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Introduction

Software Developers at IBM are the backbone of our strategic initiatives to design, code, test, and provide industry-leading solutions that make the world run today - planes and trains take off on time, bank transactions complete in the blink of an eye and the world remains safe because of the work our software developers do. Whether you are working on projects internally or for a client, software development is critical to the success of IBM and our clients worldwide. At IBM, you will use the latest software development tools, techniques and approaches and work with leading minds in the industry to build solutions you can be proud of.

Your Role and Responsibilities

As an AIX Development Support Specialist,

you are responsible to resolve customer reported issues related AIX Operating system and its related components. Responsible for advanced problem-determination (Root cause analysis), publish technical notes and to give technical support for world-wide IBM Power AIX customers.

You will be working in the AIX Operating system environment under Development Support Organization (DSO).

The AIX Development Support team is the primary interface between AIX Development team and Power AIX operating system customers.

The development support professional will assist with problem diagnosis and root cause analysis down to the line of code of AIX operating system utilizing various power hardware systems.

Required Technical and Professional Expertise

• 3 to 4 years of experience in IT industry, more specifically in AIX/LINUX/UNIX OS skills

• Extensive experience in programming in C

• C (with data structures/advanced data structures), compilation stages, UNIX/Linux commands, shell scripting, UNIX Internals (process management, memory management, File system management, Inter process communication, io, socket programming), familiarity with binary/octal/hex/ascii packets and decode them to control structures, crash analysis, AIX system boot process and issues.

• System Cloning, Backup, mksysb, Familiarity with AIX/Linux environment , Commands and filesystem.

• Os Internals : Knowledge of IPC(Inter process Communication), Semaphore, Mutex, Process Synchronization, Shared Memory, Process control block

• VMM (Virtual Memory Mgmt) Virtual Address, Virtual Memory, Memory Management, DMA, Memory Leaks, CPU Scheduling, Process states, System throughput, CPU scheduling algorithms, Page replacement policy, page tables, Page-frame mapping, Page replacement algorithms

• Component Specific skills :

• Experience on AIX/VIOS, Virtualization, C & Socket Programming.

• Knowledge on Networking Concepts and its Protocols.

• In-depth understanding of TCP/IP stack and Device Driver internals.

• Experience using debugging/analysis tools such as tcpdump/iptrace, Wireshark, KDB, GDB/DBX, cscope.

• Knowledge on Network configuration and workings of Etherchannel, Shared Ethernet Adapter, SR-IOV, vNIC, Virtual Ethernet Adapter on AIX/VIOS.

• Extensive Experience using HMC GUI/cli

• Excellent communication both written and verbal, Should have experience of handling cases of large customers issues, Client facing.

Preferred Technical and Professional Expertise

• Good understanding of the Server Architecture ,Virtualization concepts, TCP-IP protocols/RFC's.

• Proven experience in Programming using C/advanced C programming language. Shell Scripting , perl scripting skills are added advantage/desirable skills.

• Setting up lab environment to recreate the client issue to debug/troubleshoot the issue, root cause the issue, fix the issue on lab setup and verify/validate the fix.

• Experience in using debugging tools like KDB/kdb/GDB, trace/truss/LMT analyzer's.

• Should have very good Networking Skills: IPv4/IPV6 Routing, Ethernetchannel Broadcasting and Multicasting.

• Very good experience in using Networking Protocols: TCP-IP, UDP, ICMP, ARP

• Good knowledge of Wireshark Packet Analyzer, KDB for Kernel Trace Analysis and Dump Analysis. switch concepts and understanding of VLAN and shell scripting

• Must have good understanding of TCPIP & basic trouble shooting, Unix Internals & IPC mechanisms, Hands on in debugging like gdb or kdb , OS internals

About Business UnitIBM Systems helps IT leaders think differently about their infrastructure. IBM servers and storage are no longer inanimate - they can understand, reason, and learn so our clients can innovate while avoiding IT issues. Our systems power the world's most important industries and our clients are the architects of the future. Join us to help build our leading-edge technology portfolio designed for cognitive business and optimized for cloud computing.

Your Life @ IBMIn a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you'll be able to learn and develop yourself and your career, you'll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

About IBMIBM's greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we're also one of the biggest technology and consulting employers, with many of the Fortune 50 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it's time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

Location StatementWhen applying to jobs of your interest, we recommend that you do so for those that match your experience and expertise. Our recruiters advise that you apply to not more than 3 roles in a year for the best candidate experience.

For additional information about location requirements, please discuss with the recruiter following submission of your application.

Being You @ IBMIBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.