Mainframe Performance Expert

Sonsoft Inc

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Berlin, CT, us on site Until 8/21/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job description

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

  • Preferred
  • At least 3 years of experience in creating requirement specifications based on Architecture/Design /Detailing of Processes
  • At least 3 years of experience in Mainframe, RACF & ACF2 Migration Skills
  • At least 2 years of experience in Development/ Configuration/solutions evaluation/ Validation and deployment
  • Experience in z/OS Migrations/Upgrades and Creating SYSRES Volume
  • Expert knowledge of Mainframe Catalogs.
  • Expert Knowledge in SMPE and USERMODs.
  • Expert in Mainframe Storage, DFSMS and Tape Devices
  • Expertise in WLM , RMF/SMF .
  • Expertise in SAS/MXG , Omegamon , CA MICS and any other Performance Tools.
  • Expertise in WLM , RMF/SMF .
  • Expertise in SAS/MXG , Omegamon , CA MICS and any other Performance Tools.
  • Analytical and Communication skills
  • Planning and Co-ordination skills
  • Experience with project management

Basic Qualification

  • Bachelor’s degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.
  • At least 4 years of experience with IT Infrastructure Skills.

** U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.

Note:-

  1. This is a Fulltime job for you
  2. Only US Citizen, Green Card Holder, TN Visa, GC-EADH4-EAD & L2-EAD can apply.
  3. No OPT-EAD & H1B Consultants please.
  4. Please mention your Visa Status in your email or resume.
About this role

Summary

Manage mainframe performance, migrations, and optimize z/OS systems using specialized tools.

Job title

Mainframe Performance Expert

Experience level

4+ years

Industry

software

Location requirements

On-site in Berlin, CT, US, no remote work allowed.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

mainframeRACFACF2z/OSSMPESYSRESDFSMSTape DevicesWLMRMFSMFSAS/MXGOmegamonCA MICS

Preferred skills

requirement specificationsproject managementcommunicationplanningco-ordination

Specializations

mainframez/OSperformance toolsmigrationstorage
Locations

Structured locations inferred from the posting.

Berlin, CT, USA

On-site City
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