Job Summary :
We are looking for a highly experienced Mainframe Developer with 7+ years of hands-on experience to support and enhance enterprise mainframe systems. This role requires strong expertise in JCL, Fiserv PEP+, z / OS, and DB2, along with the ability to act as a Subject Matter Expert (SME) for mainframe technologies.
Key Responsibilities :
Design, develop, test, and support mainframe applications and infrastructure solutions.
Create, modify, and maintain JCL for batch processing and system jobs.
Provide hands-on support for Fiserv PEP+ environments.
Work with z / OS and DB2 for application development, troubleshooting, and performance tuning.
Act as a Mainframe SME, providing technical guidance and best practices.
Support platform engineering initiatives and mainframe modernization efforts.
Participate in capacity planning, performance monitoring, and system optimization.
Manage software changes, releases, and contingency planning.
Assist with mainframe application migrations and infrastructure upgrades.
Evaluate vendor solutions and support build-versus-buy decisions.
Develop and maintain technical documentation and system standards.
Collaborate with cross-functional teams and external vendors.
Required Qualifications :
7+ years of experience in mainframe development and engineering.
Strong hands-on experience with JCL.
Experience working with Fiserv PEP+.
Solid knowledge of z / OS and DB2.
Expertise in mainframe operating systems and hardware.
Experience with software change management tools.
Strong problem-solving and analytical skills.
Ability to work independently in a remote environment.
Preferred Qualifications :
Bachelor's degree in Computer Science, Information Systems, or equivalent experience.
Experience supporting large-scale enterprise mainframe systems.
Exposure to mainframe modernization or migration projects.
Strong communication and documentation skills.
Mainframe Developer • Phoenix, AZ, United States