{"title": "Senior Wireless System Engineer - Radio", "summary": "Would you like to join Apple\u2019s growing wireless silicon development team? Our wireless SOC organization is responsible for all aspects of wireless silicon development, taking care of challenges from the complex usages, more demanding performances, and reliabilities to enable emerging wireless applications and products. Our goal is to come up with innovative architectures and protocols, integrated systems and algorithms with employing the advanced technologies to introduce our innovative products, providing evolutions to our lives.", "description": "In this role, core responsibilities include, but are not limited to, the following: \u2022Design radio models for the wireless communication system, RF/circuits impairments. Design method/algorithm to alleviate those impairments by calibration, pre-equalization, canceller, and/or pre-distortion techniques. \u2022Evaluate radio performance in different scenarios by quantitative analysis and link simulation. \u2022Work with radio designer to come up with state-of-art radio architecture. \u2022Work with digital designers to realize PHY/radio algorithms with power and area efficient digital implementations. \u2022Work with firmware designers to realize PHY/radio algorithms with high efficiency software implementation, and possibly with hardware acceleration. \u2022Responsibility for Bring up, test, characterize and optimize real silicon in lab.", "key_qualifications": "We'd like you to have: Deep understanding of RF and analog components/modules composited of wireless communication systems, the possible impairments from those components, and the corresponding calibration and impairment reduction methods/algorithms. Strong understanding of communication theory, information theory and signal processing related algorithms design. Proven track record of optimization algorithm and its applications to RF calibration. Strong analytical capability to develop best-in-class solution in terms of performance, power and area, for the meaningful issues of physical layer design. Experience with MATLAB, Python and/or C/C++ for algorithm development, modeling and simulation. Hands-on experience on lab testing and characterization, such as spectrum analyzer, signal generator, signal analyzer, power meter, etc. Knowledge in existing protocols: 5G/LTE/WCDMA/GSM, 802.11a/b/g/n/ac/ax/be, 802.11ad/ay or Bluetooth/BLE Circuit design experience / knowledge is a plus", "preferred_qualifications": "", "education_experience": "BS and 10+ years of relevant experience required. MSEE/PhD preferred", "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\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"}