Job Title: Mainframe zOS Support Engineer
Location: Remote – USA
Duration: ~61 Months (5 years 1 Month)

Job Summary
We are seeking an experienced Mainframe zOS Support Engineer to provide end-to-end production support for enterprise mainframe environments. The ideal candidate will have strong experience in zOS operations, batch job monitoring, incident management, and troubleshooting production issues within large-scale mainframe systems.
This role requires hands-on expertise in JCL, batch scheduling tools, CICS, DB2, MQ, VSAM, and system monitoring. The candidate will work closely with application, infrastructure, and support teams to ensure system stability, performance, and high availability.
 
Key Responsibilities
Mainframe Production Support

• Monitor zOS system health, performance, and batch processing activities
• Handle production incidents, service requests, and critical severity issues
• Perform root cause analysis (RCA) and implement permanent fixes
• Provide ongoing support for enterprise mainframe environments

Batch Operations & Scheduling

• Support JCL execution, batch job monitoring, and ABEND troubleshooting
• Work with scheduling tools such as Control-M, CA-7, OPC/TWS
• Ensure successful batch processing and timely issue resolution

System & Application Support

• Support and maintain CICS, DB2, MQ, VSAM, datasets, and related subsystems
• Coordinate with application teams for deployments, fixes, and environment support
• Troubleshoot data transfer and FTP/SFTP-related issues

Incident, Change & Problem Management

• Follow ITIL processes for incident, problem, and change management
• Participate in CAB meetings and production release activities
• Maintain compliance with operational and audit standards

Environment & Performance Management

• Conduct daily and weekly health checks for zOS, CICS, DB2, and storage systems
• Identify performance bottlenecks and optimize job execution
• Monitor system availability and operational stability

 
Required Skills
Core Mainframe Skills

• IBM zOS operations and system monitoring
• JCL
• TSO/ISPF
• SDSF
• CICS
• DB2
• MQ
• VSAM
• FTP/SFTP
• RACF (basic understanding)

 
Scheduling & Operations
 

• Control-M
• CA-7
• OPC/TWS
• Batch job monitoring and scheduling
• ABEND troubleshooting

 
Process & Support
 

• Production support experience
• Incident management
• Root Cause Analysis (RCA)
• ITIL process knowledge

 
Experience Required

• 10+ years of Mainframe production support experience
• Strong enterprise support and troubleshooting background
• Experience supporting mission-critical production environments

 
Preferred Qualifications

• Experience in large enterprise environments
• Strong communication and coordination skills
• Ability to work in support/on-call environments
• Experience working with cross-functional infrastructure and application teams

  
 
At SPECTRAFORCE, we are committed to maintaining a workplace that ensures fair compensation and wage transparency in adherence with all applicable state and local laws. This position’s starting pay is: $ 37.00/daily.