Job
Description
Analyze, evaluate and execute workloads & benchmarks to identify hotspots/bottlenecks in the z/VM implementation Evaluate the performance across the IBM zSystems and IBM LinuxONE servers Suggest and implement platform specific changes/improvements using prototypes as proof points Carry out performance study by correlating various performance measurements and metrics Identify and suggest tools, utilities, benchmarks and methodologies to evaluate the performance and fine tune the product Define performance scenarios, test cases/suites, parameters and targets to accomplish as a team Lead the team to schedule and track task assignment, resolve technical roadblocks and help make progress Evaluate and analyze performance of various workloads associated with Enterprise as well as Cloud on the platform to help maximize performance Collaborate with relevant stakeholders including research, development, sales, offering, marketing teams to ensure product is highlighted by showcasing performance collaterals Work with peer Product Owners, Architects, and Managers to project the status of the tasks at hand as well as propose any implementation changes beneficial to the overall product Required education Bachelor''s Degree Required technical and professional expertise
1. 2+ years of working knowledge of Operating System Linux/Unix with hands-on experience in Systems software programming 2. Thorough understanding of hardware & systems architecture is a must3. Strong understanding of Virtualization (working experience with either of z/VM, PowerVM, KVM, Xen, VMware, etc.)4. Hands-on with Performance test, analysis, tuning, optimization and associated performance tools and utilities5. Good understanding of kernel concepts and OS internals (Process Management, Memory Management, Virtualization, Scheduling, I/O (Networking & Storage), Security, etc.)6. Knowledge of whole-stack performance analysis and problem determination, quick prototyping and iterative experimentation7. Experience working with debuggers and demonstrated problem-solving skills, especially code optimization8. Strong team player with good communication and interpersonal skills9. Proven ability to work effectively in a global team environment10. Proven command over the English language, both written and verbal Preferred technical and professional experience
1. Familiar with program implementation preferably with either of ASSEMBLY, PLX, C, C++, REXX and scripting using shell, python, perl, etc.2. Working knowledge of automation frameworks (jenkins, robot, etc.) is desirable3. Flexible to pick up and ramp up quickly on different aspects of Linux performance and adjoining areas, depending on dynamic business priorities4. Working knowledge of transactional workloads like DayTrader, Oracle, MongoDb, Postgress/SQL, etc. is preferred5. Familiarity of Cloud associated workloads especially leveraging the RedHat OpenShift platform
