iSeries Consulting Position in Northern NJ

Job:                 BT-123

Position:          Performance Specialist

Location:        Mahwah

Duration:        6 months with extensions

Start Date:     ASAP

 

Project Description and Tasks:

·        iSeries senior performance and capacity analyst-required to be on site 
in Mahwah  NJ 5 days per week as a member of a client managed team.  

·        Candidates must have strong analytical as well as written, verbal and 
presentation skills.  

·        The ability to work with various levels of management in a large 
organization is required.  

·        The person will be expected to translate business plans into technical 
requirements.  

·        The ability to plan proactively to prevent performance problems is 
required.  

·        Proficiency in planning for and managing various projects is also 
required. 

·        The ideal candidate must be proficient in all aspects of iSeries 
capacity planning and performance analysis, with an in-depth knowledge of the 
AS 400 operating systems. 

·        Real time trouble shooting of performance problems, which could be 
simple-CPU   memory allocations against sub systems  DASD utilization or 
complex -Disk busy  and I O bottlenecks  high page faulting  Java command 
server sizing determination of optimal heap size and Java garbage collection  
application  performance tuning  determination of files to pin into memory.  

·        The position requires experience with the following processes, 
commands and software:

o       WRKSYSACT DSPPFRDDTA WRKACTJOB TRCINT BEST1 Perform   Predict Sub 
system tuning-JOBD, routing entries, and class definitions.  iDoctor 
tools-Performance Explorer PEX and Java Heap Analyzer 

·        The position requires experience with the following:

o       Load generation tests where the application will generate a stress of 
the application to capture and report on performance of the system and 
application using interactive tools and performance collection detail data, to 
capture application and or system bottlenecks 

o       Performance testing to size a new initiative.  

o       Use the application load test and modeling tools to predict the 
requirements based on growth CPU memory DASD arms application tuning.  Modeling 
to size for production based on test results.  Before and after test to measure 
change in the application-CPU memory disk I O disk paging thread counts 
activity levels-using the performance collection data.  Provide detailed before 
after comparison 

o       Modeling to define the capacity needed based on various levels of 
growth.   
Defining workload characteristics and growing the workload at different levels 
to determine the ultimate capacity requirements of the server supporting the 
various workloads. 

o       Server consolidation-using modeling tools to combine the models of 
multiple servers to determine the requirements of the consolidated 
server.


Best Regards,

Leon Rofer
ProStar Partners, Inc.
845-782-0623 (voice)
leon@xxxxxxxxxxxxxxxxxxx
www.prostarpartners.com

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