Senior Mainframe Operator - Remote/Hybrid, Lead & Mentor

SECU; North Carolina; Hybrid; USD 65,000 - 90,000; Full time

Job summary

SECU is seeking a Senior Computer Operator to ensure the stability of mainframe operations, resolve complex job issues, and mentor junior operators. The role contributes to operational reliability through proactive monitoring and RCA.

The position emphasizes performance in a 24x7 batch-driven environment with responsibilities spanning job monitoring, incident handling, SOP updates, and cross-team collaboration to minimize risk.

Qualifications

• High school diploma or equivalent.
• 5+ years of experience in computer operations or data center support.
• Experience in a 24x7 or batch-driven mainframe operations environment.

Responsibilities

• Advanced job monitoring and response for high-volume job streams and system messages with minimal supervision.
• Investigate recurring job failures and assist in documenting root cause analysis.
• Recommend updates to runbooks, checklists, and operational SOPs.
• Mentor and support shift; onboard and train junior staff.
• Coordinate change and maintenance; validate job restarts after activity.
• Provide shift summaries and communicate operational risks to management.

Skills

Mainframe operations experience

Education

Associate degree in IT/CS/IS

High school diploma

Tools

Job scheduling tools

TSO/ISPF

Automation consoles

Job description

SECU is seeking a Senior Computer Operator to ensure the stability of mainframe operations, resolve complex job issues, and mentor junior operators. The role contributes to operational reliability through proactive monitoring and RCA.

The position emphasizes performance in a 24x7 batch-driven environment with responsibilities spanning job monitoring, incident handling, SOP updates, and cross-team collaboration to minimize risk.