purchase Plan. You\u2019ll 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 \u2014 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.", "company": "apple"}