Mainframe Systems Engineer

7 days ago


Singapore SCIENTE INTERNATIONAL PTE. LTD. Full time
About SCIENTE INTERNATIONAL PTE. LTD.

SCIENTE INTERNATIONAL PTE. LTD. is a leading provider of innovative solutions in the field of Mainframe Systems Engineering. We are committed to delivering exceptional results and exceeding our clients' expectations.

Job Summary

We are seeking an experienced System Specialist (Mainframe) who can work as z/OS Systems Programmer to manage and support Host Network systems. The ideal candidate will have at least 3 years working with z/OS Mainframe systems, including Host Networks VTAM, SNA, TCP/IP, Infoprint, and z/OS Unix. Strong communication skills and the ability to work effectively within a team environment are essential.

Key Responsibilities
  • Provide ongoing technical support for Host Network systems, including TCP/IP, Infoprint, and the z/OS Unix environment;
  • System Setup and Maintenance, Install, configure, and maintain TCP/IP networks, Infoprint printers, and z/OS Unix system libraries;
  • Regularly check the performance of TCP/IP, Infoprint, and z/OS Unix/USS systems, and address any performance issues;
  • Tune and optimize TCP/IP systems to ensure they operate efficiently;
  • Diagnose and resolve technical problems related to TCP/IP, Infoprint, and z/OS Unix/USS systems, including coordinating with IBM and other vendors when needed;
  • Work with application teams to ensure that their applications perform well with TCP/IP and Infoprint systems;
  • Support automation of processes and keep documentation up-to-date for standard operating procedures;
  • Help with backup and recovery planning, as well as testing disaster recovery processes;
  • Participate in regular reviews and audits of system configurations;
  • Communicate effectively and work well with other team members and departments.
Salary and Benefits

The estimated salary for this position is $120,000 per annum. We offer a comprehensive benefits package, including medical insurance, retirement plan, and paid time off.

Requirements and Qualifications
  • At least 3 years working with z/OS Mainframe systems, including Host Networks VTAM, SNA, TCP/IP, Infoprint, and z/OS Unix;
  • Strong knowledge of encryption technologies, including TCPIP AT/TLS and SSL/TLS;
  • Experience with third-party tools like Omegamon, LDAP, and SSH;
  • Ability to install, configure, and maintain TCP/IP setups, Infoprint printers, and z/OS Unix system libraries;
  • Monitor and resolve performance issues related to TCP/IP, Infprint, and z/OS Unix/USS;
  • Proficiency in programming languages and tools such as REXX, COBOL, JCL, and TSO/ISPF.
About You

You are a highly skilled and experienced Mainframe Systems Engineer looking for a challenging role where you can utilize your expertise to deliver exceptional results. If you are self-motivated, proactive, and passionate about Mainframe Systems Engineering, we encourage you to apply for this exciting opportunity.



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