Mainframe Systems Engineer: z/OS, Batch & Security

Princeton IT Services, Inc; New York (NY); On-site; USD 100,000 - 130,000; Part time

Job summary

Princeton IT Services, Inc is seeking a Mainframe System Maintenance & Administration Engineer in New York, NY. This role involves managing and supporting enterprise mainframe environments, ensuring system availability, and optimizing performance. Candidates should have a Bachelor's degree, over 5 years in mainframe support, and knowledge of solid tools including z/OS and JCL. Strong analytical skills and experience with RACF security are essential. Join us in a dynamic environment where you'll work on crucial business applications.

Qualifications

• 5+ years of experience in mainframe system administration or support.
• Strong knowledge of z/OS operating system.
• Hands-on experience with JCL and mainframe utilities.
• Experience with job scheduling tools (Control-M, CA-7).
• Knowledge of RACF or equivalent security tools.

Responsibilities

• Perform day-to-day administration and maintenance of mainframe systems (z/OS).
• Monitor system performance, capacity, and availability; optimize performance.
• Execute system upgrades, apply patches, and maintain system software.
• Manage and troubleshoot batch jobs using scheduling tools.
• Administer security through RACF, including user access control.

Skills

Mainframe System Administration

z/OS Maintenance & Support

JCL & REXX

Performance Monitoring & Tuning

RACF Security Administration

Batch Processing & Scheduling

Incident & Problem Management

Education

Bachelor’s degree in Computer Science, IT, or a related field

Tools

Control-M

CA-7

OMEGAMON

RMF

Job description

Princeton IT Services, Inc is seeking a Mainframe System Maintenance & Administration Engineer in New York, NY. This role involves managing and supporting enterprise mainframe environments, ensuring system availability, and optimizing performance. Candidates should have a Bachelor's degree, over 5 years in mainframe support, and knowledge of solid tools including z/OS and JCL. Strong analytical skills and experience with RACF security are essential. Join us in a dynamic environment where you'll work on crucial business applications.