Senior z/OS Mainframe Systems Engineer

Accenture; Quezon City; On-site; PHP 900,000 - 1,500,000; Full time

Job summary

Accenture is seeking an experienced z/OS Systems Programmer to provide L3 and L2 technical support for IBM z/OS environments. The role covers incident resolution, maintenance, and middleware upgrades, with strong RACF and security focus.

You will collaborate across application, middleware, network, and security teams to ensure system stability. The ideal candidate has at least 5 years in z/OS systems programming and hands-on experience with DB2, CICS, MQ, and related security tools.

Qualifications

• Minimum 5 years of experience as z/OS Systems Programmer.
• Experience with z/OS subsystems and IBM middleware.
• Strong knowledge of RACF and security concepts.

Responsibilities

• Provide L3 support and administration for IBM z/OS environments.
• Deliver L2 support for DB2, CICS, and MQ.
• Manage and troubleshoot TCP/IP, Telnet, and AT-TLS configurations.
• Support RACF administration and security-related activities (L2).
• Perform periodic maintenance, apply PTFs, and execute ISV product upgrades.
• Investigate and resolve production incidents and service requests.
• Collaborate with application, middleware, network, and security teams.

Skills

z/OS

Systems programming

L3/L2 support

DB2

CICS

MQ

RACF

Security concepts

Job description

Accenture is seeking an experienced z/OS Systems Programmer to provide L3 and L2 technical support for IBM z/OS environments. The role covers incident resolution, maintenance, and middleware upgrades, with strong RACF and security focus.

You will collaborate across application, middleware, network, and security teams to ensure system stability. The ideal candidate has at least 5 years in z/OS systems programming and hands-on experience with DB2, CICS, MQ, and related security tools.