A*******s 发帖数: 23 | 1 【 以下文字转载自 JobHunting 讨论区 】
发信人: AppleJobs ((can help refer)), 信区: JobHunting
标 题: [Apple Jobs]Power system, AC-DC, backlight driver (转载)
发信站: BBS 未名空间站 (Tue Feb 5 01:48:38 2013, 美东)
发信人: AppleJobs ((can help refer)), 信区: JobMarket
标 题: [Apple Jobs]Power system, AC-DC, backlight driver
发信站: BBS 未名空间站 (Tue Feb 5 01:48:09 2013, 美东)
Send resume with position title to a****************[email protected]
Sr. AC-DC Designer
Sr. Power Systems Engineer
Sr DC-DC Power System Design Engineer
Sr. Backlight Driver Chip Definer
Sr. AC-DC Designer
Job Summary
Imagine what you could do here. At Apple, great ideas have a way of becoming
great products, services, and customer experiences very quickly. Bring
passion and dedication to your job and there's no telling what you could
accomplish.
Key Qualifications
See below
Description
Job Description: Sr. AC-DC Design Engineer - Mac Adapter internal designs
Position Overview:
This is an excellent opportunity to work on the forefront of new power
management designs and technologies with the exemplary company consistently
bringing innovations in the industry. In this position, you will be part of
pride developing innovative designs, which are implemented in products used
by millions of people. The position primarily involves high-density offline
power supply’s development for Apple’s next generation Macintosh platforms
spanning from notebook computers, desktop computers, servers, and
standalone displays
Responsibilities:
As a Sr. AC-DC power supply design engineer, you will be driving innovative
products design and execution from concept investigation and design analysis
to successful production execution; that includes - design analysis,
modeling & simulations, schematic/BOM generation, PCB layout, DFM, prototype
developments, tests & validations, qualification, safety/REL certifications
and taking product to production using large volume manufacturing OEMs. The
candidate must be hands-on power supply circuit designer and be able to
design power supply without being dependant on external power supply vendors.
1)Participate in core architecture investigation while working closely with
Power architect; Select best design option for power metric performance
optimization including but not limited to efficiency, power density, cost,
reduced carbon foot print and scalability
2)Lead Power supply design concept definition in collaboration with cross-
functional team and power supply module vendors in some cases.
3)Provide design simulation, calculations and analytical models for
prediction of design concept outcome
4)Provide design risk assessments, mitigation plans, development lessons
learned and proof of concepts
5)Provide design Schematic and BOM; Work with layout team for power supply
layouts. Conduct design and layout reviews with cross-functional teams.
Adhere to robust design methodologies for successful project execution.
6)Provide prototypes test and validation results, document multi-dimensional
activities. Hands-on work in lab is must.
7)Keep abreast of state-of-the are technologies and Perform competitive
bench marking for each project
8)Provide technical support for production issues debug and resolutions
9)Conduct power supply seminars and training for cross-functional teams
10)Spread head innovation thru exemplary behavior and team work
Job Requirements:
➢MSEE in power electronics with 10+ years experience MUST. PhD
preferred.
➢Candidate must have hands-on experience of power supply design and
possess deep knowledge of offline conversion topologies including PFC,
resonant converters, LLC and analog/digital controls loops.
➢Candidate must be intimately familiar with power supply safety and
environmental certifications, offline controllers, components, magnetic
design, power supply layout and state-of the art techniques for efficiency
optimizations including no load/light load efficiency techniques.
➢Strong analytical/problem solving skills and ability to guide
critical decisions
➢Must possess good understanding of thermals, mechanical and
packaging challenges. Must possess knowledge of high volume manufacturing
technologies and production variance
➢Must be highly motivated, self-starter with innovation, integrity
and attention to details.
➢Ability to work well with cross-functional teams is extremely
important
➢Proven track record of working in fast paced innovative work
environment
➢Ideal candidate is with work experience in computer industry and/or
power supply module companies
➢Must be willing to overseas travel as needed
Sr. Power Systems Engineer
Job Summary
The Power Systems team is seeking an enthusiastic Senior Power Systems
Engineer who will be responsible for the electrical design and qualification
of AC-DC power supplies and adapters. This is a individual contributor
design engineering position. The job entails working with cross-functional
groups to continually push the envelope of technology implemented in Apple
products.
