Mainframe Z O/S Consultant / Mainframe Developer

Frisco, TX 00000

Job Category: Information Technology Job Number: 140296

Job Title:               Mainframe Z O/S Consultant / Mainframe Developer

Location:               Frisco, Texas , US

Job Type:               Contract

Duration:               6 Months

About Our Client: Our Client is a leading global professional services company, providing a broad range of services and solutions in strategy, consulting, digital, technology and operations. Combining unmatched experience and specialized skills across more than 40 industries and all business functions – underpinned by the world’s largest delivery network – Our Client works at the intersection of business and technology to help clients improve their performance and create sustainable value for their stakeholders. With approximately 425,000 people serving clients in more than 120 countries, Our Client drives innovation to improve the way the world works and lives

Job Description:


  • Troubleshooting technical issues
  • Responsible for successful completion of Installation, configuration and migration
  • Ensure maximum uptime according to the SLA
  • Improves and maintains customer and employee satisfaction
  • Perform problem determination followed by root cause analysis and documentation
  • Implement changes to z/OS and installed SW followed by documentation
  • Participate in analyzing, planning and implementation of upgrades to z/OS and installed SW
  • New products installation, testing and customization
  • Working with incident and change management tools
  • Understand and implement specific customer requirements
  • Perform root cause analysis
  • Defining processes and ensuring that the processes are adhered to
  • Responsible for strategizing a backup plan and test plan for failure scenario
  • Monitoring and maintaining SLA requirements by the team members
  • Planning Backup/Restoration Strategy for 24x7 operation support
  • Testing / Auditing/processes as required from time to time
  • Identify Skill gaps and plan for training / knowledge updating


  • Fully understand z/OS services structure, JES concepts, parallel sysplex/GDPS, catalog management
  • PARMLIB configuration and JES customization
  • Knowledge of JCL, REXX, CLIST and Modify Assembler EXITS
  • Knowledge of z/OS HW, LPAR, HMC
  • IMS/MQ Series (Web Sphere MQ)

RACF experience

  • Knowledge of installing and supporting few commonly used ISV products like CA-View, Tape management tool (CA-1), Scheduling tools (BMC Incontrol, CA-7) etc.,
  • Knowledge of USS management
  • Capable of installing regular maintenance (RSUs)
  • Supporting any hardware or software upgrade in the environment
  • Capable of Installing/upgrading CICS and related products on a mainframe
  • Maintain reliability, availability of CICS systems software
  • Good knowledge in usage of transactions like CEMT, CEDA etc.,
  • Good Knowledge of SMP/E, SQL, DB2 online and offline utilities, ZPARMS, DB2 logs and BSDS, DB2 Commands, DDF etc.
  • Install and use performance monitoring tools and products(like SAS, MXG, CA-MICS, Strobe and the Omegamon products)
  • Expertise in tuning and debugging performance problems for z/OS systems including application workloads
  • Perform problem diagnostics and resolution. Monitor system performance and tune when required
  • Well versed in storage capacity planning and configuration and should have good familiarity with typical z/OS application performance analysis
  • Capable of z/OS Performance Analysis using various tools such as IBM's RMF, SMF and subsystem analysis tools
  • Capable of Installing, Customizing and maintaining IBM and other ISV products related to Automations

Good To Have:

  • Experience in mainframe automation and Performance & Capacity Management will be an added advantage
  • Experience in Customization of ISV/OEM products used for Automations and monitoring tools like Netview, OPS/MVS, SA z/OS, Tivoli Suite of monitoring and automation products, BMC AO, TEP, Control-O etc
  • SAS Programming Skills, Retrofit SAS Code for MXG application post Product Upgrade.

Soft Skills/Other skills:    

  • Excellent communication and conversation skills (Verbal and Written). Customer facing.
  • Good documentation skills
  • Good working knowledge of MS OFFICE (Including MS Project and Visio)
  • Should have a good customer handling skills
  • Able to handle unforeseen situations
  • High level of acceptance
  • Can drive clients value and its methodology

Years Of Experience:       

Total: 9 to 13 years of experience

Relevant: More than 9 years of experience in System Programming

About ASK: ASK Staffing is an award-winning technology and professional services recruiting firm servicing Fortune 500 organizations nationally. With 5 nationwide offices, two global delivery centers, and employees in 42 states-ASK Staffing connects people with amazing opportunities

Reach Out To A Recruiter

Recruiter:         Raj Lahiri


Phone:              678-797-7084

Dennis Miller
Assistant Manager - Client Services

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