IBM Mainframe Operator

Overview

Remote
Depends on Experience
Contract - W2

Skills

Z/OS
Mainframe
IBM

Job Details

IBM Mainframe Operator - PUBLIC TRUST NEEDED
Department: Information Technology
Location: Remote (10pm – 6am and may include some weekend overnight shifts)

Role Type: Full-time (6-Month Contract)

About Our Client
Our client is a leading provider of IT and cybersecurity support to federal agencies across the U.S. With a nationwide presence, they specialize in managing enterprise systems, modernizing infrastructure, and ensuring secure operations for critical government environments. Their mission is rooted in integrity, performance, and technical excellence, and they are committed to supporting national interests through technology-driven solutions.

Job Description
We are seeking an IBM Mainframe Operator to join a 24x7x365 operations team supporting a major federal agency. In this role, you will manage, operate, and maintain IBM mainframe systems during overnight shifts. The work is fully remote and requires flexibility to cover late-night and occasional weekend shifts.

As part of the Mainframe Operations Team, you will provide real-time monitoring and system support across enterprise data centers. You will respond to alerts, perform operational tasks, support batch job execution, and coordinate with engineers to troubleshoot and resolve issues. Your contributions will directly impact the availability and performance of critical government systems.

Duties and Responsibilities

  • Serves as an Operator for the mainframe environment, which provides mainframe systems support for -wide customers in an enterprise data center environment.

  • Responsible for the monitoring, operations, integrity, and technical support of the Department’s IBM System mainframe environment.

  • Perform systems operation support, including mainframe operator administration and general troubleshooting.

  • Document all platform service processes and procedures and maintain the artifacts in a document repository.

  • Provide monitoring support for mainframe LPARS across all datacenters. Check all monitors for alarms and ensure tickets are open on selected sites down.

  • Answer incoming calls and direct request to system engineers if problems can’t be resolved quickly.

  • Continuously monitor for high priority ticket outages or major issues.

  • Perform status updates to BMC system on any open tickets and follow up with customers.

  • Verify Batch Jobs that are in the queue for execution.

  • Cancel or release and start batch jobs per user request on mainframe LPARs.

  • Assist customers with starting VPS printers.

  • Recycle customer’s ONLINEs per request.

  • Release and start system initiators.

  • IPL/Shutdown system LPARs during scheduled mainframe outages or as requested.

Required Experience/Skills

  • High School diploma with 4+ years’ experience

  • Candidate selected will be subject to a Government Public Trust security investigation and must meet eligibility requirements for access to the customer’s information. Current clearance is not required, but selected individual cannot start the assignment until the required security clearance is granted by the customer

  • Must be a U.S. Citizen

  • Hands-on knowledge of Mainframe Operations is required for this position

  • Must be proficient logging on the HMCs at both sites

  • Must have knowledge of Basic Operator commands

  • Ability to determine, analyze and resolve software and device related problems

  • Demonstrated communication skills and ability to develop positive relationships with customers, team members, vendor service providers and stakeholders

  • Strong customer service skills

  • Ability to communicate problems and solutions both verbally and in writing to the Government Lead

  • Ability to take direction to troubleshoot problems

  • Ability to work closely with others in a team environment

  • Ability to interface with all customer levels

  • IBM z-series Mainframes, IBM TS7720/7740 VTL

  • Operating Systems: z/OS,

  • IBM SW: JES2, TSO, ISPF, SDSF, JCL, FTP, VTAM, SMS, IBM Utilities, Tape Management Software (CA-1), CA-Scheduler

Education
High School diploma with 4+ years’ experience

Pay & Benefits Summary

  • Pay rate up to 42.50/h W2
     


Interested? 
*Connect with your Catapult Recruiter: Kailyn Hartley, directly at kailyn.hartley@catapultsg.com *
Apply now to join a high-impact team supporting critical mainframe operations from the comfort of your home.
 

Mainframe | IBM z/OS | Remote | Overnight Shift | Public Trust | Government IT | Batch Jobs | LPAR | IT Operations | CA-Scheduler | TSO | SDSF

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

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