The ideal candidate is someone from a consumer electronics or power supply
background who has designed high volume, high quality power products.
Key Qualifications
Required Experience and Skills:
BS/MS EE or equivalent
10+ years industry experience needed
Absolutely must have great EE fundamentals
Extensive AC-DC power supply circuit design experience
Especially flyback, pfc and resonant topologies
Knowledge of state-of-the-art techniques in power electronics
Excellent knowledge of control-loop theory
Detailed knowledge of transformer design
System application of power supplies, including thermal performance
Must have extensive hands-on power supply development experience
Prototype bring-up and debugging
Functional verification
Manufacturing support
Self starter with a drive to deliver solid designs to high volume mass
production
Project leadership experience
Excellent written and oral communication skills
Position will require some international travel.
Description
Responsibilities include:
Design of power electronics, analog circuitry, AC-DC power supplies and
adapters
Creation of design analysis documentation for team review
The application of fundamentals of high-efficiency power supply design
Achieving international EMC approvals on power systems
Understanding of safety standards and related design responsibilities
Troubleshooting, evaluating, and testing power electronics in a lab
environment
Working with component vendors to specify new products
Working with and managing suppliers/manufacturing partners
Interfacing with multi-disciplinary Apple product teams
Schematic capture, manage PCB layout design, bill of materials release
Education
BS/MS EE
Sr DC-DC Power System Design Engineer
Job Summary
This is an excellent opportunity to work on the forefront of new power
management technologies with the exemplary company consistently bringing
innovations in the industry. In this position, you will be part of pride
developing innovative designs, which are implemented in products used by
millions of people. The position primarily involves advance DC-DC power
design and development for Apple’s next generation Macintosh platforms
spanning from notebook computers, desktop computers, servers and standalone
displays.
Key Qualifications
MSEE in power electronics with 8+ years experience MUST. PhD preferred.
Candidate must have direct experience of power supply design and possess
deep knowledge of IMVP DC-DC power conversion topologies including analog
and digital controls loop.
Must be able to use of Spice based simulation tools, MathCad and excel
mathematical analysis.
Candidate must be intimately familiar with DC-DC voltage regulator chip
architectures, magnetic design, PCB layout and state-of the art techniques
for integration and efficiency optimizations.
Strong analytical/problem solving skills and ability to guide critical
decisions
Must possess good understanding of thermals, mechanical and packaging
challenges. Must possess knowledge of high volume manufacturing technologies
and production variance
Must be highly motivated, self-starter with innovation, integrity and
attention to details.
Ability to work well with cross-functional teams is extremely important
Proven track record of working in fast paced innovative work environment
Ideal candidate is with work experience in computer industry and/or power
management semiconductor/silicon companies
Must be willing to occasional overseas travel as needed
Description
Responsibilities:
As a DC-DC power system designer, you will be driving innovative power
circuit designs and system level partitioning from concept investigation and
design thru successful product level implementation.
1)Participate in core architecture investigation while working closely with
power architect by arbitrating design options with technical rigor for key
power metric performance optimization including but not limited to
efficiency, power density, cost, reduced carbon foot print and scalability
2)New power architectures definition for computers CPU/GPU and peripherals
multi-phase/single phase dc-dc voltage regulators. Intimate knowledge of
IMVP regulators is must.
3)Provide single/multiphase DC-DC concept design simulation, calculation and
analytical models for prediction of design concept outcome including
control loop stability, transient responses, layout analysis and parasitic
extractions.
4)Own circuit design for CPU/GPU and peripheral power including circuit
schematic and BOM; work with PCB layout team for DC-DC. Must be able to use
schematic capture, BOM generation and Spice based simulation tools. Work
closely with computer system HW team for DC-DC power designs integration,
simulations and system level validation.
5)Work with DC-DC power vendors including silicon and magnetic vendors.
Drive continuously highest integrations and technologies innovations.
