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Mainframe Computer Jobs in Texas (NOW HIRING)

Mainframe z/VM System programmer

Plano, TX · On-site

$53 - $67.50/hr

Broadcom is seeking a highly skilled and experienced Mainframe z/VM System programmer to support ... Computer Science and 6+ years of related experience. Preferred : • Expertise in Hardware ...

We are seeking a highly skilled and experienced Mainframe z/VM System programmer to support and ... Engineering/Computer Science and 6+ years of related experience Additional Compensation and ...

MF ZOS System Programmer

Plano, TX · On-site

$53 - $67.50/hr

Required : • BACHELOR OF COMPUTER SCIENCE • 8 - 15 Years of experience • Knowledge and experience in support for a complex Mainframe Environment • Knowledge and experience in support for ...

Five (5) to seven (7) years of experience in mainframe system design and programming using COBOL ... JIRA, Confluence, ServiceNow Job Qualifications Five years of experience in computer system design ...

Mainframe Modernization Lead

Irving, TX · On-site

$98K - $233K/yr

Bachelor's degree in Business, Computer Engineering, or related field (advanced degree preferred ... ai etc.) to modernize mainframe infrastructure and applications * 15+ years in Application ...

Internship (Parks/Recreation)

Seguin, TX · On-site

$13.25 - $17.75/hr

Ability to: communicate effectively both orally and in writing; use a personal computer or terminal accessing a mainframe computer using standard word processing and spreadsheet software packages ...

Internship (Parks/Recreation)

Seguin, TX · On-site

$13.25 - $17.25/hr

Ability to: communicate effectively both orally and in writing; use a personal computer or terminal accessing a mainframe computer using standard word processing and spreadsheet software packages ...

Bachelor's degree in Electrical Engineer or Computer Science or global equivalent in a related field. Work Experience: 5+ or more years of experience in Mainframe software development or a related ...

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Mainframe Computer information

See Texas salary details

$9

$49

$67

How much do mainframe computer jobs pay per hour?

As of Jul 11, 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.

Who still uses mainframe computers?

Mainframe computers are still used by large organizations such as banks, government agencies, and insurance companies for critical applications that require high reliability, security, and processing large volumes of data. Mainframe roles often involve skills in COBOL, JCL, and system administration, with professionals maintaining and optimizing these systems to ensure continuous operation.

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 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.

Is mainframe a good career option?

Mainframe computing is a stable career choice with high demand for professionals skilled in COBOL, JCL, and mainframe environments. It offers competitive salaries, job security, and opportunities for specialization in legacy systems and enterprise data processing.

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.

What are mainframe jobs called?

Mainframe jobs are typically called mainframe systems analysts, mainframe programmers, or mainframe operators. These roles involve maintaining, developing, and managing large-scale computer systems using tools like COBOL, JCL, and IBM Z hardware. Certifications such as IBM Certified Systems Programmer can enhance job prospects in this field.

What is the average salary for mainframe jobs?

The average salary for mainframe computer professionals typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe security can earn higher salaries. Factors such as industry demand and company size also influence compensation levels.
What job categories do people searching Mainframe Computer jobs in Texas look for? The top searched job categories for Mainframe Computer jobs in Texas are:
Infographic showing various Mainframe Computer job openings in Texas as of July 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, 2% Contract, and 1% Nights. Highlights an 82% Physical, 1% Hybrid, and 17% Remote job distribution, with an average salary of $103,438 per year, or $49.7 per hour.
Data Engineer / Mainframe Developer

Data Engineer / Mainframe Developer

ConglomerateIT LLC

Westlake, TX • On-site

$47 - $60.50/hr

Contractor

Re-posted 15 hours ago


Job description

Job Title: Data Engineer / Mainframe Developer
Tax Term: W2/1099 Only
Location: WestLake TX - Onsite
Employment Type: Contract 

About us

Conglomerate IT is a certified and a pioneer in providing premium end-to-end Global Workforce Solutions and IT Services to diverse clients across various domains. Visit us at ConglomerateIT.com

Our mission is to establish global cross culture human connections that further the careers of our employees and strengthen the businesses of our clients. We are driven to use the power of global network to connect business with the right people without bias. We provide Global Workforce Solutions with affability.

Job Summary:

We are seeking a highly experienced technology professional with a strong background in Mainframe systems, PL/SQL, and ETL development. The ideal candidate will have deep hands-on exposure to large-scale data environments and enterprise-grade systems, with a focus on performance, reliability, and collaboration within agile teams.

Educational Qualifications
  • Bachelor’s degree in Computer Science, Engineering, or Mathematics with 6+ years of relevant experience

  • Master’s degree is preferred

Core Technical Requirements
  • Strong expertise in Oracle PL/SQL with proven ability to develop and optimize complex SQL queries

  • Extensive experience working as a Mainframe Developer, including COBOL-based systems

  • Hands-on exposure to ETL architecture, design, and development

  • Proven experience handling and processing large data volumes

  • Solid understanding of performance optimization techniques, including SQL tuning and system-level tuning

Systems & Platform Experience
  • Experience designing for system resiliency and stability, including familiarity with Site Reliability Engineering (SRE) principles

  • Working knowledge of large, complex enterprise system architectures

  • Exposure to distributed application development concepts; experience with Java, .NET, or Python is considered an advantage

  • Proficiency in shell scripting

  • Strong experience working in Linux-based environments

DevOps & Delivery Practices
  • Knowledge of CI/CD processes, tools, and best practices

  • Familiarity with tools such as GitHub, Jenkins, Stash, Artifactory, or similar

  • Understanding of Agile/Scrum methodologies or prior experience working in Agile teams

Soft Skills & Collaboration
  • Strong analytical and problem-solving capabilities

  • Excellent verbal and written communication skills, with the ability to clearly summarize and explain technical concepts

  • Demonstrated ability to collaborate effectively with cross-functional teams, including globally distributed team members

Founded in 2014, ConglomerateIT is a global leader in delivering innovative IT solutions and services. Headquartered in the USA with a presence in the UK, Canada, and India, we specialize in offering industry-leading expertise and cutting-edge products that help our clients maximize their technological investments. Our focus on best-in-class solutions, a highly knowledgeable team, and proactive talent mapping ensure we remain at the forefront of the IT industry.

ConglomerateIT is driven by our Center for Excellence and Innovation, an initiative dedicated to keeping us ahead in a rapidly evolving technology landscape. We understand that building strong relationships is key to our success, and this commitment has enabled us to partner with Fortune 500 companies and leading system integrators worldwide. Our ability to provide local talent on a global scale ensures that we can meet the contingent project requirements of our clients efficiently and effectively.