**Job Role and Responsibility**If you love computer architecture, operating systems, new hardware, and finding ways to make things go faster, this job is for you. The vSphere Core Performance team optimizes the design and implementation of ESXi, the leading data center operating system in the world, used by 100% of Fortune 100 companies and 99% of Fortune 1000 companies. We're looking for a Senior Performance Engineer or Analyst to join software development projects aimed at exploiting new memory and storage technologies.In this role, you'll...• Collaborate closely with other engineers on product design and implementation to increase the performance and scalability of new software stacks.• Identify bottlenecks and optimization opportunities. Devise algorithms or code changes to maximize performance on both virtual and real hardware.• Work with prototype hardware and come up with ways to exploit new hardware capabilities.• Create performance analysis plans, define measurement methodology, and specify performance targets.• Design experiments to uncover problems in common and uncommon use cases and configurations.• Analyze performance data from hardware counters, profiling tools, custom experiments, microbenchmarks, and application benchmarks.• Troubleshoot and debug performance problems that involve multiple components and the entire stack (hardware, microcode, device drivers, hypervisor, guest OS, networking, storage, applications, etc.).• Effectively present data, conclusions, and recommendations. Be able to excite and persuade both technical and non-technical audiences.Optionally author patents, papers, presentations, blogs, and present at academic or industry conferences.**Required Skills**• BS, MS, or PhD in Computer Science, Computer Engineering, or similar field.• 4+ years of relevant hands-on software development or performance analysis experience.• Proven ability to root-cause poorly performing software.• Solid understanding of computer architecture and operating system internals (e.g. memory hierarchy, memory address translations, interrupts, NUMA, memory-mapped IO, etc.).• Kernel or driver development or debugging experience (C/C++)• Basic familiarity with virtualization technology• Basic competency in Python• Ability to learn new technologies and product areas quickly.• Ability to exercise good judgement and operate independently.• Excellent communication, collaboration, and coordination skills.**Desired Skills**• Development or performance analysis experience in two or more of these areas: NVDIMM/DCPMM, storage/networking drivers, ARM (AArch64/ARMv8), CPU scheduling, multi-threaded software, hardware assisted virtualization on x86-based architectures, large 4+ socket systems, distributed systems.This role is flexible and can be done from home, in a VMware office, or in a combination of the two anywhere in the United States.**Business Summary**The VMware Engineering Services (VES) team ensures our internal and external customers enjoy a high-quality experience across the entire product portfolio. Our goal is to provide compelling, innovative, scalable, and seamless engineering services, which will protect VMware's brand reputation by continually improving customer satisfaction. We bring together key R&D functions such as build, performance, security, developer tools, and more. We work hand-in-hand with development teams to focus on product innovation and industry-leading solutions. Our priorities include investing in R&D talent, sharing best practices, and driving scale and agility in VMware products.**Category :** Engineering and Technology**Subcategory:** Software Engineering**Experience:** Manager and Professional**Full Time/ Part Time:** Full Time**Posted Date:** 2022-04-01VMware Company Overview: At VMware, we believe that software has the power to unlock new opportunities for people and our planet. We look beyond the barriers of compromise to engineer new ways to make technologies work together seamlessly. Our cloud, mobility, and security software form a flexible, consistent digital foundation for securely delivering the apps, services and experiences that are transforming business innovation around the globe. At the core of what we do are our people who deeply value execution, passion, integrity, customers, and community. Shape what's possible today at mware.com.Equal Employment Opportunity Statement: VMware is an Equal Opportunity Employer and Prohibits Discrimination and Harassment of Any Kind: VMware is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at VMware are based on business needs, job requirements and individual qualifications, without regard to race, color, religion or belief, national, social or ethnic origin, sex (including pregnancy), age, physical, mental or sensory disability, HIV Status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by the laws or regulations in the locations where we operate. VMware will not tolerate discrimination or harassment based on any of these characteristics. VMware encourages applicants of all ages. Vmware will provide reasonable accommodation to employees who have protected disabilities consistent with local law.