#737750BR
ination (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
1 to 3 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