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Mainframe Tester Jobs in Dallas, TX (NOW HIRING)

VRN Technologies

Mainframe Consultant

Dallas, TX · On-site

Mainframe Tester Location: Dallas, TX (Day 1 Onsite) Duration: Long-Term Visa: Permanent Residency authorized to work without needing sponsorship from an employer. Experience: 4+ Years Required:

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Triunity Software, Inc.

Mainframe Developer

Dallas, TX · On-site

$90 - $130/hr

Participate in code reviews, testing, and documentation of mainframe applications * Support data management tasks including DB2, VSAM, and IMS database operations Requirements: * Proven experience in ...

Randstad Digital

Mainframe Developer

Plano, TX · On-site

$58 - $61/hr

Supporting analysis, design, development, testing and documentation with minimal oversight. 3-5 ... Mainframe technology - IBM z/OS systems * Proficient in COBOL, TSO, JCL, Easytrieve * Experience ...

IT America Inc

IBM Mainframe Administrator

Dallas, TX · Remote

Implement cutover plans, rollback strategies, and failover testing to minimize downtime. 2. Mainframe Infrastructure Setup & Configuration * Configure and optimize IBM zSeries (z/OS, z/VM, z/Linux ...

Triunity Software

Mainframe Developer

Dallas, TX · On-site

$100K - $110K/yr

Participate in code reviews, testing, and documentation of mainframe applications * Support data management tasks including DB2, VSAM, and IMS database operations Requirements: * Proven experience in ...

Proximate Technologies Inc.

Mainframe Developer

Plano, TX · On-site

$45.75 - $58.75/hr

Writing, testing, and debugging COBOL programs using established coding standards and best ... Writing and maintaining CICS transaction programs to provide online access to mainframe ...

Ampcus Inc

Mainframe Engineer

Plano, TX · On-site

$47.25 - $60.75/hr

They are seeking a Mainframe Engineer to execute software solutions and develop high-quality ... testing, and operational stability. • Proficient in coding in one or more languages (e.g ...

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Mainframe Tester information

See Dallas, TX salary details

$19

$43

$69

How much do mainframe tester jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for mainframe tester in Dallas, TX is $43.04, according to ZipRecruiter salary data. Most workers in this role earn between $33.08 and $51.83 per hour, depending on experience, location, and employer.

What is a mainframe tester?

A Mainframe Tester is responsible for testing applications running on mainframe systems to ensure their functionality, reliability, and security. They create and execute test cases, validate data processing, and identify defects in mainframe applications. They work with technologies like COBOL, JCL, DB2, and CICS to test batch and online processes. Their role is critical in industries like banking, insurance, and healthcare, where mainframes handle large-scale transaction processing. The tester collaborates with developers and business analysts to ensure the applications meet business requirements.

What are the typical responsibilities and daily tasks of a mainframe tester?

Mainframe Testers are primarily responsible for designing, developing, and executing test cases on mainframe applications to ensure their accuracy and performance. On a daily basis, you might review requirements, create test data, identify defects, and work closely with developers to resolve coding issues. The role often involves collaborating with business analysts and system architects to understand the application's functionality and ensure compliance with business and technical standards. Mainframe Testers frequently use specialized testing tools and may participate in both manual and automated testing cycles. This collaborative and detail-oriented environment helps ensure high-quality and reliable mainframe systems for the organization.

What are the key skills and qualifications needed to thrive in the mainframe tester position, and why are they important?

A Mainframe Tester needs strong analytical abilities, proficiency in mainframe environments (such as IBM z/OS), and knowledge of programming languages like COBOL, JCL, and SQL, often supported by a degree in computer science or a related field. Experience with test automation tools (e.g., IBM Rational, CA tools), debugging utilities, and relevant certifications like ISTQB can be highly beneficial. Excellent problem-solving skills, attention to detail, teamwork, and effective communication help testers excel in cross-functional teams. These skills and qualities are crucial for ensuring reliability, compliance, and performance of mission-critical mainframe systems in large organizations.

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Mainframe Tester jobs near you
Infographic showing various Mainframe Tester job openings in Dallas, TX as of August 2026, with employment types broken down into 53% Full Time, and 47% Contract. Highlights an 95% In-person, and 5% Remote job distribution, with an average salary of $89,516 per year, or $43 per hour.

Mainframe Tester

Qualis1 Inc

Dallas, TX • On-site

Contractor

Re-posted 26 days ago

Job description

Role: Mainframe Tester

Location: Dallas, TX, onsite

Duration: 6 months

Description

Need  Mainframe tester