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Mainframe Security Jobs in California (NOW HIRING)

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Possess in principle, an understanding of the enterprise security managers such as ACF2, TSS, and ... Understanding of mainframe infrastructure management concepts and practice * Understanding and ...

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Mainframe Security information

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$52

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How much do mainframe security jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for mainframe security in California is $52.68, according to ZipRecruiter salary data. Most workers in this role earn between $46.49 and $59.81 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Mainframe Security position, and why are they important?

To thrive in Mainframe Security, you need expertise in mainframe operating systems (such as IBM z/OS), security protocols, access control management, and risk assessment, typically supported by a degree in computer science or a related field. Familiarity with tools like RACF (Resource Access Control Facility), ACF2, and certifications such as CISSP or IBM Certified Specialist are common requirements. Strong problem-solving skills, attention to detail, and the ability to communicate security risks to both technical and non-technical stakeholders are valuable soft skills. These competencies are crucial for protecting critical business data, ensuring regulatory compliance, and minimizing security vulnerabilities in large-scale enterprise environments.

What are the typical daily responsibilities of a Mainframe Security specialist?

A Mainframe Security specialist is primarily responsible for managing user access, monitoring system activity for potential security incidents, and updating security policies to address emerging threats. Their day-to-day tasks often include configuring security software (such as RACF or ACF2), conducting system audits, investigating security breaches, and collaborating with IT and compliance teams. They may also provide guidance during security reviews and support internal or external audits. This role involves a blend of technical, analytical, and communicative activities to ensure the continued protection of the organization’s most critical information assets.

What is a Mainframe Security job?

A Mainframe Security job involves protecting the mainframe environment by implementing security policies, monitoring access, and preventing unauthorized activities. Professionals in this role use tools like RACF, ACF2, or Top Secret to manage user authentication, enforce security controls, and detect potential threats. They also conduct audits, ensure compliance with regulations, and respond to security incidents. Their goal is to safeguard critical business data and maintain the integrity of the mainframe system.

What are popular job titles related to Mainframe Security jobs in California? For Mainframe Security jobs in California, the most frequently searched job titles are:
What job categories do people searching Mainframe Security jobs in California look for? The top searched job categories for Mainframe Security jobs in California are:
Mainframe Security jobs near you
Infographic showing various Mainframe Security job openings in California as of July 2026, with employment types broken down into 1% Locum Tenens, 85% Full Time, 4% Part Time, 1% Temporary, 8% Contract, and 1% Summer. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $109,572 per year, or $52.7 per hour.

Mainframe Support Analyst

Sidram Technologies

San Bernardino, CA • On-site

Contractor

Re-posted 11 days ago

Job description

Job Title: Mainframe Support Analyst
Location: San Bernardino, CA – Onsite
This is support postion L2 AND L3 

Job Description:

 The Mainframe Support Analyst will provide L2/L3 technical support for IBM z/OS mainframe applications, ensuring stability, performance, and timely resolution of incidents across non production and production environments. The role is critical for batch operations, DB2 support, deployment activities, and root cause analysis, particularly in large retail and supply chain transformation programs.

 Mainframe Application & Production Support (L2/L3)

·         Provide end to end support for mainframe applications running on IBM z/OS.

·         Analyze and resolve incidents related to JCL abends, DB2 errors, data issues, and code defects.

·         Perform root cause analysis by reviewing COBOL, DB2 programs, and batch execution logs.

·         Support production and non production environments, ensuring SLA adherence.

Batch Processing & Deployment

·         Build and maintain batch jobs by copying and parameterizing JCLs across environments.

·         Schedule, automate, and monitor end to end batch cycles.

·         Resolve batch failures and performance issues.

·         Support code promotion and deployment activities across test and production environments.

·         Manage dataset setup, environment parameterization, and deployment prerequisites.

 DB2 DBA & Data Support

·         Perform DB2 L2/L3 support activities including:

·         Creation, alteration, and maintenance of DB2 objects.

·         Plan and package creation, binding, and rebinding.

·         DB2 utilities such as UNLOAD, LOAD, RUNSTATS, and REORG.

·         Coordinate with RACF/security teams to ensure proper DB2 access and controls.

·         Perform DB2 backups, restores, and image copy management to support testing needs.

CICS, MQ & File Transfers

·         Support CICS applications by navigating screens and analyzing logs.

·         Understand and troubleshoot MQ message flows and integrations.

·         Manage Connect:Direct file transfers between systems and support batch file movements.

 Automation & Continuous Improvement

·         Analyze and enhance existing REXX scripts for automation.

·         Identify opportunities to automate repetitive support tasks (batch scheduling, deployments, retrofits).

·         Support environment retrofits such as DB2 structural changes, static data updates, and package rebinds.

 Required Skills & Experience

·         Mainframe Technologies: IBM z/OS, COBOL, JCL

·         Databases: DB2 (L2/L3 support, utilities, performance tuning basics)

·         Middleware: CICS, IBM MQ (working knowledge)

·         Batch & Scheduling: CA 7 / ESP or equivalent schedulers

·         Automation: REXX scripting

·         Security: RACF (working knowledge)

·         Experience: 5–10+ years in Mainframe Application Support / Operations

·         Domain: Retail / Supply Chain experience is strongly preferred

 Nice to Have

·         Experience supporting large retail transformation or supply chain modernization programs

·         Exposure to mainframe modernization or automation initiatives

·         Strong documentation and SOP creation skills

 Role Level

·         L2 / L3 Support Analyst

·         Onshore

Rachael

IT Services | Development | Staffing

URL: http:/www.sidramtech.com |

Email: rachael@sidramtech.com  

Direct: 4705239688

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