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Mainframe Manager Jobs in Missouri (NOW HIRING)

Stellar IT Group

Mainframe Developer

Saint Louis, MO · On-site

$47.75 - $61.25/hr

Exposure to secure SDLC practices and vulnerability management frameworks. * Strong communication skills to bridge security and engineering teams. Skills: Mainframe,cobol,aws

Stellar IT Solutions

Mainframe Developer

Saint Louis, MO · On-site

$46.50 - $59.75/hr

Mainframe Developer (Senior - Security Remediation) Location: Remote Duration: 6-12+ Months ... Exposure to secure SDLC practices and vulnerability management frameworks. * Strong communication ...

Neshent Technologies

Mainframe Support Engineer

Affton, MO

$43.50 - $55.75/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise ... This role involves incident management, troubleshooting, batch monitoring, data analysis, and ...

Neshent Technologies

Mainframe Support Engineer

Hazelwood, MO · On-site

$46.25 - $59.50/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise ... This role involves incident management, troubleshooting, batch monitoring, data analysis, and ...

Neshent Technologies

Mainframe Support Engineer

Clayton, MO · On-site

$45.75 - $59/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise ... This role involves incident management, troubleshooting, batch monitoring, data analysis, and ...

Neshent Technologies

Mainframe Support Engineer

Overland, MO · On-site

$45.75 - $58.75/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise ... This role involves incident management, troubleshooting, batch monitoring, data analysis, and ...

Neshent Technologies

Mainframe Support Engineer

Glendale, MO · On-site

$46.75 - $60.25/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise ... This role involves incident management, troubleshooting, batch monitoring, data analysis, and ...

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How much do mainframe manager jobs pay per hour?

As of Aug 26, 2026, the average hourly pay for mainframe manager in Missouri is $50.07, according to ZipRecruiter salary data. Most workers in this role earn between $44.18 and $56.83 per hour, depending on experience, location, and employer.

What is a mainframe manager?

A Mainframe Manager oversees the operation, maintenance, and security of an organization's mainframe systems. They manage a team of IT professionals, ensure system availability, and implement upgrades and performance optimizations. Their role includes coordinating disaster recovery plans, monitoring system performance, and ensuring compliance with industry standards. Strong technical expertise, leadership, and problem-solving skills are essential for this role.

What are the key skills and qualifications needed to thrive as a mainframe manager?

A Mainframe Manager requires deep expertise in mainframe systems administration, COBOL programming, resource planning, and a relevant bachelor’s degree in computer science or IT. Familiarity with mainframe operating systems (such as z/OS), job scheduling tools, and certifications like IBM Certified System Programmer are highly valued. Strong leadership, problem-solving, and communication skills help manage teams and facilitate collaboration across IT functions. These competencies are vital for maintaining system reliability, optimizing performance, and leading modernization initiatives in large-scale enterprise environments.

What are some typical challenges faced by mainframe managers in a modern IT environment?

Mainframe Managers often encounter challenges such as integrating legacy mainframe systems with newer technologies, ensuring data security, and maintaining high system availability. Balancing the demands of routine maintenance with modernization projects and adapting to evolving compliance requirements can also be demanding. Collaboration with cross-functional teams, including application developers and security specialists, is common to address these challenges effectively. Successful Mainframe Managers stay proactive about emerging trends and prioritize continuous learning to keep systems efficient and secure.

What are the most commonly searched types of Mainframe jobs in Missouri?

The most popular types of Mainframe jobs in Missouri are:

What are popular job titles related to Mainframe Manager jobs in Missouri?

For Mainframe Manager jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Mainframe Manager jobs in Missouri look for?

The top searched job categories for Mainframe Manager jobs in Missouri are:

What cities in Missouri are hiring for Mainframe Manager jobs?

Cities in Missouri with the most Mainframe Manager job openings:

Mainframe Manager jobs near you
Infographic showing various Mainframe Manager job openings in Missouri as of August 2026, with employment types broken down into 65% Full Time, and 35% Contract. Highlights an 74% In-person, and 26% Remote job distribution, with an average salary of $104,143 per year, or $50.1 per hour.

Mainframe Developer

Saint Louis, MO • On-site

Stellar IT Group
See more jobs at Stellar IT Groupexternal

$47.75 - $61.25/hr

Contractor

Posted 13 days ago

Job description

Overview:
Position: Mainframe Developer (Senior - Security Remediation)
Location: Remote
Duration: 6-12+ Months Contract
Role Overview
We are seeking experienced Senior Mainframe Engineers with deep expertise in legacy banking systems to investigate, understand, and safely remediate security vulnerabilities in production-critical applications. This role requires strong proficiency in COBOL, CICS, DB2, and z/OS, along with the ability to navigate complex, decades-old financial systems where stability and accuracy are paramount. The ideal candidate will be a hands-on engineer who can trace vulnerabilities to their root cause, implement secure fixes, and ensure safe deployment without disrupting mission-critical banking operations.
Key Responsibilities
  • Investigate and analyze security vulnerabilities within legacy mainframe banking applications.
  • Trace issues to their technical root cause and design secure remediation strategies.
  • Modify and enhance COBOL, CICS, and DB2 codebases while ensuring production stability.
  • Collaborate with security, infrastructure, and application teams to validate fixes.
  • Conduct secure coding reviews and enforce mainframe security best practices.
  • Provide production support for remediation deployments, ensuring minimal disruption.
  • Document remediation steps, secure design patterns, and operational improvements.
  • Contribute to strengthening long-term resilience of legacy banking systems.
Required Skills
  • Strong expertise in COBOL, JCL, CICS, DB2, z/OS.
  • Deep understanding of mainframe application architecture and legacy banking systems.
  • Hands-on experience with secure coding practices in mainframe environments.
  • Proven ability to remediate vulnerabilities in production-critical systems.
  • Strong problem-solving skills and ability to work independently in high-stakes environments.
Preferred Skills
  • Experience with large-scale financial or banking applications.
  • Familiarity with mainframe modernization initiatives.
  • Exposure to secure SDLC practices and vulnerability management frameworks.
  • Strong communication skills to bridge security and engineering teams.

Skills:
Mainframe,cobol,aws

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