Mentor junior mainframe developers and support knowledge transfer Required Skills: * 10+ years of hands-on experience in Mainframe development * Strong proficiency in COBOL, JCL, CICS, and DB2
New
Mentor junior mainframe developers and support knowledge transfer Required Skills: * 10+ years of hands-on experience in Mainframe development * Strong proficiency in COBOL, JCL, CICS, and DB2
New
Mentor junior mainframe developers and support knowledge transfer Required Skills: * 10+ years of hands-on experience in Mainframe development * Strong proficiency in COBOL, JCL, CICS, and DB2
New
San Diego, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
San Diego, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Sacramento, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Sacramento, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Walnut Creek, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Walnut Creek, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
San Francisco, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
San Francisco, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Mountain View, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Mountain View, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Irvine, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Irvine, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Los Angeles, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Los Angeles, CA · On-site
$70K - $196K/yr
Mentor and coach junior team members, cultivating their mainframe and modernization skills. * Define and continuously refine the practice roadmap, aligning modernization initiatives with ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
San Francisco, CA · Hybrid
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
San Francisco, CA · Hybrid
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
San Jose, CA · On-site
... junior engineers and guide them in their professional growth. CI/CD Pipeline Champion: o Drive the establishment and optimization of robust CI/CD pipelines. o Advocate for a test-first approach ...
San Jose, CA · On-site
... junior engineers and guide them in their professional growth. CI/CD Pipeline Champion: o Drive the establishment and optimization of robust CI/CD pipelines. o Advocate for a test-first approach ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Develop junior team members through direct coaching, design reviews, and structured feedback Patch Delivery - Mainframe & AS/400 Infrastructure * Design, plan, and execute end-to-end patch delivery ...
Los Angeles, CA · On-site
$115K - $213K/yr
... junior team members on ITOM tooling best practices Required Skills & Experience 5-8 years of hands-on experience with IBM/Rocket ITOM report management tools Demonstrated experience performing ...
Los Angeles, CA · On-site
$115K - $213K/yr
... junior team members on ITOM tooling best practices Required Skills & Experience 5-8 years of hands-on experience with IBM/Rocket ITOM report management tools Demonstrated experience performing ...
Los Angeles, CA · On-site
$115K - $213K/yr
... junior team members on ITOM tooling best practices Required Skills & Experience 5-8 years of hands-on experience with IBM/Rocket ITOM report management tools Demonstrated experience performing ...
Los Angeles, CA · On-site
$115K - $213K/yr
... junior team members on ITOM tooling best practices Required Skills & Experience 5-8 years of hands-on experience with IBM/Rocket ITOM report management tools Demonstrated experience performing ...
Mentorship Guide junior engineers and team members through the migration process Required Technical ... Mainframe Autosys and AWS
Quick apply
Mentorship Guide junior engineers and team members through the migration process Required Technical ... Mainframe Autosys and AWS
May act as an advisor or mentor to junior professionals. Under limited direction, implements a ... Demonstrated competency in working with computer software and mainframe applications to manipulate ...
May act as an advisor or mentor to junior professionals. Under limited direction, implements a ... Demonstrated competency in working with computer software and mainframe applications to manipulate ...
Long Beach, CA · On-site
May act as an advisor or mentor to junior professionals. Under limited direction, implements a ... Demonstrated competency in working with computer software and mainframe applications to manipulate ...
Long Beach, CA · On-site
May act as an advisor or mentor to junior professionals. Under limited direction, implements a ... Demonstrated competency in working with computer software and mainframe applications to manipulate ...
Coaches and mentors junior team members * Proposes tactics and strategies that impact overall ... Linux/Unix, Mainframe, Windows, Cloud, etc. * Thorough knowledge and experience with core set of ...
Coaches and mentors junior team members * Proposes tactics and strategies that impact overall ... Linux/Unix, Mainframe, Windows, Cloud, etc. * Thorough knowledge and experience with core set of ...
| Aspect | Junior Mainframe | Mainframe Developer |
|---|---|---|
| Credentials | Basic certifications, entry-level experience | Advanced certifications, several years of experience |
| Work Environment | Support and maintenance tasks, learning-focused | Design, development, and optimization of mainframe applications |
| Employer Usage | Entry-level roles in finance, government, and large enterprises | Senior roles with more responsibility in similar industries |
Junior Mainframe roles are typically entry-level, focusing on support and learning, while Mainframe Developers handle complex development tasks. The main difference lies in experience, responsibilities, and skill level, with Junior Mainframe positions serving as a stepping stone toward becoming a Mainframe Developer.
The most popular types of Mainframe jobs in California are:
For Junior Mainframe jobs in California, the most frequently searched job titles are:
The top searched job categories for Junior Mainframe jobs in California are:
Cities in California with the most Junior Mainframe job openings:

Experience: 10+ Years
Position Type: W2 only
Job Description:
We are seeking a highly experienced Senior Mainframe Developer with 10+ years of hands-on experience in legacy and modern mainframe technologies. The ideal candidate will have strong expertise in COBOL, JCL, and DB2, along with experience supporting mission-critical batch and online systems in large enterprise environments (banking, insurance, or financial services preferred). This role requires deep technical knowledge combined with the ability to analyze, enhance, and modernize legacy systems.
Key Responsibilities:
Required Skills:
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It services
51 - 200 Employees
Newark, DE, US
2010