Mainframe Application Engineer — COBOL/DB2

Atos; Taguig; On-site; PHP 400,000 - 800,000; Full time

Job summary

Atos Philippines is seeking a Mainframe Developer to design, implement, test, and maintain business-critical mainframe applications using COBOL, DB2, JCL, and IMS DB/DC. You will collaborate with business and technical teams to deliver stable production support and reliable services.

Responsibilities include developing, enhancing, testing, and maintaining mainframe systems; providing Level 2 production support; analyzing requirements; designing test cases; and coordinating with onsite and

Qualifications

• Experience in mainframe development, testing, or application support.
• Strong hands-on experience with COBOL, DB2, JCL, and IMS DB/DC.
• Good knowledge of SQL queries and database validation activities.
• Experience in production support, incident management, troubleshooting, and problem resolution.
• Knowledge of mainframe tools and environments.
• Ability to create and execute test scenarios, test cases, and supporting test documentation.
• Strong analytical, problem-solving, and communication skills.
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent work experience.

Responsibilities

• Develop, enhance, test, and maintain mainframe applications using COBOL, DB2, JCL, and IMS DB/DC.
• Provide Level 2 application and production support for business-critical mainframe systems.
• Analyze business requirements and translate them into technical solutions and effective test cases.
• Design, review, and execute test scenarios and test cases to validate application changes.
• Troubleshoot and resolve application, batch processing, database, and production issues.
• Perform root cause analysis for recurring incidents and recommend corrective actions.
• Support test data identification, data mining, and validation using database queries.
• Coordinate with onsite, offshore, operations, and business teams to meet delivery timelines and support targets.

Skills

COBOL

DB2

JCL

IMS DB/DC

SQL

Production support

Testing

Communication

Mainframe tools

Education

Bachelor’s degree in Computer Science, IT, Engineering, or related field

Job description

Atos Philippines is seeking a Mainframe Developer to design, implement, test, and maintain business-critical mainframe applications using COBOL, DB2, JCL, and IMS DB/DC. You will collaborate with business and technical teams to deliver stable production support and reliable services.

Responsibilities include developing, enhancing, testing, and maintaining mainframe systems; providing Level 2 production support; analyzing requirements; designing test cases; and coordinating with onsite and