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Ibm Computer Operator Jobs in California (NOW HIRING)

Linux Systems Admin

Sacramento, CA · On-site

$102K - $125K/yr

Administer and support IBM Power Systems running AIX * Manage and maintain Linux-based ... Troubleshoot operating system, hardware, storage, and application issues * Apply patches, upgrades ...

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Ibm Computer Operator information

What is the difference between Ibm Computer Operator vs Ibm Mainframe Operator?

AspectIbm Computer OperatorIbm Mainframe Operator
CertificationsBasic computer operation, operator certificationsSpecialized mainframe certifications often preferred
Work EnvironmentData centers, server rooms, IT departmentsMainframe rooms, large enterprise data centers
Job ResponsibilitiesMonitoring systems, running daily operations, basic troubleshootingManaging mainframe operations, complex system monitoring, backups
Industry UsageIT services, banking, government agenciesLarge corporations, financial institutions, government

While both roles involve operating computer systems, the Ibm Mainframe Operator specializes in managing large-scale mainframe systems, requiring more technical expertise and certifications. The Ibm Computer Operator typically handles general system monitoring and basic tasks. Understanding these differences helps in choosing the right career path or job search focus.

What is an IBM computer operator?

IBM Computer Operators are IT professionals who manage and monitor mainframe and server systems, often using IBM hardware and software platforms. Their responsibilities include running batch jobs, troubleshooting system errors, managing system backups, and ensuring the smooth operation of critical business applications. They work closely with system administrators to maintain uptime and performance, often following detailed operational procedures. IBM Computer Operators may also be responsible for responding to alerts, escalating technical issues, and performing routine maintenance tasks.

What are the key skills and qualifications needed to thrive as an IBM computer operator, and why are they important?

To thrive as an IBM Computer Operator, you need strong knowledge of mainframe operations, computer hardware, and system commands, often supported by an associate’s degree in computer science or related IT certifications. Familiarity with IBM mainframe environments (such as z/OS), job control language (JCL), and monitoring tools like Tivoli or CA-7 is typically required. Attention to detail, problem-solving ability, and effective communication are valuable soft skills in this role. These skills ensure reliable system performance, quick issue resolution, and smooth coordination with IT teams, which are critical for maintaining business operations.

What are some common challenges IBM computer operators face when managing mainframe systems, and how can these be addressed?

IBM Computer Operators often encounter challenges such as managing system performance under heavy workloads, troubleshooting job failures, and responding to system alerts promptly. Staying organized and maintaining clear communication with IT support and development teams is crucial for timely problem resolution. Proactively monitoring system logs, following established protocols, and participating in regular training can help operators stay ahead of potential issues and ensure smooth operation of mainframe environments.
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What job categories do people searching Ibm Computer Operator jobs in California look for? The top searched job categories for Ibm Computer Operator jobs in California are:
Infographic showing various Ibm Computer Operator job openings in California as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.

IBM i Systems Programmer and Analyst

Bank of Stockton

Stockton, CA • On-site

Other

Medical, Dental, Vision, Retirement, PTO

Posted 9 days ago


Job description

SUMMARY

The IBM i Operations & Systems Analyst combines development and system administration duties, focusing on RPG programming within an IBM Power (iSeries/AS/400) System, while also assisting in managing the underlying system infrastructure. This role involves both creating and maintaining RPG applications and ensuring the smooth operation and performance of the system itself.

Perform system administration duties in an IBM i Power System & Fiserv Signature environment to ensure information is processed and distributed accurately within established timeframes. Establish, maintain, and enforce policies and procedures to meet the Bank’s security, compliance, productivity, reliability, performance, data-protection, and disaster recovery standards. Assist in managing the Bank’s day-to-day computer operations.

Evaluate and recommend the optimal programming environment, ensuring application security, compatibility and productivity. Additional duties include IBM Power administration and operations, servicing change control requests, technical support to users, participate in IT projects, and be on a rotation schedule for on-call, after-hours system support.

ESSENTIAL DUTIES

RPG Development and Maintenance:

  • Signature Software Release Retrofit and InstallationAnalyzing code changes and merging with existing custom programs.
  • Developing, maintaining, and optimizing RPG applications to support business needs.
  • Writing clean, efficient, and well-documented code.
  • Troubleshooting and resolving issues in existing applications.
  • Collaborating with business analysts and end-users to gather requirements and translate them into technical specifications.
  • Performing unit testing and debugging.

Assisting IBM Administrator / Computer Operations Manager in the following:

System updates, maintenance, and installations

  • Managing and administering the IBM Power x Systems.
  • Installing and configuring software and operating system updates.
  • Managing user access and security.
  • Troubleshooting and resolving system errors.
  • Ensuring the system is optimized for performance.
  • Performing backups and recovery.
  • Assist Computer Operators in daily duties.

System Monitoring and Performance:

  • Monitoring system performance and identifying potential issues.
  • Troubleshooting runtime and job scheduling errors.
  • Reviewing system logs and output queues.
  • Participating in a rotating On-Call after hours support.

Collaboration and Communication:

  • Working with cross-functional teams to deliver solutions.
  • Providing technical guidance and training to team members.
  • Communicating with vendors and business users.

Documentation:

  • Creating and maintaining Business Requirement Documents.
  • Documenting processes, procedures, and application logic.

Other Responsibilities:

  • May involve working with other languages like CL and SQL.
  • May be involved in legacy application modernization and migrations.
  • May participate in disaster recovery planning and testing.

REQUIRED SKILLS AND QUALIFICATIONS

These specifications are general guidelines based on the minimum experience normally considered essential to the satisfactory performance of this position. The requirements listed below are representative of the knowledge, skill and /or ability required to perform the position in a satisfactory manner. Individual’s abilities may result in some deviation from these guidelines.

  • BA/BS degree or equivalent experience preferred
  • 5+ years RPG (IV, Free Format, ILE): Essential for developing and maintaining applications.
  • 5+ years with IBM Power System: A deep understanding of the platform is crucial.
  • 5+ years of CL programming: Control Language (CL) is often used alongside RPG.
  • 5+ years SQL knowledge: Essential for database interactions and querying.
  • 5+ years of analytical and problem-solving skills: Needed for understanding requirements, designing solutions, and troubleshooting issues.
  • Excellent communication and collaboration skills: Needed for working with various stakeholders.
  • 5+ years with change management and version control: Tools like Aldon, Turnover or others specific to the IBM Power System.
  • Understanding of banking or other financial systems (preferred)
  • 5+ years with tools like RDi, TAATOOL, DBU, ROBOT (preferred)
  • Time management and project management skills

Job Type: Full-time

Benefits:

  • 401(k)
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance

Experience:

  • AS400: 10 years (Required)
  • RPG Programming: 10 years (Required)
  • IBM Power 8+: 5 years (Required)
  • IBM System Monitoring: 5 years (Required)
  • DB2: 10 years (Required)

Ability to Relocate:

  • Stockton, CA 95202: Relocate before starting work (Required)

Work Location: In person