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Mainframe Developer With Cobol Jobs in California

Jobsbridge

Cobol Developer

Huntington Beach, CA

$53 - $71.75/hr

Moderate skills with high level of proficiency. Develops and implements solutions that require ... Qualifications COBOL, Customer Service, Data Architecture, DB2, Developer, Development, IMS ...

Aptus Solutions Inc.

COBOL Engineers

Monterey Park, CA · On-site

$52.75 - $71.25/hr

COBOL Engineers Location :Monterey Park//LA-CA Duration :1 year Main Duties and Responsible ... Must be familiar with relational database concepts *Ability to locate the relevant objects and pull ...

Sonsoft Inc

Mainframe Consultant

Irwindale, CA

At least 5 years of experience in Mainframe Technologies (COBOL, CICS, JCL, DB2) * At least 5 years ... At least 4 years of experience with Information Technologies. Additional Information ** U.S ...

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Mainframe Developer With Cobol information

What are some common challenges faced by mainframe developers working with COBOL, and how can they be overcome?

Mainframe Developers working with COBOL often encounter challenges such as maintaining legacy code, integrating mainframe systems with modern technologies, and adapting to evolving business requirements. Legacy systems may lack proper documentation, making it crucial to develop strong debugging and reverse-engineering skills. Collaborating closely with business analysts and other IT teams helps ensure a clear understanding of requirements and smoother integration projects. Staying up-to-date with mainframe modernization tools and participating in knowledge-sharing sessions within your team can also help overcome these challenges and support career growth.

What is a mainframe developer with COBOL?

Mainframe Developers with COBOL are IT professionals who specialize in developing, maintaining, and supporting applications that run on mainframe computers using the COBOL programming language. They work with legacy systems, often in industries like banking, insurance, or government, where mainframes are still prevalent due to their reliability and processing power. Their responsibilities include coding, debugging, testing, and optimizing COBOL programs, as well as integrating mainframe applications with newer technologies. Mainframe Developers also ensure the performance and security of mission-critical systems that handle large volumes of data.

What are the key skills and qualifications needed to thrive as a mainframe developer with COBOL?

To thrive as a Mainframe Developer with COBOL, you need expertise in COBOL programming, mainframe systems (such as IBM z/OS), JCL, and database management, typically supported by a degree in computer science or a related field. Familiarity with tools like TSO/ISPF, DB2, CICS, and source control systems is commonly required, and certifications in mainframe technologies can be advantageous. Strong problem-solving, attention to detail, and effective communication skills help you manage complex legacy systems and collaborate with cross-functional teams. These skills and qualifications are vital for maintaining, enhancing, and supporting critical business applications that rely on mainframe environments.
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Infographic showing various Mainframe Developer With Cobol job openings in California as of August 2026, with employment types broken down into 70% Full Time, 14% Part Time, 2% Temporary, and 14% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution.

Senior Mainframe Systems Programmer

West Advanced Technologies (WATI)

Downey, CA • On-site

$56.25 - $71.75/hr

Full-time

Re-posted 6 days ago

Job description

Mainframe Systems Programmer
Downey, CA
12+ months
Skills Required:
The Mainframe Systems Programmer/DBA for Legacy Systems manages different types of databases, such as hierarchical (IMS), relational (DB2), and file-based (ADABAS), and is responsible for planning and upgrading the database environments on a County-established basis; verifying the health of all the databases; database administration technical consulting for application and operations teams for the purpose of project planning/development; maintenance on production database systems; performance of technical reviews for existing systems that utilize one of the following database management systems (DBMS): ADABAS, DB2 or IMS; performance of evaluations for the purposes of selecting new or fine-tuning existing DBMS software; consultation with project development teams to provide recommendations on database design; development of logical and physical database designs; creation of overviews of logical database designs; creation of physical databases; database capacity planning; development and use of backup and recovery procedures for databases; database performance monitoring; database space monitoring; database reorganizations; database replication; database compression and database partitioning. The following technology skill sets are required to perform in this classification. IBM: Z/OS, IMS, DB2, ADABAS, SMP/E, JCL, IMS DB/DC, CICS, ACF2, ASSEMBLER/COBOL/REXX, IBM FILE MANAGER, DELTA/IMS, NATURAL/ SUPERNAT, ENTIREX, CA SPOOL, IMS & DB2 BMC Tools, N20/TRIM.
Must have a minimum of seven (7) years of experience as a Systems Programming/ DBA, with at least three (3) years of that experience in a lead role.
Requires the possession of a bachelor's degree in an IT-related or engineering field.
Skills Preferred:
VTAM,TCPIP, HCD,SMPE, AT-TLS and Mainframe hardware knowledge.
Regards
Sunil Damagalla
West Advanced Technologies, Inc
E: sunil.d@wati.com D: 279-666-5837

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