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Senior Mainframe Developer Jobs in Stanton, CA (NOW HIRING)

Accenture

Mainframe Specialist

Los Angeles, CA

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Accenture

Mainframe Specialist

Irvine, CA · On-site

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Scalence L.L.C.

Senior SQL and ETL Engineer

Downey, CA · On-site

$106K - $146K/yr

... with mainframe including data extraction, mapping, and conversion into modern ETL/ELT pipelines ... Azure DevOps CI/CD workflows. • 3 years of experience in the past 4 years building and ...

Deloitte

Senior QE Engineer III

Costa Mesa, CA · On-site

$94K - $128K/yr

... web-based, mainframe-based and three-tier architectures. * Experience with the following ... Senior QA Engineer -AI & Engineering Join our AI & Engineering team in transforming technology ...

Sedgwick

Senior Engineer - LLMOps & MLOps

Los Angeles, CA · On-site +1

$112K - $154K/yr

... Services & Insurance Senior Engineer - LLMOps & MLOps Role Overview This is a high-stakes ... Build the engineering "pipes" to securely ingest and move data from legacy systems (Mainframes, SQL ...

Deloitte

Senior QE Engineer III

Los Angeles, CA · On-site

$95K - $129K/yr

... web-based, mainframe-based and three-tier architectures. * Experience with the following ... Senior QA Engineer -AI & Engineering Join our AI & Engineering team in transforming technology ...

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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for senior mainframe developer in Stanton, CA is $59.55, according to ZipRecruiter salary data. Most workers in this role earn between $55.87 and $65.05 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior mainframe developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What cities near Stanton, CA are hiring for Senior Mainframe Developer jobs?

Cities near Stanton, CA with the most Senior Mainframe Developer job openings:

Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Stanton, CA as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $123,866 per year, or $59.6 per hour.

Senior Mainframe Systems Programmer

West Advanced Technologies (WATI)

Downey, CA • On-site

$56.75 - $72.25/hr

Contractor

Re-posted 13 days ago

Job description

Mainframe Systems programmer/DBA
Downey, CA
12+ months
Position Description
A Mainframe Systems Programmer/DBA is responsible for leading and/or supporting the most complex database upgrade projects, modification, installation, testing, implementation, maintenance and enhancements of new or existing system software products. Must plan, install, configure, test, implement and manage core database products, software products in support of the Clients database architecture and business needs. Special organizational or functional industry position titles for Systems Programmer/DBA include, but are not limited to, DB2 Systems Programmer/DBA, IMS Systems Programmer/DBA and ADABAS/NATURAL Systems Programmer/DBA.
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 Client 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.
Bachelor's degree in an IT-related or engineering field.
Skills Preferred:
Sr Mainframe Systems programmer for DB2/IMS/ADABAS and a Sr DBA.
10 Years of Experience with Z/OS System programming and DBA Skills.
Regards
Sunil Damagalla
West Advanced Technologies, Inc
E: sunil.d@wati.com D: 279-666-5837
Serving government agencies for 22 Years
www.wati.com 1610 R St, Suite 300, Sacramento, CA 95811

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