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Mainframe & Open systems Engineer (Contract) Rotational Shift
Islandwide, Singapore
ContractInformation TechnologyJob Description
Responsibilities
- Monitor and manage enterprise Mainframe and Open Systems infrastructure to ensure maximum system availability.
- Perform proactive monitoring of servers, operating systems, applications, ATM systems, middleware, and network infrastructure.
- Monitor, schedule, execute, and troubleshoot batch jobs using enterprise scheduling tools.
- Execute End of Day (EOD), End of Month (EOM), and scheduled production processing activities.
- Perform job submissions, reruns, restarts, recovery procedures, and batch scheduling according to established SOPs.
- Execute IPL activities and planned production maintenance activities.
- Perform first level incident diagnosis, troubleshooting, and resolution while escalating complex issues to Level 2 support teams.
- Manage incidents, service requests, and operational alerts within SLA timelines.
- Maintain detailed incident logs, operational documentation, and shift handover reports.
- Monitor backup jobs, storage utilization, and recovery processes to ensure successful completion.
- Support production changes, application deployments, and release activities.
- Coordinate with Infrastructure, Network, Database, Middleware, and Application Support teams during production incidents.
- Manage controlled access to production environments, server rooms, and data centre facilities.
- Participate in disaster recovery exercises, system maintenance, and operational readiness testing.
- Ensure compliance with operational procedures, security standards, and audit requirements.
- Participate in 24x7 shift rotation, weekend support, and on call activities when required.
Requirements:
- Diploma or Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related discipline.
- Minimum 8 years of experience in Mainframe and Open Systems production support.
- Strong experience supporting mission critical enterprise or banking production environments.
- Experience working in 24x7 operations and shift based support.
- Strong understanding of ITIL processes including Incident, Problem, and Change Management.
- Experience with batch scheduling, workload automation, and production control.
- Knowledge of backup, recovery, disaster recovery, and operational procedures.
- Ability to troubleshoot production issues under pressure and meet SLA commitments.
- Strong analytical, problem solving, and communication skills.
- ITIL Foundation certification.
- Knowledge of enterprise monitoring, automation, and workload scheduling solutions.
- Experience with Data Centre Operations and Production Control.
- Exposure to enterprise security and audit compliance processes.
- Strong experience on technical skills below:
- Mainframe Technologies - IBM z/OS, TSO (Time Sharing Option), ISPF, JCL (Job Control Language), CICS, OPC/ESA (Operations Planning & Control), CA7 Scheduler, Control D
- Open Systems - AS400, BMC Control M, Tivoli Workload Scheduler, HP UX, Sun Solaris, Windows NT, VAX
- Monitoring tools - HP OpenView Operations, HP OpenView Network Node Manager, IBM Tivoli Monitoring, MAXIMO, ABS, NetBackup
- Backup & Recovery - HP OpenView Storage Data Protector, Veritas NetBackup
- Other Enterprise tools - BMC Remedy Action Request System, Lotus Notes
- Open to work in rotational shifts - 7am - 3.00pm / 2.00pm - 11.00pm / 10.00pm - 7.00am
About Tangspac Consulting Pte Ltd
First seen: July 8, 2026
Last updated: July 29, 2026