6)Provide prototypes test and validation results, document multi-dimensional
activities. Hands-on work in lab is must.
7)Perform competitive bench marking
8)Provide technical support for production issues debug and resolutions
9)Conduct DC-DC power seminars and training for cross-functional teams
10)Spread head innovation thru exemplary behavior and team work
11) Participate and work on white LED backlight drivers power as needed
Education
MSEE
Sr. Backlight Driver Chip Definer
Job Summary
This is an excellent opportunity to work on the forefront of LED backlight
technologies with the exemplary company consistently bringing innovations in
the industry. In this position, you will be part of pride developing
innovative concepts, and key mixed-signal ICs which are implemented in
products used by millions of people. The position primarily involves advance
power architecture development and key power ICs for Apple’s next
generation Macintosh platforms spanning from notebook computers, desktop
computers, standalone displays and power adapters. This is a unique
opportunity for “out of the box thinker” who can enable innovative
technologies and superior integrations for next generation power managements
systems in Apple products. This is a unique opportunity to work with the
best architects in Apple and shape its innovative products.
Key Qualifications
➢MSEE in power electronics with 10+ years experience MUST. PhD
preferred.
➢Candidate must have direct experience of power supply design and
possess deep knowledge of DC-DC, AC-DC and LED backlight drivers power
conversion topologies including digital controls loop.
➢Candidate must be intimately familiar with DC-DC, AC-DC and LED
backlight drivers IC architectures, magnetic design, PCB layout and state-of
the art techniques for integration and efficiency optimizations.
➢Strong analytical/problem solving skills and ability to guide
critical decisions
➢Must possess good understanding of thermals, mechanical and
packaging challenges. Must possess knowledge of high volume manufacturing
technologies and production variance
➢Must be able to use of Spice and behavioral simulation tools, Matlab
, MathCad and Excel mathematical analysis.
➢Must have deep knowledge of silicon physics and silicon processes
including IC packaging technologies.
➢Must be familiar with challenges of mixed-signal ICs design. Must
posses knowledge and experience with both analog and digital design with an
emphasis on analog. Must know the complete methodology of mixed-signal IC
from a concept to a product.
➢Must be highly motivated, self-starter with innovation, integrity
and attention to details.
➢Ability to work well with cross-functional teams is extremely
important
➢Proven track record of working in fast paced innovative work
environment
➢Ideal candidate is with work experience in power management
semiconductor/silicon companies and computer industry.
➢Must be willing to occasional overseas travel as needed
Description
Responsibilities:
As a Backlight driver chip definer, you will be driving innovative LED
backlight driver definition /technology concepts, system level partitioning
and define backlight driver chip from investigation, analysis and design
thru successful product level implementation.
1)Core architecture and technologies investigation by arbitrating various
options with technical rigor for key power metric performance optimization
including but not limited to efficiency, power density, cost, reduced carbon
foot print and scalability
2)Be a key member for Apple’s core architecture team for new product ideas
and system level partitioning, integrations and product definitions.
3)New backlight driver chip architecture concept definition for iMAC, Cinema
displays, MBP, MBA, etc.
4)New power architecture concept definition for LED backlight drivers
controller ICs and topologies.
5)Work with DC-DC, AC-DC and LED backlight drivers power vendors including
silicon and magnetic vendors for Apple IP based chips definitions and
developments. Drive continuously highest integrations and technologies
innovations.
6)Perform rigorous design reviews with silicon vendors. Drive vendors to get
the highest quality of products in a very challenging schedule.
7)Provide design simulation, calculation and analytical models for
prediction of design concept outcome including control loop stability,
transient responses, layout analysis and parasitic extractions.
8)Provide prototypes test and validation results, document multi-dimensional
activities. Hands-on work in lab is must.
9)Provide smooth hand-off of new architecture to execution team with design
analysis, risk assessments, mitigation plans, development lessons learned
and proof of concepts
10)Perform competitive bench marking
11)Provide technical support for production issues debug and resolutions
12)Conduct backlight technology seminars and training for cross-functional
teams
13)Spread head innovation thru exemplary behavior and team work
Education
MSEE | T*********s 发帖数: 17839 | |
|