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Mainframe Computer Jobs in Texas (NOW HIRING)

Compunnel

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Job Summary We are seeking an experienced Mainframe Developer to support high-volume, business ... Bachelor's degree in Computer Science, Information Systems, or equivalent experience preferred

Atos

MAINFRAME TECHNICAL ARCHITECT

Irving, TX · On-site

... in computer science, Engineering, or related field (or equivalent experience) • Experience with Mainframe modernization, transformation, or migration initiatives • Experience with automation ...

Compunnel

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Job Summary We are seeking an experienced Mainframe Developer to support high-volume, business ... Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical ...

Forhyre

Unisys Mainframe Developer

Dallas, TX

$48.50 - $62.25/hr

Support and troubleshoot computer systems as required, optimizing performance, resolving problems, and providing timely follow up on all problems * Follow customers standards and methodologies in the ...

Kyndryl

$143.64K - $273K/yr

Bachelor's degree in Computer Science, Information Technology, or equivalent experience Preferred Skills and Experience * Experience with mainframe modernization initiatives * Familiarity with tools ...

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How much do mainframe computer jobs pay per hour?

As of May 30, 2026, the average hourly pay for mainframe computer in Texas is $49.73, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $56.44 per hour, depending on experience, location, and employer.

What is a Mainframe Computer job?

A Mainframe Computer job typically involves working with large-scale, high-performance computing systems used by enterprises for critical applications such as banking, finance, and healthcare. Responsibilities may include system administration, application development, performance monitoring, and troubleshooting. Professionals in this field often work with mainframe operating systems like z/OS and programming languages such as COBOL, JCL, and REXX. This role requires strong analytical skills and knowledge of legacy systems, as mainframes continue to be integral to many industries.

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

To thrive as a Mainframe Computer Operator or Specialist, you need a solid understanding of mainframe hardware, operating systems (such as IBM z/OS), and data center best practices, alongside a degree in computer science or related experience. Familiarity with job scheduling tools (like JCL), monitoring utilities, and expertise in mainframe programming languages (such as COBOL) are commonly required, and certifications such as IBM Certified System Programmer are advantageous. Attention to detail, strong troubleshooting abilities, and excellent communication skills are essential for coordinating with IT teams and resolving system issues. These competencies ensure the reliability, security, and efficiency of mission-critical mainframe systems in large organizations.

What are some common challenges faced by mainframe professionals in day-to-day operations?

Mainframe professionals often face challenges such as managing complex batch job schedules, troubleshooting unexpected system outages, and ensuring data security while dealing with legacy applications. The work requires careful monitoring for performance bottlenecks and rapid response to issues, often during off-hours or on-call rotations. Collaboration with programming, network, and system administration teams is frequent, as mainframe environments are integral to business-critical services. Successfully handling these challenges helps maintain uptime and reliability for the organization’s core operations.
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Mainframe Computer jobs near you
Infographic showing various Mainframe Computer job openings in Texas as of May 2026, with employment types broken down into 5% Internship, 80% Full Time, 5% Temporary, 5% Contract, and 5% Nights. Highlights an 95% In-person, and 5% Remote job distribution, with an average salary of $103,438 per year, or $49.7 per hour.
Mainframe Developer

Mainframe Developer

Compunnel

Westlake, TX • On-site

$47 - $60.50/hr

Contractor

Posted 21 days ago

Job description

Job Summary
We are seeking an experienced Mainframe Developer to support high-volume, business-critical production platforms within enterprise brokerage and money movement systems. This role involves designing, developing, maintaining, and supporting mainframe applications while collaborating closely with business, product, architecture, operations, and engineering teams.
The ideal candidate will have strong mainframe development expertise, excellent analytical skills, and experience supporting enterprise-scale applications in fast-paced production environments.
Key Responsibilities
  • Develop, maintain, and enhance business-critical mainframe applications and platforms
  • Perform detailed analysis for maintenance and enhancement projects across batch and online environments
  • Design, deploy, and support software releases into production environments
  • Collaborate with business, product, architecture, and engineering teams to deliver high-quality software solutions
  • Work closely with operations teams and vendors to support system stability and operational excellence
  • Develop solutions based on business, system, product, and regulatory requirements
  • Perform unit, functional, and regression testing to ensure application quality and reliability
  • Troubleshoot and resolve high-severity and critical production issues
  • Conduct root cause analysis and implement long-term technical solutions
  • Maintain technical documentation and development artifacts
  • Support ongoing modernization and integration initiatives involving distributed technologies and cloud platforms
  • Participate in continuous learning and technology improvement initiatives

Required Qualifications
  • 7-10 years of software development experience supporting enterprise-wide, business-critical applications
  • Bachelor's degree in Computer Science, Information Systems, or equivalent experience preferred
  • Strong hands-on experience with:
  • COBOL
  • CICS
  • DB2
  • VSAM
  • JCL
  • IBM Utilities
  • FileAID
  • Endevor
  • SQL
  • Debugging tools
  • Schedulers
  • IOMs
  • Experience performing detailed analysis in batch and online mainframe environments
  • Experience supporting production releases and application deployments
  • Strong understanding of data security and secure application practices
  • Strong analytical, troubleshooting, and problem-solving skills
  • Experience handling high-severity and critical production support issues
  • Excellent testing, documentation, and communication skills
  • Ability to work collaboratively in fast-paced Agile or enterprise development environments

Preferred Qualifications
  • Experience writing COBOL and native stored procedures
  • Experience with distributed technologies such as Java and RESTful API-based architectures
  • Exposure to cloud platforms such as AWS or Azure in hybrid mainframe-cloud integration environments
  • Experience supporting modernization or integration initiatives involving legacy and distributed systems
  • Strong understanding of enterprise financial or brokerage platforms
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About Compunnel

Sourced by ZipRecruiter

Compunnel is a well-known company located in Plainsboro, NJ, US, recognized in the industry of IT Services and Solutions. Established in 1989, Compunnel offers a suite of services that help businesses integrate technology efficiently into their operations, a recognizable name in the IT solutions sphere for over three decades. The company’s service portfolio includes Digital Transformation, Business Intelligence, Cloud Services, Cybersecurity, and Application Modern Services, among others. Guided by its mission "to innovate with industry-leading digital solutions and disruptive tech strategies for unimagining business growth," the company underlines its commitment to offering out-of-the-box solutions to its clients. Remarkable achievements of the company include serving more than 30 Fortune 500 companies and providing job opportunities for over 50,000 individuals.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

1994

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