1

Internship Mainframe Production Support Jobs in Missouri

Mainframe Support Engineer

Riverview, MO · On-site

$42.75 - $55/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise mainframe applications. The ideal candidate will have strong experience with COBOL, DB2, VSAM, Batch ...

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 mainframe applications. The ideal candidate will have strong experience with COBOL, DB2, VSAM, Batch ...

Mainframe Support Engineer

Oakville, MO · On-site

$46.25 - $59.50/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise mainframe applications. The ideal candidate will have strong experience with COBOL, DB2, VSAM, Batch ...

Mainframe Support Engineer

Florissant, MO · On-site

$45.25 - $58/hr

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise mainframe applications. The ideal candidate will have strong experience with COBOL, DB2, VSAM, Batch ...

next page

Showing results 1-20

Internship Mainframe Production Support information

What does an internship mainframe production support role involve?

An Internship Mainframe Production Support role involves assisting in the maintenance and operation of mainframe computer systems, which are critical for large-scale business processes. Interns typically monitor system performance, troubleshoot issues, and support the resolution of technical problems to ensure the smooth running of business applications. They may also help with system upgrades, backups, and collaborating with senior IT staff to learn best practices. This role provides hands-on experience with enterprise-level IT infrastructure and often requires strong analytical and problem-solving skills.

What are some common challenges faced by interns in mainframe production support roles, and how can they be addressed?

Interns in mainframe production support often encounter challenges such as understanding legacy systems, troubleshooting unfamiliar errors, and adapting to structured change management processes. Navigating complex mainframe environments requires patience and a willingness to learn from experienced team members. Proactively asking questions, utilizing available documentation, and participating in team knowledge-sharing sessions can help overcome the learning curve. Additionally, building strong communication skills enables interns to collaborate effectively with developers, system administrators, and other support staff.

What is the difference between Internship Mainframe Production Support vs Mainframe Application Developer?

AspectInternship Mainframe Production SupportMainframe Application Developer
CredentialsTypically pursuing or recent graduation in IT or related fieldRelevant certifications or degrees in computer science or IT
Work EnvironmentSupport teams, data centers, client environmentsDevelopment teams, coding environments, project offices
Employer & Industry UsageFinancial institutions, banks, insurance companiesSame industries, focusing on application development
Search & Comparison IntentUnderstanding support roles in mainframe environmentsLearning about development roles in mainframe systems

Internship Mainframe Production Support involves assisting with maintaining and troubleshooting mainframe systems, focusing on support tasks. Mainframe Application Developers design, code, and implement mainframe applications. While both roles work within mainframe environments, support roles emphasize troubleshooting and maintenance, whereas developers focus on creating new applications.

What are the key skills and qualifications needed to thrive as an internship mainframe production support, and why are they important?

To thrive as an Internship Mainframe Production Support, you should have a basic understanding of computer science concepts, troubleshooting abilities, and familiarity with mainframe environments, often supported by coursework or relevant internships. Knowledge of tools like IBM z/OS, JCL (Job Control Language), and ticketing systems, as well as exposure to monitoring and batch processing software, is typically required. Strong analytical thinking, effective communication, and a willingness to learn help interns collaborate with teams and adapt to dynamic technical challenges. These skills ensure the intern can efficiently support mainframe operations, resolve incidents, and contribute to system reliability in a critical IT infrastructure role.

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

The most popular types of Mainframe Production Support jobs in Missouri are:

What are popular job titles related to Internship Mainframe Production Support jobs in Missouri?

For Internship Mainframe Production Support jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Internship Mainframe Production Support jobs in Missouri look for?

The top searched job categories for Internship Mainframe Production Support jobs in Missouri are:

What cities in Missouri are hiring for Internship Mainframe Production Support jobs?

Cities in Missouri with the most Internship Mainframe Production Support job openings:

Infographic showing various Internship Mainframe Production Support job openings in Missouri as of July 2026, with employment types broken down into 1% As Needed, 75% Full Time, 19% Part Time, 1% Temporary, and 4% Contract. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution.

Mainframe Support Engineer

Neshent Technologies

Saint Louis, MO

$45 - $57.75/hr

Full-time

Posted 10 days ago


Job description

We are seeking a Mainframe Support Engineer to provide L2/L3 production support for enterprise mainframe applications. The ideal candidate will have strong experience with COBOL, DB2, VSAM, Batch processing, and production support operations. This role involves incident management, troubleshooting, batch monitoring, data analysis, and collaboration with cross-functional teams to ensure system stability and business continuity.

Primary Responsibilities
  • Provide L2/L3 production support for mainframe applications and services.
  • Investigate, troubleshoot, and resolve production incidents within defined SLAs.
  • Perform incident triage, root cause analysis, and implement timely resolutions.
  • Monitor and support batch jobs, identify job abends, and ensure successful batch processing.
  • Execute operational runbooks and standard operating procedures (SOPs).
  • Perform DB2 data analysis, reporting, and troubleshooting.
  • Collaborate with business users and technical teams to resolve production issues.
  • Maintain operational documentation, knowledge base articles, and support procedures.
  • Participate in incident communication, status updates, and post-incident reviews.
  • Support workforce management, time reporting, and overtime equalization processes where applicable.
  • Identify opportunities to improve operational efficiency and system reliability.
Required Skills & Qualifications
  • 5+ years of experience in Mainframe Production Support.
  • Strong hands-on experience with COBOL, DB2, VSAM, and Batch Processing.
  • Experience handling L2/L3 production support, incident management, and problem resolution.
  • Strong knowledge of batch scheduling, monitoring, and job abend analysis.
  • Experience with DB2 queries, data analysis, and report generation.
  • Understanding of production support processes, SLA management, and operational procedures.
  • Exposure to C# and VB.NET applications is desirable.
  • Excellent troubleshooting, analytical, and problem-solving skills.
  • Strong communication skills with the ability to work effectively with business and technical stakeholders.
  • Ability to work independently in a fast-paced production support environment.
Preferred Qualifications
  • Experience supporting workforce management or time reporting applications.
  • Knowledge of ITIL-based Incident and Problem Management processes.
  • Experience with production monitoring and operational support tools.
  • Ability to support after-hours or on-call production activities when required.