Role: Mainframe Developer
Location: Alpharetta GA - Need Local
Contract W2
Job Summary
We are seeking a skilled Mainframe Systems Programmer with experience in IBM z/OS environments. The ideal candidate will be responsible for supporting, maintaining, and enhancing mainframe systems and related infrastructure. The role requires strong expertise in z/OS system programming, automation, scheduling, security administration, and scripting to ensure high availability, performance, and operational efficiency of enterprise platforms.
Key Responsibilities
Administer, maintain, and support IBM z/OS operating systems and associated mainframe infrastructure
Perform system programming activities including installation, customization, maintenance, and troubleshooting of z/OS components
Develop and maintain automation scripts using REXX, JCL, and Python
Support batch processing environments and scheduling activities using TWS (Tivoli Workload Scheduler/IBM Workload Scheduler).
Manage and troubleshoot SAS platform integrations and batch execution processes
Administer and maintain RACF security configurations, user access management, and compliance controls.
Work with Linux environments supporting application integrations and operational requirements
Conduct performance monitoring, capacity planning, system tuning, and problem determination.
Support incident, change, and release management activities following established IT processes.
Collaborate with infrastructure, application, and security teams to ensure system stability and regulatory compliance
Create and maintain technical documentation, operational procedures, and knowledge articles
Required Skills & Qualifications
Mandatory Skills
Strong experience in z/OS Systems Programming
Expertise in JCL (Job Control Language)
Proficiency in REXX scripting
Experience with SAS administration and batch processing
Hands-on experience with TWS/IBM Workload Scheduler
Good working knowledge of Linux operating systems
Experience in Python scripting and automation
Strong knowledge of RACF security administration
Understanding of mainframe operations, system monitoring, and troubleshooting
Excellent problem-solving and analytical skills
Preferred Skills
Experience in ISPW Administration
Experience in ITOMS Administration
Exposure to DevOps practices and automation within mainframe environments
Knowledge of enterprise ITIL processes
Education
Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline
Desired Competencies
Strong communication and stakeholder management skills
Ability to work independently and in a collaborative team environment
Proactive approach to identifying and resolving system issues.
Ability to manage multiple priorities in a fast-paced production environment
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