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Mainframe Manager Jobs in California (NOW HIRING)

Broadcom

Mainframe QA Engineer

San Jose, CA

Required Skills & Competencies: o Experience working with CA 1 Flexible Storage, Vtape, DASD Storage Management, DFSMS, Allocate, and/or other mainframe storage products and systems. o Experience ...

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Mainframe Manager information

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.

Is a mainframe manager hard to learn?

Mainframe managers need a strong understanding of mainframe systems, programming languages like COBOL, and tools such as JCL and TSO. Learning these skills requires technical training and experience, but with dedicated study, it is achievable for those with a background in IT or computer science.

Is a mainframe manager still in demand?

Mainframe managers are still in demand due to the continued reliance of large organizations on mainframe systems for critical operations. They require expertise in legacy technologies, system administration, and often hold certifications in mainframe platforms like IBM Z. While demand has decreased compared to previous decades, specialized skills in mainframe management remain valuable in industries such as finance, government, and healthcare.

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

The most popular types of Mainframe jobs in California are:

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

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

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

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

What cities in California are hiring for Mainframe Manager jobs?

Cities in California with the most Mainframe Manager job openings:

Mainframe Manager jobs near you
Infographic showing various Mainframe Manager job openings in California as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, 2% Temporary, and 1% Contract. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution.

Mainframe Developer (Cobol) L3

UNICON International Inc.

Torrance, CA • On-site

$50.75 - $65.25/hr

Full-time

Re-posted 25 days ago

Job description

Job Summary:
UNICON International Inc. is a workforce solutions provider with over 35 years of experience supporting organizations across various industries. They are seeking a Mainframe Developer (Cobol) who will act as a subject matter expert, assisting in project management and development tasks including analysis, design, testing, and implementation.
Responsibilities:
• Successful candidate will assume the role of Mainframe Systems SME and assist the Project Manager and/or Team Manager on various Parts Applications projects.
• Ability to analyze business requirements and create and manage the completion of units of work completed by the successful candidate and other team members.
• Assigned units of work vary from > 100 hour enhancements, up to team member on a large project.
• Responsible for gathering requirements, functional and Detailed analysis/design, testing (unit, integration, system, user acceptance), implementation, documentation, warranty.
• Defining architectural solutions to meet application requirements.
• Providing status to Project Manager/Lead, as needed.
• Production support and project work.
Qualifications:
Required:
• Proficient in COBOL, CICS, JCL, IMS, VSAM, DB2, and System Development Life Cycle Concepts.
• Working knowledge of software engineering, software development, solution architecture and implementation of medium to large scale systems across multiple platforms.
• Ability to collaborate with multiple disciplines across the enterprise.
• Understanding of technology strategy, technology standards, roadmaps, and practices.
• Technical aptitude of multi‐tier and cross‐platform architectures across the enterprise.
• Understanding in the information technology landscape ‐stretching from infrastructure, network, client, server, emerging technology standards and trends.
• Experience with Waterfall and Agile methodology.
Preferred:
• Experience working in Microsoft development technologies i.e. .Net core, MVC.Net, C#, Angular is a plus.
• Knowledge or Automotive Parts Systems, Warehousing and Supply Chain is a plus.
Company:
UNICON is a 35+ year workforce solutions partner, trusted by Fortune 500 companies and public-sector organizations to deliver talent, manage critical projects, and implement innovative solutions. Founded in 1990, the company is headquartered in Columbus, USA, with a team of 201-500 employees. The company is currently Growth Stage.

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