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Internship Mainframe Tester Jobs (NOW HIRING)

Soteria Reinsurance Ltd.

WI · On-site

$50.25 - $64/hr

Support disaster recovery and business continuity testing activities. Create and maintain system ... internships, or certifications. Basic understanding of: JES2 SDSF TSO/ISPF TSS/RACF DFSMS SMP/E ...

Soteria Reinsurance Ltd.

$40.50 - $51.75/hr

Support disaster recovery and business continuity testing activities. Create and maintain system ... internships, or certifications. Basic understanding of: JES2 SDSF TSO/ISPF TSS/RACF DFSMS SMP/E ...

Huntington

Summer 2027 Technology Internship

Columbus, OH · On-site

$21 - $25/hr

Relevant Coursework: programming, testing and quality assurance, operating systems, cybersecurity ... Java, Python, SQL, React, JavaScript, Mainframe, Bash, PowerShell, and others Exempt Status: (Yes ...

Huntington

Summer 2027 Technology Internship

Columbus, OH · On-site

$21 - $25/hr

Relevant Coursework: programming, testing and quality assurance, operating systems, cybersecurity ... Java, Python, SQL, React, JavaScript, Mainframe, Bash, PowerShell, and others Exempt Status: (Yes ...

DTCC

$15.75 - $20.50/hr

... systems, mainframe, network, private cloud, and public cloud environments. Your work may support ... At DTCC, interns contribute to meaningful work while learning how the financial markets operate ...

DTCC

$15.50 - $20/hr

... systems, mainframe, network, private cloud, and public cloud environments. Your work may support ... At DTCC, interns contribute to meaningful work while learning how the financial markets operate ...

DTCC

$17.50 - $22.75/hr

... systems, mainframe, network, private cloud, and public cloud environments. Your work may support ... At DTCC, interns contribute to meaningful work while learning how the financial markets operate ...

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How much do internship mainframe tester jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for internship mainframe tester in the United States is $47.54, according to ZipRecruiter salary data. Most workers in this role earn between $37.50 and $56.01 per hour, depending on experience, location, and employer.

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Internship Mainframe Tester jobs near you

Associate Mainframe Operating Systems Programmer

Westlake, TX • On-site

Fidelity Investments
Investment Management and Consulting Services • 10K+ employees
Learn more about Fidelity Investmentsexternal

$52.75 - $67.25/hr

Full-time

Posted 9 days ago

Fidelity Investments rating

8.7

Company rating: 8.7 out of 10

Based on 274 frontline employees who took The Breakroom Quiz

Job description

Job Description:

Note: Fidelity will not provide immigration sponsorship for this position.

The Purpose of This Role: - We are seeking an enthusiastic and detail-oriented Entry-Level Mainframe Systems Programmer to join our infrastructure team. This role provides an excellent opportunity to learn and support enterprise mainframe environments that power mission-critical business applications. The candidate will work alongside experienced system programmers to assist with system maintenance, software installation, automation, performance monitoring, and operational support.


The Value You Deliver

  • Assist in the installation, configuration, and maintenance of IBM z/OS and related system software.
  • Monitor mainframe system health, performance, and availability.
  • Support system upgrades, patches, and maintenance activities.
  • Help troubleshoot operating system, storage, networking, and middleware issues.
  • Assist with automation and scheduling tools used in the mainframe environment.
  • Support disaster recovery and business continuity testing activities.
  • Create and maintain system documentation, procedures, and knowledge articles.
  • Collaborate with application, operations, and infrastructure teams to resolve incidents.
  • Participate in problem determination and root cause analysis under guidance from senior team members.
  • Ensure compliance with organizational security and operational standards.

The Skills that are Key to this role

Technical / Behavioral

  • Basic understanding of operating systems concepts.
  • Knowledge of JCL (Job Control Language) and mainframe fundamentals is a plus.
  • Familiarity with programming languages such as COBOL, REXX, Python, or Java is advantageous.
  • Strong analytical and problem-solving skills.
  • Good communication and teamwork abilities.
  • Willingness to learn enterprise infrastructure technologies.

The Skills that are Good to Have for this role

  • Exposure to IBM z/OS environment through coursework, internships, or certifications.
  • Basic understanding of:
    • JES2
    • SDSF
    • TSO/ISPF
    • TSS/RACF
    • DFSMS
    • SMP/E
    • CICS, DB2, or MQ
  • Knowledge of scripting and automation concepts.
  • Understanding of ITIL processes and incident management.

How Your Work Impacts the Organization

Your work helps ensure the reliability, security, and availability of the organization's critical business systems. By supporting the mainframe platform, you enable billions of business transactions to run seamlessly every day, contributing directly to operational excellence and customer satisfaction.

The Expertise We're Looking For

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.

Location : Westlake

Shift timings: 7 AM - 4 PM CST

Fidelity's Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:Category:Information Technology

Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

What Fidelity Investments employees say

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