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Mainframe Systems Jobs in Texas (NOW HIRING)

GState Consulting LLC

Mainframe Storage

Plano, TX · On-site

IT -Mainframes | Storage Work Location: Plano, TX (if necessary, need to go for an in-person ... Experience administering IBM Virtual Tape System (VTS) or Virtual Tape Library (VTL). Nice to have ...

Syntricate Technologies

Mainframe IMS Admin

Plano, TX · On-site

Syntricate Technologies is seeking a Mainframe IMS Admin to join their team in Plano, TX. The role involves responsibilities related to Mainframe IMS and CICS Administration at a Level 3 capacity.

Broadcom, Inc.

Mainframe z/VM System programmer

Plano, TX · On-site

$108K - $172K/yr

Define and manage VM guests for various operating systems, including z/OS, z/VM, z/Linux, and z/VSE. * Collaborate with VM guest owners to ensure the appropriate allocation of virtual and real ...

SwiftCruit

Mainframe z/VM System programmer

Plano, TX · On-site

$108 - $172.80/hr

Define and manage VM guests for various operating systems, including z/OS, z/VM, z/Linux, and z/VSE. * Collaborate with VM guest owners to ensure the appropriate allocation of virtual and real ...

Security Service FCU

System Admin II

San Antonio, TX · On-site

Manage employee onboarding and termination processes as it relates to technology ensuring new users are set up with required access to Mainframe systems/subsystems, and terminated users no longer ...

Keylent Inc

Tech Lead TECHM-JOB-24677

Plano, TX · On-site

Job Summary : Keylent Inc is a company seeking a Tech Lead to oversee mainframe systems programming. The role involves installing, configuring, and maintaining mainframe operating systems ...

ClifyX

MF ZOS System Programmer

Plano, TX · On-site

$53 - $67.50/hr

ClifyX is seeking an MF ZOS System Programmer to support a complex Mainframe Environment ... The role involves managing mainframe migrations, performance management, and working with vendor ...

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How much do mainframe systems jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for mainframe systems in Texas is $54.20, according to ZipRecruiter salary data. Most workers in this role earn between $49.28 and $62.69 per hour, depending on experience, location, and employer.

What is a mainframe system?

Mainframe systems are powerful computers used primarily by large organizations for critical applications, bulk data processing, and large-scale transaction processing. They are known for their reliability, security, and ability to handle massive volumes of data and users simultaneously. Mainframes support essential functions in industries like banking, healthcare, government, and insurance, where uptime and data integrity are crucial. Unlike typical servers, mainframes are designed to operate nonstop and process thousands of transactions per second.

What skills and qualifications are needed to thrive as a mainframe systems engineer?

To thrive as a Mainframe Systems Engineer, you need strong knowledge of mainframe architectures, proficiency in operating systems like z/OS, and experience with programming languages such as COBOL or Assembler, usually supported by a degree in computer science or a related field. Familiarity with tools like IBM ISPF, JCL, RACF, and monitoring systems, as well as relevant certifications (e.g., IBM Certified System Programmer), is highly valued. Analytical thinking, problem-solving, and effective communication are crucial soft skills for diagnosing issues and collaborating with cross-functional IT teams. These abilities ensure the reliability, security, and efficiency of mission-critical enterprise systems that depend on mainframe technology.

What are common challenges faced by professionals working in mainframe systems, and how can they be addressed?

Mainframe Systems professionals often encounter challenges such as managing legacy code, ensuring system reliability, and integrating mainframes with modern technologies. Staying updated with new tools and methodologies, such as automation and DevOps practices, can help address these issues. Additionally, strong collaboration with application developers and network teams is essential to maintain system performance and security. Regular training and knowledge sharing within the team also play a crucial role in overcoming these challenges.

What is the difference between Mainframe Systems vs Mainframe Application Developers?

AspectMainframe SystemsMainframe Application Developers
Primary RoleManage and maintain mainframe hardware and system softwareDesign, develop, and modify applications running on mainframe platforms
Required SkillsMainframe OS, hardware, system administrationProgramming languages like COBOL, JCL, DB2, and application development
Work EnvironmentData centers, system operation centersDevelopment teams, project-based settings
CertificationsIBM Certified System Administrator, Mainframe certificationsProgramming certifications, COBOL certifications

While Mainframe Systems professionals focus on maintaining and managing mainframe hardware and operating systems, Mainframe Application Developers create and modify applications that run on these systems. Both roles require knowledge of mainframe environments, but their responsibilities differ significantly, with one centered on system management and the other on application development.

Is mainframe a good career option?

Mainframe systems professionals, such as mainframe programmers and administrators, work with large-scale computing environments that are critical to many industries like finance and government. The field offers stable employment, high demand for skills like COBOL and JCL, and competitive salaries, especially for those with certifications and experience. It can be a rewarding career for individuals interested in legacy systems and enterprise computing infrastructure.

Is mainframe systems hard to learn?

Mainframe systems can be challenging to learn initially due to their specialized environment, programming languages like COBOL and JCL, and complex architecture. However, with dedicated training and practice, many find it manageable to develop proficiency in mainframe operations and maintenance.

Is mainframe systems still in demand?

Mainframe systems professionals are still in demand due to the continued reliance of large organizations on mainframe infrastructure for critical applications, data processing, and security. Skills in COBOL, JCL, and mainframe management tools remain valuable, especially in finance, government, and healthcare sectors where mainframes handle high-volume transactions.

What are popular job titles related to Mainframe Systems jobs in Texas?

For Mainframe Systems jobs in Texas, the most frequently searched job titles are:

What job categories do people searching Mainframe Systems jobs in Texas look for?

