System Administrator

"No C2C, Third Parties, Bench Sales or Sponsorship opportunities available for this position."

Job Title: Systems Administrator 3

Location: Fully onsite in Trenton, NJ,

Compensation: $44/hour.

Employment Type: Temporary, Full-time (ASAP through June 2028)

Schedule: Monday–Friday, 9:00 AM–5:00 PM

Our client is seeking an experienced Mainframe Systems Programmer / z/OS Systems Administrator to manage and maintain mainframe infrastructure, including the z/OS operating system, subsystems, security interfaces, and related software products. The ideal candidate will have strong technical expertise in mainframe administration, troubleshooting, security, performance optimization, and disaster recovery planning.

Responsibilities:

• Manage the installation and maintenance of the mainframe z/OS system, subsystems, and products, interfacing the security between ACF2, VTAM, TPX, CICS, TCP/IP, and LDAP, including software exits and scripts.
• Troubleshoot and resolve mainframe system issues, including operating system, subsystem, performance, and connectivity problems.
• Research Hyper-Critical system PTFs and, if applicable to the environment, apply, test, and implement them.
• Determine the effectiveness of programs, policies, methods, procedures, and forms and recommend improved courses of action for maximum utilization.
• Perform software system evaluations, hardware capacity analysis, and hardware/software projections to ensure adequate machine resources for projected workloads.
• Document, maintain, and implement mainframe security and operating system/program products for disaster recovery and participate in exercises.
• Develop and maintain technical documentation, including system configurations, operating procedures, troubleshooting steps, and recovery processes, to support operational continuity.
• Provide technical support for mainframe assessments, upgrades, migrations, and transition or decommissioning activities, as needed.

Requirements:

• High school diploma or equivalent.
• Preferred graduation from an accredited college or university with a bachelor's degree that must include or be supplemented by a minimum of 18 semester credit hours in mathematics, computer science, information technology, and/or computer information systems.
• Experience supporting and maintaining mainframe operating systems, subsystems, and related software products.
• Knowledge of mainframe security, system administration, troubleshooting, and disaster recovery procedures.
• Ability to assess system performance, capacity requirements, and software updates.
• Experience with mainframe disaster recovery planning, testing, and implementation is preferred.

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