The top searched job categories for Mainframe Systems jobs in Texas are:

Mainframe Systems jobs near you
Infographic showing various Mainframe Systems job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 9% Part Time, 3% Contract, and 1% Nights. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $112,736 per year, or $54.2 per hour.

Senior Mainframe DB2 z/OS DBA / Systems Administrator@ Remote Role

Centillion Infotech

Dallas, TX • On-site

Other

Posted 5 days ago

Job description

Senior Mainframe DB2 z/OS DBA / Systems Administrator

Location: Remote

Job Type: Contract
Experience: 10+ Years

Role Overview

We are seeking a highly experienced Senior Mainframe DB2 z/OS DBA / Systems Administrator with strong hands-on expertise across the IBM Mainframe ecosystem.

The ideal candidate will have deep experience with DB2 for z/OS combined with strong z/OS systems and infrastructure skills, including RACF, CICS, IBM MQ, z/VM, z/Linux, SMP/E, system maintenance, performance monitoring, security, storage, and production support.

This is a highly technical role. The primary focus is on hands-on Mainframe technical expertise, troubleshooting, administration, performance, availability, and production support. Project management experience is a plus but is secondary to technical capability.

Key Responsibilities DB2 for z/OS Administration
  • Install, configure, maintain, upgrade, and support DB2 for z/OS subsystems.
  • Administer production and non-production DB2 environments.
  • Perform DB2 subsystem maintenance, upgrades, migrations, and configuration changes.
  • Apply DB2 and related Mainframe maintenance using SMP/E.
  • Execute and optimize DB2 utilities including:
    • REORG
    • RUNSTATS
    • COPY
    • RECOVER
    • LOAD
    • REBUILD INDEX
  • Monitor and tune DB2 subsystems, SQL, buffer pools, locking, logging, storage, and application performance.
  • Perform DB2 performance analysis and SQL optimization.
  • Support backup, recovery, high availability, and disaster recovery activities.
  • Participate in disaster recovery testing and recovery validation.
  • Troubleshoot complex DB2 production issues and perform root-cause analysis.
Mainframe / z/OS Systems Administration
  • Provide hands-on administration and operational support for IBM z/OS / MVS environments.
  • Monitor system health, availability, CPU, memory, workloads, batch processing, storage, and subsystem performance.
  • Support IPL/POR, system startup/shutdown, started tasks, JES and batch processing.
  • Perform z/OS maintenance, upgrades, patching, and system configuration activities.
  • Work with PARMLIB, PROCLIB, TSO/ISPF, SDSF, JES2/JES3, JCL, and z/OS utilities.
  • Support SMP/E RECEIVE/APPLY/ACCEPT, PTF maintenance, HOLDDATA review, and USERMOD activities.
  • Troubleshoot complex system, subsystem, batch, storage, and production incidents.
  • Support enterprise Mainframe availability and high-availability environments.
RACF / Mainframe Security
  • Provide hands-on RACF administration and security support.
  • Administer users, groups, profiles, permissions, and protected resources.
  • Perform access reviews, privilege validation, and security troubleshooting.
  • Support RACF audits, compliance activities, security hardening, and remediation.
  • Collaborate with security teams to resolve access-control and authorization issues.
CICS / IBM MQ
  • Support CICS environments and troubleshoot CICS-related production issues.
  • Collaborate with application and infrastructure teams on CICS availability, performance, and transaction issues.
  • Support IBM MQ / MQSeries environments and troubleshoot messaging issues.
  • Monitor and troubleshoot queues, message processing, connectivity, and integration issues.
  • Work across CICS, DB2, MQ, application, network, and infrastructure teams to resolve complex production incidents.
z/VM / z/Linux
  • Support IBM z/VM environments and related Mainframe infrastructure.
  • Support Linux on IBM Z / z/Linux environments and integration with the broader Mainframe ecosystem.
  • Troubleshoot operating-system, connectivity, storage, workload, and infrastructure issues across z/OS, z/VM, and z/Linux environments.
  • Collaborate with platform, infrastructure, storage, network, and security teams on cross-platform issues.
Replication & Data Integration
  • Support Q Replication, SQL Replication, and Change Data Capture (CDC).
  • Support DB2 Connect and related DB2 connectivity.
  • Support Informatica PowerExchange where required.
  • Troubleshoot data movement, replication, connectivity, and integration issues.
Performance & Monitoring

Experience with one or more of the following is preferred:

  • OMEGAMON
  • IntelliMagic
  • MXG
  • BMC MainView
  • Apptune
  • Query Monitor
  • TMON
  • Strobe
  • Db2PM
  • RMF/SMF
  • SDSF

Responsibilities include:

  • Monitor DB2 and z/OS performance.
  • Analyze CPU, memory, I/O, storage, workload, locking, and subsystem performance.
  • Identify performance bottlenecks and recommend corrective actions.
  • Support capacity planning and performance optimization.
Automation & Scheduling

Experience with:

  • REXX
  • CLIST
  • JCL
  • TWS/OPC
  • Control-M
  • SA z/OS
  • NetView
  • Mainframe automation and operational scripting

Use automation to improve system monitoring, maintenance, reporting, health checks, and repetitive operational activities.

Production Support & ITIL
  • Provide 24x7 / rotational on-call production support.
  • Act as a technical escalation point for high-severity incidents.
  • Perform detailed root-cause analysis and develop permanent corrective actions.
  • Follow ITIL processes for:
    • Incident Management
    • Problem Management
    • Change Management
    • Release Management
  • Support major incidents and production recovery activities.
  • Maintain SOPs, runbooks, implementation plans, technical documentation, and operational procedures.

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